The high-rise building is obviously made of concrete, so why does the whole building burn after a fire? foaming agent for concrete

First, concrete takes in and moves warmth extra easily than dissipates warmth easily. When a fire takes place, it has the effect of sustaining burning, which amounts adding fuel to the fire. The even more it burns, the bigger it gets. Concrete may seem beautiful and strong, yet in fact, maybe much better than adobe houses. There is no thermal insulation and warmth dissipation result like adobe blocks.

(burning concrete building)

On the other hand, I just damaged the surface area. If the steel-concrete framework of a high-rise building is white, there will not be a lot of smoke and fire if it burns. It is generally constructed from interior decoration products, mostly natural materials, oil, or plastic materials., as soon as fired up, the fire will come to be tough and generate a large amount of black smoke.

Second, fires in skyscrapers can melt concrete and steel bars. Oxygen supports combustion. In addition, the temperature level created by the supporting burning of other flammable items in the building is very high. After all, it is not a fire in a country home. In the 911 incident, one structure was destroyed by an aircraft. After the crash, it did not collapse at the time. Later on, the fire triggered by the influence shed and melted the text of reinforced concrete and ultimately collapsed.

(burning concrete building)

On the various other hand, indoor design products, home devices and furnishings are primarily combustible. If one flooring burns for a long time, the temperature level will certainly permeate the floor and fire up the upper and reduced floorings. The flooring is high and windy, with excellent ventilation and high oxygen content. The high-temperature heat flow will develop a smoke. Power, the fire needs to be really strong.

Third, the foam plastic used for exterior wall surface insulation is the culprit. Foam plastics are generally used in Europe and the USA, so a team of professionals introduced this innovation. But they clearly should have taken into consideration that the majority of foreign structures are two- or three-story domestic structures, and fire protection demands are reduced. When a fire breaks out in the structure, it will certainly create severe repercussions. Two- and three-story structures are not mainstream in China, and also in backwoods, there are really few of them. To present modern technology, we need to take into consideration the current situation of residential building. Or else, we will certainly be finding out in Handan.

(burning concrete building)

Fourth, the emphasis is not on room furniture and wood products yet on the reality that paint is made use of in all constructing designs, such as wall paint. Also high-end wall surface treatments are textiles. Repaint or textiles are inherently flammable objects. Furthermore, numerous other decoration materials have various shades. The shades are likewise made from various kinds of paint. Once they experience high temperatures, they will certainly burn also if there is no open flame.

On the various other hand, I have actually seen many people saying that the high quality of thermal insulation products is not up to par. In fact, it is not just moisture-retaining products. The country additionally has matching fire retardant requirements for timber utilized for interior decoration and furnishings of high-rise buildings, but furnishings factories and structure products factories will certainly avoid this. Common customers do not comprehend the trouble, so primarily, the wooden materials on the marketplace are non-fire retardant products, whether they are used in high-rise buildings or otherwise.

(burning concrete building)

Fifth, ideas from firemens to avoid problems prior to they occur: Each flooring should be equipped with a fire hydrant. If the area is big, you can additionally gear up numerous. If a fire occurs, rapidly manage the fire to avoid the fire from spreading to various other floors. If it is a household structure, each household should be equipped with a tiny fire hydrant. Once a fire occurs in your home, the fire can be quickly controlled within your very own home. On top of that, furniture, drape decoration, and so on, must be constructed from non-combustible products. The degree of fire security automation in high-rise buildings is reasonably high. The individual in charge of fire defense in high-rise buildings is in location and responsible, and evaluations and drills are in area. Fires can be avoided by controlling combustibles, combustion-supporting materials and fire sources.

The manufacturing process of concrete is a crucial element influencing its fire resistance. Amongst them, the control of the water-cement ratio is vital. Too high or too reduced a water-cement proportion might have unfavorable effects on the fire resistance of concrete. Furthermore, the high quality and form of the rocks in concrete will likewise have an effect on its fire resistance. Using hard and regular-shaped rocks can boost the fire resistance of concrete.

Regarding the detection of fire resistance, there are lots of generally utilized approaches, such as high-temperature examination method, fire test method, thermogravimetric evaluation method, and infrared spectroscopy approach. These techniques assess the fire resistance of concrete by simulating high-temperature settings or directly observing the efficiency changes of concrete at high temperatures.

Concrete Additive Distributor

Cabr-concrete is a supplier of foaming agents and other concrete additives, which is concrete and relative products with over 12 years experience in nano-building energy conservation and nanotechnology development. It accepts payment via Credit Card, T/T, West Union and Paypal. Trunnano will ship the goods to customers overseas through FedEx, DHL, by air, or by sea. If you are looking for high quality raw materials of foaming agent for concrete, please feel free to contact us and send an inquiry. (

The lifespan of cement is only 50 years. Will the house collapse when the time limit is up? concrete admixture

What regarding the 3 Gorges Dam?

From old times to today, cement has played an essential function in the human construction of houses and significant projects. This artificial blend made of all-natural materials such as limestone and clay is commonly utilized as a result of its outstanding mechanical buildings. However, as time passed, a troubling report started to flow among the people. The service life of cement is just 50 years, whereby time the building will certainly be falling apart or perhaps collapse. The insurance claim stimulated public panic and increased uncertainties about the future of world-class tasks such as the 3 Gorges Dam. The 3 Gorges Dam, one of the largest hydropower stations worldwide, additionally uses cement for irrigation. It was constructed using strict engineering requirements and advanced modern technology.

Concrete's life-span is just half a century. Will your house remain in risk already? What about the Three Gorges Dam constructed with concrete?

(concrete construction)

1. The secret of cement strength

Every person should have heard the claiming, "Cement has a lifespan of half a century". Nevertheless, this statement is not totally exact, and the life span of cement is not determined right here. The true life-span of a structure is likewise affected by many variables. The so-called 50-year life of cement comes from the fact that the chemical bonding pressure developed during the solidification procedure of concrete is time-limited.

When cement and concrete are mixed, the calcium and silicic acid molecules in the concrete liquify in the water, developing a fibrous calcium silicate crystal structure. This structure continues to link to form chemical bonds, locking in moisture and causing the concrete to progressively set and harden. Ultimately, its stamina will even exceed that of some steel products.

Yet this reinforcing process is not timeless. Generally, after 50 years approximately, these chemical bonds will progressively age and lose their glue force, resulting in a reduction in concrete stamina. But that does not imply that structures will fall down quickly in half a century. As a matter of fact, the primary aspects that determine a building's service life hinge on structural layout, construction high quality, product choice, and post-maintenance.

As an example, the well-known Sydney Opera House was constructed in the 1960s. Nonetheless, due to appropriate upkeep and excellent design and building and construction, it is still standing today. On the other hand, if the design is reasonable, the construction is shallow, and the monitoring is smooth, it will be challenging for the building to be made use of for a long period of time, also if the chemical bonding pressure is still there. It can be seen that cement toughness is just one-factor impacting life and is by no means decisive.

(concrete construction)

The existing design life span of urban housing in China is typically 50 years. Yet this is not identified by concrete life. Instead, it is based upon various considerations such as catastrophe avoidance and decrease, resource recycling, etc. After half a century doesn't imply your house has to be destroyed. As long as it undergoes expert analysis, reinforcement and repair service to make certain that it meets the relevant load-bearing and seismic demands, it can remain to be made use of. Even the new life span will certainly exceed the initial design life.

Actually, the life span of contemporary outstanding buildings usually exceeds half a century. As an example, the Realm State Structure in New york city, integrated in the 1930s, was thoroughly created, making use of high-quality materials and scientifically built. The Empire State Building is still standing and has actually been in use for greater than 80 years. The vital aspects that establish the life of a structure consist of structural layout, building and construction modern technology, building material choice, day-to-day upkeep, and so on.

Excellent developers will fully take into consideration and anticipate the life span of the structure at the start of the plan and use premium materials. Making use of sophisticated anti-seismic, anti-seepage, energy-saving and various other innovations can extend its service life to 100 years or perhaps longer. Although concrete has a specific chemical bonding time limit, it does not suggest that the building is "scrapped." As long as it is very carefully made and created from the get go of building and construction and interest is paid to succeeding maintenance and repairs. A lot of modern-day buildings can remain to be made use of securely for several years after 50 years and continue to offer the city.

(concrete construction)

2. Construction and special considerations of the Three Gorges Dam of the Century Task

For large water conservancy projects, the discussion about the life span of cement is extra worthwhile of factor to consider. Take the 3 Gorges Dam, the globe's most majestic hydropower terminal. It carries numerous jobs such as flood control, power generation, and shipping and is an essential national tactical task.

Chinese designers placed in many initiatives throughout the design and building and construction of the 3 Gorges Dam. Let the dam have an ultra-long design life of greater than 100 years. As the globe's most enthusiastic hydropower project, the construction process of the 3 Gorges Dam has attracted much interest and has actually collected the efforts and wisdom of many Chinese individuals.

From the first idea advanced by Sun Yat-sen in the 1920s to the vigorous promo by the older generation of revolutionaries, such as Chairman Mao and Premier Zhou, after the starting of New China. After decades of repeated demos and strenuous preparations, the 3 Gorges Project ultimately started construction in the 1990s. As a large-scale water conservancy project with several features. The Three Gorges Dam shoulders important duties such as flooding control, power generation, and delivery and is called the century-old desire for the Chinese nation. During the style and building and construction procedure, Chinese engineers abided by the policy of "active preparation and full reliability" and spent countless initiatives.

(concrete construction)

On May 1, 1998, the short-term ship lock of the 3 Gorges Job, the first thorough task constructed in the Yangtze River 3 Gorges Job, was formally available to navigating, marking the start of this globe design giant. In the following years, the Three Gorges Project got rid of globe troubles one after an additional and remained to establish construction documents. In 1999, the 3 Gorges Project set a globe document for regular monthly and annual concrete putting quantities. In 2003, the third stage of the RCC cofferdam project once more damaged 5 globe documents.

The year 2003 was of terrific value to the 3 Gorges Task. In this year, the task accomplished the set objectives of the second phase of power generation, navigation, and water storage space. This year, the 3 Gorges Dam successively experienced crucial links such as the second closure of the Yangtze River, the acceptance of the second stage of the dam, and the first water impoundment. By the end of that year, the 3 Gorges Project had actually completed a lot of the earthwork excavation, backfilling, and concrete putting, and the entire left bank dam reached a dam crest altitude of 185 meters. At the same time, the 3 Gorges resettlement job is proceeding progressively, and the tank area has taken on a totally make over.

In 2006, the final concrete of the ideal financial institution dam was poured in location, and the whole 3 Gorges Dam was covered, ten months ahead of timetable. In 2008, the Three Gorges began its very first speculative water storage space. In August 2009, the last acceptance check of the 3rd phase task was efficiently passed, marking that the overall job was generally completed according to the preliminary layout.

(concrete construction)

The terrific 3 Gorges Project not only established lots of globe documents in design technology yet also developed a brand-new design building administration device - the "3 Gorges Design." Properly managed the task high quality, progress and price, greatly enhancing the monitoring level. Therefore, the 3 Gorges Dam is not developed exclusively with concrete but with concrete and steel as the main materials. Through scientific and strenuous estimations, advanced building modern technology and product selection, and strict quality control, the 3 Gorges Dam has actually been made sure to have an ultra-long layout life of 100 years.

At the very same time, the Three Gorges Dam is also equipped with a great deal of sophisticated tracking equipment to conduct 24-hour dynamic tracking of the dam body. She has created a full operation and maintenance plan. It can be claimed that the 3 Gorges Dam has done sufficient research during the building and construction phase to get rid of various potential risks as long as feasible and lay a solid structure for its future safe procedure. However, we can not ignore some unsure risks concealed in nature, such as quakes, floodings, and other disastrous weather condition.

For that reason, during the subsequent operation period of the Three Gorges Dam, a specialist group is still called for to continuously monitor various technical indicators and formulate emergency situation plans in a prompt manner to prevent issues before they happen. Its lifespan and safety and security are fully guaranteed as long as we preserve awe of nature and continue maintaining it. This water conservancy titan will certainly have the ability to serve future generations for a century and even longer.

3. Ecological elements that can not be disregarded are naturally the most significant test

You have to understand that the 3 Gorges Dam is not just constructed of cement. Its primary material is reinforced concrete. Via scientific and strenuous estimations, advanced building and construction innovation and maximized product ratio. From the get go of its design, the Three Gorges Dam had a higher safety book aspect than similar tasks.

At the very same time, the Three Gorges is likewise outfitted with a great deal of sophisticated tracking equipment. Apply 24-hour dynamic surveillance of the dam body. A total operation and maintenance plan has been developed to safeguard its long-term safe operation from many facets. Although the Three Gorges Dam was carefully constructed, we have to identify the power of nature.

(concrete construction)

Although enhanced concrete is hard, a specific level of chemical weathering and physical disintegration will still happen if it is soaked in water for a long time. In addition to all-natural disasters such as quakes and floodings, which might bring unpredictable impacts to this large-scale task. For that reason, for a massive project like the 3 Gorges, it is essential to execute different analyses and avoidances during the building phase.

However in the succeeding procedure and upkeep process. It is much more essential to have a specialist team to continuously keep track of various safety and security indicators and develop emergency strategies in a prompt manner to stop issues before they occur. At the same time, we should additionally affix excellent importance to the possible dangers that climate adjustment and ecological issues may bring and efficiently enhance the security of this century project.

After all, the 3 Gorges Dam is not just pertaining to the nationwide economy and people's income such as flooding control, power generation, and delivery, but it is additionally an important landmark in the great renewal of the Chinese nation. We should not allow any mistakes to harm this dam, which has the hard work of countless home builders. Just by paying complete attention to numerous feasible risk variables and taking timely and effective action measures. Just after that can the 3 Gorges Dam really stand up to the long-lasting test of nature and continue to offer the nation and the people.


Cabr-concrete is a supplier of foaming agents and other concrete additives, which is concrete and relative products with over 12 years experience in nano-building energy conservation and nanotechnology development. It accepts payment via Credit Card, T/T, West Union and Paypal. Trunnano will ship the goods to customers overseas through FedEx, DHL, by air, or by sea. If you are looking for high quality concrete admixture, please feel free to contact us and send an inquiry. (

Application of foam concrete and animal protein foaming agent foam form concrete walls

Applications of foam concrete

As a result of its great characteristics, foam concrete is widely used in energy-saving wall surface materials and has actually additionally been used in other elements. At present, the main applications of foam concrete in my country are cast-in-place foam concrete insulation layers for roof coverings, foam concrete face blocks, foam concrete, light-weight wall panels, and foam concrete settlement structures. Nonetheless, making complete use of the excellent qualities of foam concrete can constantly increase its application locations in construction tasks, accelerate job progress, and enhance job high quality, as complies with:

1. It will certainly replace foam plastic and come to be the largest thermal insulation product in building insulation.

Foam concrete is low-cost and has readily offered resources. It can be swiftly cast in place and made into numerous products. At the exact same time, it has fire resistance, sound insulation, earthquake resistance, and climate resistance. It is the very best selection to replace foam plastics. Appropriate products.

2. Foam concrete cast-in-place wall surface

The main part of structure insulation is the outside wall surface, and the almost all of structure sound insulation is the interior wall surface. Foam concrete can be made use of for cast-in-place outside wall surfaces to achieve self-insulation and self-absorption. It has advantages in both interior and exterior wall surface applications.

(foaming concrete)

3. Foam concrete outside wall surface insulation board

Foam concrete exterior wall insulation board refers to an insulation board fixed on the exterior wall by pasting or dry-hanging modern technology. Considering that this sort of insulation board has been successfully utilized in Sichuan, Gansu, Shanghai, Zhejiang, and various other areas, it prepares to replace the foamed polystyrene board for outside wall insulation slim plastering system or external wall surface internal insulation thin plastering system.

4. Foam concrete exterior wall self-insulating wall panels

This kind of wall panel includes foam concrete composite wall panels with a dealing with layer or protective layer on one side and foam concrete sandwich wall panels with a facing layer or safety layer on both sides. This kind of wall surface panel can realize self-insulation of the outside wall surface. It does not call for extra insulation therapy after installment and has excellent fire defense, durability, and audio insulation residential or commercial properties.

5. Foam concrete integrated real estate

Integrated housing is a global development pattern, and foam concrete self-insulating incorporated housing is a development hotspot. Nowadays, lots of domestic companies are focusing on establishing this sort of self-insulated premade houses.


6. Foam concrete blocks, ceramsite blocks, and autoclaved blocks

Foam cinder block have actually always been the initial vital product that all events in China are keen on. At present, residential enterprises have turned to the research and development of ceramsite foam cinder block and autoclaved foam concrete obstructs. These two sorts of foundation are the direction of advancement. The majority of international business make use of autoclaving. The former Soviet Union made use of the all-natural healing procedure in the 1930s. Due to low stamina, inadequate frost resistance, and big drying out contraction, it altered to the autoclaving process in the 1940s. Ceramsite foam cinder block are a development in our country with sophisticated modern technology and ought to be strongly developed.

There are greater than 20 functions of foam concrete that have actually been discovered so far, and a lot of its applications are still in civil applications. Among them, one of the most appealing one in the future will certainly be its use in building audio absorption and insulation. The writer forecasts that it will certainly come to be the new sound-absorbing product with one of the most advancement possibility. On top of that, it has wide application potential customers in the fields of fireproof insulation, filtering, impermeability and waterproofing, and lightweight ornamental products. As the several functions of foam concrete are discovered, its application as a functional material will certainly be extremely distinctive.

The application of animal healthy protein frothing agents in foam concrete

In the prep work process of foam concrete, a pet healthy protein frothing representative is blended with water and cationic surfactant and frothed with a frothing representative device or high-speed mixer. These foams are after that injected right into a concrete slurry and mixed to prepare a foamed cement slurry. The benefit of this prep work technique is that the cast-in-place concrete it produces is not just light-weight, high-strength, and fireproof but likewise does not need autoclaved healing and can be developed by casting in place, which has considerable energy-saving effects.

The application of animal protein foaming agents plays an essential duty in enhancing the performance of foam concrete. First, it assists raise the quantity of concrete and lower its density, therefore attaining a lightweight result. Second of all, the use of lathering agents can enhance the thermal insulation efficiency of concrete and improve the energy efficiency of buildings. Furthermore, animal healthy protein frothing representatives can also boost the strength and durability of concrete and expand the service life of buildings.

(animal protein foaming agent)

However, the application of animal protein lathering representatives additionally needs interest to some problems. For example, different types of pet healthy protein lathering representatives may have various results on the efficiency of concrete, so it is essential to pick the appropriate lathering representative according to the specific application scenario. On top of that, the amount of foaming representative additionally needs to be purely regulated. Too much or too little may impact the top quality and efficiency of the concrete.


TRUNNANO is a provider of pet prorein lathering representative with over 12 years experience in nano-building energy preservation and nanotechnology advancement. It approves payment via Charge card, T/T, West Union and Paypal. Trunnano will certainly deliver the items to consumers overseas through FedEx, DHL, by air, or by sea. If you are trying to find high-quality round silica powder, please do not hesitate to call us and send out a questions.



TRUNNANO is a supplier of foam form concrete walls with over 12 years experience in nano-building energy conservation and nanotechnology development. It accepts payment via Credit Card, T/T, West Union and Paypal. Trunnano will ship the goods to customers overseas through FedEx, DHL, by air, or by sea. If you are looking for high-quality spherical silica powder, please feel free to contact us and send an inquiry.

Liquid metal heat sink: definition, characteristics, and application areas

With the rapid development of technology, the performance of electronic devices continues to improve, but with it comes the issue of device thermal management. Heat dissipation technology is crucial to ensure the stable operation of electronic devices under high loads. A liquid metal radiator is a type of radiator that uses liquid metal as the heat transfer medium. This type of radiator typically consists of a metal shell, liquid metal filling, and an appropriate heat source or radiator surface.


(heat sink)

Characteristics of Liquid Metal Radiators

  1. High thermal conductivity: The high thermal conductivity of liquid metal enables it to quickly transfer heat from the heat source to the surface of the radiator.

  2. Flexible heat transfer methods: Liquid metal radiators have two cooling methods: natural convection and external pumping circulation.

  3. Efficient heat distribution: Through carefully designed metal shells and filling structures, liquid metal radiators can achieve uniform heat distribution.

Application fields of liquid metal heat sinks

  1. High-power electronic devices, such as lasers and power amplifiers, require efficient heat dissipation to ensure stable operation.

  2. Server and data center: With the increasing density of servers and data centers, liquid metal heat sinks' efficient heat dissipation performance is highlighted.

  3. Space probes and satellites: In space environments, liquid metal radiators are the best choice due to the lack of air convection.

  4. Cars and mobile devices: With the popularity of electric and smart devices, efficient thermal management is crucial for extending device lifespan and ensuring safety.

(heat sink)

Comparison between liquid metal radiators and other radiators

Compared with traditional radiators such as air-cooled and liquid-cooled, liquid metal radiators have significant advantages in heat transfer efficiency and heat dissipation performance. Traditional radiators are often limited by airflow, while liquid metal radiators achieve more efficient heat transfer through the fluidity of the liquid.

Design and Manufacturing of Liquid Metal Radiators

  1. Material selection: When selecting materials for liquid metal heat sinks, priority should be given to materials with high thermal conductivity and excellent chemical stability.

  2. Structural design: Optimize the geometry and size of the radiator to ensure a good heat flow path and uniform heat distribution.

  3. Sealing and circulation system: Design a reliable sealing system and circulation pumping device to ensure the stable flow of liquid metal.

  4. Testing and verification: In order to ensure the reliability and stability of liquid metal radiators, strict testing and verification must be carried out to ensure their normal operation under various working conditions.

Improving the heat dissipation efficiency of liquid metal radiators

  1. Enhancing the fluidity of liquids: By improving the circulation system or using additives, the fluidity of liquid metals can be enhanced, thereby improving heat transfer efficiency.

  2. Optimize the integration of heat sources and radiators: Improve the contact design between heat sources and radiators, reduce thermal resistance, and improve heat transfer efficiency.

  3. Introduction of nanotechnology: By adding nanomaterials to liquid metals, their thermal conductivity is enhanced, further improving heat dissipation efficiency.


(heat sink)


PDDN Photoelectron Technology Co., Ltd. is a high-tech enterprise focusing on the manufacturing, R&D and sales of power semiconductor devices. Since its establishment, the company has been committed to providing high-quality, high-performance semiconductor products to customers worldwide to meet the needs of the evolving power electronics industry.

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Properties and Application of Hafnium Carbide

Hafnium carbide (HfC), is a chemical compound with a distinct character. It has many uses.

1. Properties of Hafnium Carbide

Hafnium carburide is a grayish powder that belongs in the metal carbide category. It has high melting points, good hardness and high thermal stability.

Physical Property

The hafnium-carbide crystal structure is cubic with a face-centered structure and a lattice coefficient of 0.488nm. It is a hard material with a melting temperature of 3410 degrees Celsius.

Chemical property

Hafnium carburide is insoluble and chemically stable in acid-base or water solutions. It does not easily oxidize at high temperature. This material is stable at high temperatures. Hafnium carburide has a high radiation resistance, and is therefore suitable for use in nuclear reactors and particle acceleraters.

2. Hafnium Carbide Application

Hafnium carbide is used widely in many industries due to its high melting points, high hardness as well as good thermal and chemical properties.

Electronic field

Hafnium carburide is widely used in electronic fields, and it's a key component of electronic glue. Electronic paste is used on printed circuit boards. Hafnium can be added to the paste to increase its adhesion. Hafnium can be used to improve the reliability of electronic devices by using it as a sealant.

Catalytic field

Hafnium carburide is an excellent catalyser that can be used to catalyze countless chemical reactions. One of the most common uses is in auto exhaust treatment, which reduces harmful gas emissions. Hafnium carburide is used in a variety of fields, including hydrogenation, denitrification and petrochemicals.

The optical field

Hafnium carbide is transparent, and it can be used for optical components and fibers. It can enhance the durability and transmission of optical components, and reduce light losses. Hafnium carbide can be used for key components such as lasers, optoelectronics devices and optical fields.

Ceramic field

Hafnium carbide can be used to improve the density and hardness of ceramic materials. It can be used to produce high-performance materials, like high-temperature and structural ceramics. Hafnium carbide can be used to grind and coat materials.


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Application Fields of Gallium Nitride

The wide-gap semiconductor material GaN is widely used due to its excellent electrical, optical and physical properties.

1.Semiconductor light

Gallium Nitride is widely used in semiconductor lighting. The high luminescence and high reflectivity of gallium nitride material make it ideal for high-performance, LED lamps. LED lamps offer a higher level of luminous efficiency than fluorescent and incandescent bulbs, as well as a longer life span. This makes them suited for use in many fields, including indoor and exterior lighting, displays, automobile lighting, etc.

Gallium Nitride is the most common material used for substrates of LED chips in semiconductor lighting. LED chips, the core component of LED lighting, are directly responsible for the overall performance. They determine the LED light's luminous efficacy and service life. Gallium Nitride is an excellent substrate material because it has high thermal conductivity. It also has high stability and chemical resistance. It improves the LED chip's luminous stability and efficiency, as well as reducing manufacturing costs.

2.High-temperature electronic devices

Gallium Nitride is also widely used for high-temperature electronics devices. Gallium nitride, which has high breakdown electric fields and electron saturation rates, can be used for electronic devices that work in high-temperature environments.

Aerospace is a harsh field and it's important to have electronic devices that work reliably in high temperature environments. As a semiconductor high-temperature material, gallium-nitride materials are primarily used to make electronic devices like transistors and field effect transistors for flight control systems and fire control. Gallium nitride is also used in power transmission and distribution to produce high-temperature devices, such as power electronics switches and converters. This improves the efficiency and reliability of equipment.

3.Solar cells

Gallium nitride solar cells also receive a lot attention. High-efficiency solar panels can be produced due to its high transparence and electron saturation rate.

Silicon is the main material in most traditional solar cells. Silicon solar cells are inexpensive to manufacture, but have a narrow bandgap (about 1eV) which limits their efficiency. Gallium-nitride solar cell have a greater energy gap width (about 2.30eV), and can therefore absorb more sunlight, resulting in a higher photoelectric efficiency. The manufacturing cost of gallium-nitride cells is low. They can offer the same photoelectric converter efficiency for a lower price.


Gallium Nitride is also widely used as a detector. They can be used to manufacture high-efficiency detectors like spectral and chemicals sensors.

Gallium Nitride can also be used as a material to make X-ray detectors that are efficient and can be applied in airports or important buildings for security checks. Gallium nitride is also used for environmental monitoring to produce detectors like gas and photochemical sensor, which detect environmental parameters, such air quality, pollutants, and other environmental parameters.

5.Other applications areas

Gallium nitride can be used for many different applications. Gallium nitride is used, for instance, to make microwave and high frequency devices such as high electronic mobility transistors and microwave monolithic combined circuits. These are used in fields like radar, communications, and electronic countermeasures. In addition, gallium nitride It can also be used for the manufacture of high-power lasers and deep ultraviolet optoelectronics.

What is Lithium stearate powder

Lithium stearate is a crystalline form of lithium.

Lithium stearate has the chemical formula LiSt. It is a white powder that is solid at room temperatures. It is highly lipophilic, and at low concentrations can produce high light transmission. This compound is only slightly soluble when heated to room temperature, but it dissolves readily in organic solvents including acetone and alcohol. Lithium Stearate is stable and thermally safe at high temperatures because it has a melting and flash point. The lithium stearate also has good chemical resistance and is resistant to acids and bases, as well as oxidants, reductants and reducing agents. Lithium is less toxic than other metals, but should still be handled with care. An excessive intake of lithium can lead to diarrhoea or vomiting as well as difficulty breathing. Wearing gloves and goggles during operation is recommended because prolonged exposure to lithium can cause eye and skin irritation.

Lithium stearate:

Surfactant: Lithium Stearate Surfactant, lubricant, and other ingredients are used to make personal care products, such as shampoos, soaps, body washes, and cosmetics. It has excellent foam properties and good hydrolysis stabilty, resulting in a gentle and clean washing experience.

Lithium stearate has an important role to play in polymer syntheses. It can be used both as a donor and a participant in the formation of polymer chains. These polymers have good mechanical and chemical properties, making them ideal for plastics, rubber fibers, etc.

Lithium stearate can be used in cosmetic formulations to soften and moisturize the skin. It enhances moisturization, and makes the skin smoother. The antibacterial and antiinflammatory properties of lithium stearate can also help with skin problems.

Paints & Coatings - Lithium stearate can be used to thicken and level paints & coatings. It helps control the flow & properties of final coatings. It is resistant to weather and scratches, which makes the coating durable.

Applications of lithium stearate include drug carriers, excipients, and stabilizers. It can enhance the taste and solubility and stability of medications.

Lithium stearate has many uses in agriculture, including as a carrier for fertilizer and a plant-protection agent. It increases the efficiency of fertilizers and improves plant disease resistance.

Lithium stearate may be used in the petrochemical sector as a lubricant or release agent. As a catalyst in petroleum cracking, lithium stearate improves cracking yield and efficiency.

Lithium stearate production method :

Chemical synthesis method

Lithium stearate can be synthesized through a series chemcial reactions that combine stearate and lithium metal. In order to get the two reacting fully, lithium metal is heated and the stearate root is stirred together in an organic solvant. After washing and drying, the pure lithium-stearate product is obtained.

Following are the steps for synthesis.

(1) Mix the lithium metal with stearate roots in organic solvents such as ethanol and stir them, heating, until they fully react.

(2) The reaction solution must be cooled in order to precipitate lithium stearate.

Remove the crystals and rinse them with water.

(4) The dried crystals will be used to make lithium stearate.

Chemical synthesis is characterized by a matured process, a high level of production efficiency and pristine products. However, organic solvents have a negative impact on the environment. A certain amount of waste is generated during production.

Methode de fermentation biologique

In biological fermentation, microorganisms such as yeast are used in the medium to produce lithium. The principle behind this method is that microorganisms use their metabolic pathways to produce stearic and react with metal ions, such as lithium ions, to create lithium stearate.

These are the steps that you will need to take in order to produce your product.

(1) The microorganisms will be inoculated onto the medium that contains precursor substances for fermentation cultures;

(2) The filtrate is used to produce a solution of stearic acetic acid.

(3) Add metals (such as the lithium ions) into the solution with stearic to ensure that they fully react.

(4) The reaction mixture is separated, then washed and dried.

The benefits of biological fermentation include environmental protection, less waste discharge and a longer production process. However, the conditions for production are also higher.

Prospect Market of Lithium Stearate:

The application of lithium in personal care will continue to play a major role. As a lubricant or surfactant it is important in soaps. shampoos. body washes. and cosmetics. As people's standards of living improve and the cosmetics sector continues to expand, lithium stearate demand will gradually rise.

In addition, the use of lithium stearate for polymer synthesis has also increased. It can be used both as a donor and a participant in polymer chain formation. As polymer materials science continues to develop, the demand of lithium stearate increases.

Lithium stearate's application in agricultural, petrochemical, pharmaceutical and other fields is also growing. In the pharmaceutical sector, lithium stearate may be used as a carrier, excipient or drug stabilizer. In the agricultural field, lithium stearate is used to transport fertilizer and as a plant protector. In petrochemicals, lithium isostearate acts as a lubricant or release agent. In these areas, the demand for lithium will increase as technology advances.

But the outlook for the lithium stearate market is not without its own challenges. In order to produce lithium stearate, it is necessary to use lithium metal. This increases the cost. Aside from that, the applications of lithium is limited, with a concentration in agriculture, petrochemicals, pharmaceuticals and personal care products. To expand the scope of application and market demand for lithium stearate, it is important to continually develop new applications and markets.

Lithium stearate powder price :

Many factors influence the price, such as the economic activity, the sentiment of the market and the unexpected event.

You can contact us for a quotation if you're looking for the most recent lithium stearate price.

Lithium stearate powder Supplier :

Technology Co. Ltd. has been supplying high-quality chemical materials for over 12 years.

The chemical and nanomaterials include silicon powders, nitride particles, graphite particles, zinc sulfide particles, boron grains, etc.

Contact us today to receive a quote for our high-quality Lithium Stearate Powder.

More than a hundred schools in the UK have been closed due to the risk of collapse

In the UK, more than 100 schools were closed because of the danger of collapse

In the UK, many schools use Autoclaved aerated cement (RAAC). This is a concrete material that is lighter.

In 2018, the roof collapsed of a primary-school in southeast England. Later, it was discovered that RAAC material had been used to build the school's roof and other buildings. This raised safety concerns.

BBC reported that RAAC materials were widely used from the 1950s until the mid-1990s in areas such as roof panels, and had a lifespan of around 30 years.

According to reports, the risk of building collapse is not only present in schools, but also in hospitals, police station, and other public structures. RAAC material has been found.

The Royal Dengate Theatre at Northampton is temporarily closed after RAAC material was found.

According to NHS, RAAC has been detected in 27 hospital building.

The NHS chief has been asked for measures to be taken to prevent collapse.

BBC reported that since 2018 the British government has warned schools to be "fully ready" in case RAAC is found within public buildings.

The Independent reported Jonathan Slater, former senior official of Department of Education. Slater said that when Sunak was chancellor of treasury in 2021, Sunak approved cuts to budgets for the construction of schools.

Nick Gibb is a senior official at the Department of Education. He said that the Department of Education asked for PS200m annually for school maintenance. Sunak, then the chancellor, only provided PS50 million per year.

The report also states that despite Sunak having promised to renovate at least 50 schools a month, only four have been renovated as part of the government's major reconstruction plan.

The British National Audit Office chief also criticised this crisis. He claimed that the Sunak government had adopted a "plaster-method" of building maintenance.

He believes the government's underinvestment has forced schools to close, and that families are now "paying the cost".

Paul Whitman is the secretary-general of National Association of Principals. He said that the public and parents would perceive any attempt to blame individual schools on the government as a "desperate attempt by the federal government to divert its attention from their own major mistakes."

Whitman claimed that the classroom has become completely unusable. Whitman blamed the British Government for the situation. "No matter what you do to divert or distract, it won't work."

London Mayor Sadiq khan said that the government should be open and transparent. This will reassure parents, staff, children, and others.

BBC reported schools in the UK were pushing forward with inspections and assessments. Children who had been suspended because of school building issues will be temporarily housed, or they can learn online.

High Purity Germanium Sulfide GeS2 Powder CAS 12025-34-2, 99.99%

Germanium Sulfide (GeS2) is a semiconductor compound with the chemical Formula GeS2. It is easily soluble when heated alkali is used, but not in water.Particle size : 100mesh
Purity: 99.99%

About Germanium Sulfide (GeS2) Powder:
Germanium Sulfide also known as Germanium Sulphide and Germanium Disulfide. GeS2 is the formula of germanium disulfide. It is unstable, easy to sublimate and oxidize, and dissociates in humid air, or an inert atmosphere. Inorganic acids (including strong acids) and water are insoluble.
Germanium disulfide is 2.19g/cm3. Germanium Sulfide is small, white powder that consists primarily of Germanium Disulfide (GeS2) particle. Germanium disulfide, like many other metal sulfides that are closely related, is the subject of many researches who are researching its potential for energy storage applications such as solid state batteries.
The germanium diulfide crystal has an orthogonal structure. Each cell contains 24 molecules with the following dimensions: A = 11.66a; B = 22.34A; C = 6.86A. Accuracy 1/2%. The space group (C2V19) is FDD. Eight germanium-atoms are arranged on a dual-axis. All other atoms are arranged in a general arrangement. These 12 parameters were determined. The germanium atoms are connected with four sulfur atomic trihedrons at an atomic separation of 2.19A. The angle of the two sulfur bonds between them is 103 deg.

If you're interested in purchasing Germanium Sulfide (GeS2) Powder , please send us an inquiry.

High Purity Germanium Sulfide Granule Powder:

White powder. Orthogonal crystallization. Density is 2.19 grams per cm3. Melting point 800 . Unstable high-temperature sublimation or oxidation. In humid air or an inert atmosphere, dissociation. The molten state has a fresh, brown, transparent body with a 3.01g/cm3 density. It is not soluble in water or inorganic acids, including strong acid, but it is soluble in hot alkali. By the sulfur vapor and germanium powder from the system. For intermediate germanium products.

germanium sulfide CAS number 12025-34-2
germanium Sulfide Molecular Formula GeS2
germanium sulfide Molar mass 136.77g mol-1
germanium sulfide Appearance White crystals with a translucent appearance
germanium sulfide Density 2.94 g / cm3
germanium sulfide Melting point 840 degC (1,540 degF; 1,110 K)
germanium Sulfide Boiling Point 1,530 degC (2,790 degF; 1,800 K)
Germanium sulfide Solution in Water 0.45 g/100mL
germanium sulfide Solubility soluble in liquid ammonia

What is Germanium Sulfide GeS2 Powder produced?
Germanium disulfide may be produced by converting hydrogen sulfide into tetrachloride using a hydrochloric solution.
Germanium disulfide can be prepared by combining germanium with sulfide or hydrogen-sulfide vapour, and a gas mixture of sulfur.

Applications Germanium Sulfide GeS2 Powder:
Researchers and manufacturers of solid-state batteries are particularly interested in Germanium disulfide, a compound that is very similar to other closely related compounds.
This material can be used to produce cathodes in certain types batteries.
The vulcanized microparticles have great potential to be used as high-performance batteries containing lithium-sulfur.
Electrology: For researchers working on energy storage technology Germanium disulfide is a material that has similar characteristics. It can be used to produce other components and materials in electronic technology.
Catalysts: Germanium disulfide, like many sulfides has the unique ability to produce more complex chemicals for high-tech devices and other chemical reactions.
As with many materials related to nano-level sulfide, it has many unique optical properties. However, these properties are still not well understood.
This makes the research interest in this material involve a wide range of industries and fields, from electron-to-photovoltaic to imaging techniques.

Germanium Sulfide (GeS2) Powder Storage Condition:
Germanium Sulfide GeS2 is affected by damp reunion, which will have an adverse effect on the powder's dispersion and use. Therefore, it should be packed in vacuum and kept in a dry and cool room. GeS2 powder must also not be exposed to stress.

Packing & Shipping Germanium sulfide powder GeS2
The amount of Germanium Sulfide powder GeS2 will determine the type of packaging.
Germanium Sulfide powder packaging: Vacuum packed, 100g,500g or 1kg/bag or 25kg/barrel or as per your request.
Germanium Sulfide Powder Shipping: Can be shipped via air, sea, or express, as quickly as possible after payment receipt.

Technology Co. Ltd., () is an established global chemical material manufacturer and supplier with over 12 years' experience in the production of high-quality nanomaterials. These include boride powders, nitride particles, graphite particles, sulfide particles, 3D printing materials, etc.
Looking for high quality Germanium disulfide powder Send us a message or feel free contact us. ( )

Germanium Sulfide Properties

Alternative Names germanium(IV) sulfide, germanium disulfide,
germanium disulphide, GeS2 powder
CAS Number 12025-34-2
Compound Formula GeS2
Molecular Mass 136.77
Appearance White Powder
Melting Point 800
Boiling Point 1530
Density 2.94 g/cm3
Solubility In H2O 0.45 g/100mL
Exact Mass 137.86532

Germanium Sulfide Health & Safety Information

Sign Word N/A
Hazard Statements N/A
Hazard Codes N/A
Risk Codes N/A
Safety Declarations N/A
Transport Information N/A

High Purity Molybdenum Boride MoB2 Powder CAS 12006-99-4, 99%

Molybdenum powder boride is a combination of molybdenum with boron. The chemical formula for molybdenum is MoB2, and the molecular weight is 202.69. Purity: >99%
Particle size : 5-10um

Molybdenum Boride MoB2 Pulp :
Molybdenum-boride consists of molybdenum (or boron) and a boron compound. The most important feature is the high hardness. It has a very high strength. It also has a very high level of hardness. Molybdenum-boride was used for structural high temperature applications, and as Mob/CoCr coatings. It's also used for brazing, particularly in electronic components. Molybdenum boreide can be used in industrial applications because of its wear-resistance, corrosion resistance and other properties.

If you're interested in buying Molybdenum Boride powder at a bulk price, please send us an email to find out the current Molybdenum Boride price.

Molybdenum-boride powder MoB2 Features
No. : 12006-99-4
EINECS No. : 234-502-8
MDL No. : MFCD00014219
Appearance : yellow grey crystal
Molecular Formula: MOB2
Weight in Molecular Mass: 202.69
Density: 9.26 g/ cm3
Melting point: 2280 oC
Particle size: 5- 10um

Application of Molybdenum Boride MoB2 Pulp
Molybdenum Boride Mo2B used for brazing or welding special metals as well non-corrosive connectors and switches.
Molybdenum-boride (Mo2B), which is used to make high-speed tools, as well as mechanically corrosion-free and wear-resistant components.
Molybdenum-boride (Mo2B), a compound derived from molybdenum and tungsten, is mostly used as a component of alloys containing both.
Molybdenum-boride (Mo2B), a wear semiconductor thin film and coating, can be manufactured using this material.

Storage Conditions of Molybdenum Boride powder MoB2
Molybdenum-boride MoB2 should be kept in a dry and cool room. The powder must not be exposed. MoB2 powder must also not be exposed to stress.

Shipping & Packing of The Molybdenum Boride Powder MoB2
The packaging is dependent on the amount of molybdenum Boride MoB2 Powder.
Packaging of molybdenum-boride powder MoB2: Vacuum packaging, 100g/bag, 500g/bag, 1kg/bag. 25kg/barrel. Or as per your request.
Molybdenum-boride MoB2 powder shipment: Could be shipped by air or sea as soon after payment receipt.

Technology Co. Ltd., () is an established global chemical material manufacturer and supplier with over 12 years' experience in the production of high-quality nanomaterials. These include boride powders, graphite or nitride particles, as well as sulfide or sulfide particles, for 3D printing.
We are happy to answer any questions you may have. (

Molybdenum Boride MoB2 Pulp Properties

Alternative Names Molybdenum monoboride, Borylidynemolybdenum, CAS 12007-27-1
(molybdenum diboride, MoB2)
CAS Number 12006-99-4
Compound Formula MoB2
Molecular Mass 106.75
Appearance Gray to Blue Powder/Pieces
Melting Point N/A
Solubility N/A
Density 9.20 g/cm3
Purity >99%
Particle Size 5-10um
Bold point N/A
Specific Heating N/A
Thermal Conduction N/A
Thermal Expander N/A
Young’s Module N/A
Exact-Mass 108.914714
Monoisotopic Mash 108.914711

Molybdenum Boride MoB2 Pulp Health & Safety Information

Safety Advisory Warning
Hazard Statements N/A
Flashing point N/A
Hazard Codes N/A
Risk Codes N/A
Safety Declarations N/A
RTECS Number N/A
Transport Information N/A
WGK Germany 3

Metal Alloy 8.92g/Cm3 High Purity Polished Copper Plate

Copper products exhibit good electrical conductivity as well as thermal conductivity. They are also ductile, resistant to corrosion, and have a high wear resistance. They are widely used by the electricity, electronics and energy industries.

Metal Alloy High Purity Copper Plate, 8.92g/cm3
Brush, hairline, mirrors, mirrors, and mill are all terms for a surface that has been polished, oiled or brightened.


Interior decoration: ceilings, walls, furniture, cabinets, and elevator decoraction.

Payment & Transport:

Metal alloy 8.92g/cm3 high purity polished copper plate properties

Alternative Names Copper Plate
CAS Number N/A
Compound Formula
Molecular Mass N/A
Appearance N/A
Melting Point N/A
Solubility N/A
Density 8.92g/cm3
Purity 99.95%, 99.99%, 99.995%
Size It is a great way to customize the look of your home.
Bolding Point N/A
Specific Heating N/A
Thermal Conduction N/A
Thermal Expander N/A
Young's Module N/A
Exact Count N/A
Monoisotopic Mash N/A

Health & Safety Information for Metal Alloy 8.92g/cm3 High Purity Polised Copper Plate

Safety Advisory N/A
Hazard Statements N/A
Flashing point N/A
Hazard Codes N/A
Risk Codes N/A
Safety Declarations N/A
RTECS Number N/A
Transport Information N/A
WGK Germany N/A

Metal Alloy 18.5g/cm3 Polished Tungsten Heavy Alloy Plate

Tungsten alloy heavy plate has low thermal expansion. It is also known for its high density, radiation resistance, thermal and electrical conductivity, and low thermal expansio. It is used widely in the aerospace and military industries.

About Metal Alloy 18.5g/cm3 Polished Tungsten Heavy Alloy Plate:
Powder metallurgy produces compact ingots from high purity tungsten. After powder metallurgy, a series further deformations are made and heat treatments are applied until the final products have been produced.

Wear resistance, low thermal expansion and high density.

Used for producing lathes and dices in the aerospace, medical, and military industries.

We have a wide range of sizes and grades in tungsten-alloy plates. Contact us for any of your needs.

Payment & Transport:

Metal Alloy 18.5g/cm3 Polished Tungsten Heavy Alloy Plate Properties

Alternative Names Tungsten Alloy Plate
CAS Number N/A
Compound Formula N/A
Molecular Mass N/A
Appearance N/A
Melting Point N/A
Solubility N/A
Density 18.5g/cm3
Purity 99.95%
Size Take a look at our website to find out more.
Bolding Point N/A
Specific Heating N/A
Thermal Conduction N/A
Thermal Expander N/A
Young’s Module N/A
Exact Measure N/A
Monoisotopic Mash N/A

Metal Alloy 18.5g/cm3 Polished Tungsten Heavy Alloy Plate Health & Safety Information

Safety Advisory N/A
Hazard Statements N/A
Flashing point N/A
Hazard Codes N/A
Risk Codes N/A
Safety Declarations N/A
RTECS Number N/A
Transport Information N/A
WGK Germany N/A

High Purity Germanium Sulfide GeS2 Powder CAS 12025-34-2, 99.99%

High Purity Molybdenum Boride MoB2 Powder CAS 12006-99-4, 99%

Metal Alloy 8.92g/Cm3 High Purity Polished Copper Plate

Metal Alloy 18.5g/cm3 Polished Tungsten Heavy Alloy Plate

High Purity Nano Hafnium Hf powder CAS 7440-58-6, 99%

Metal Alloy 18g/cm3 High Density Tungsten Alloy Ball

Metal Alloy High Density Tungsten Alloy Rod Grind Surface Tungsten Alloy Bar

High Purity Tungsten Silicide WSi2 Powder CAS 12039-88-2, 99%

High Purity Zirconium Nitride ZrN Powder CAS 25658-42-8, 99.5%

High Purity Titanium Sulfide TiS2 Powder CAS 2039-13-3, 99.99%

High Purity Nano Ag Silver powder cas 7440-22-4, 99%

High Purity 3D Printing Powder 15-5 Stainless Steel Powder

High Purity Calcium Nitride Ca3N2 Powder CAS 12013-82-0, 99.5%

High Purity Chromium Diboride CrB2 Powder CAS 12007-16-8, 99%

High Purity Silicon Sulfide SiS2 Powder CAS 13759-10-9, 99.99%

Supply Magnesium Granules Mg Granules 99.95%

Chromium Sulfide Cr2S3 Powder CAS 12018-22-3, 99.99%

High Purity 3D Printing 304 Stainless Steel Powder

High Purity Colloidal Silver Nano Silver Solution CAS 7440-22-4

High Purity Tungsten Boride WB2 Powder CAS 12007-09-9, 99%

Newsactionext is a trusted global chemical material supplier & manufacturer with over 12 years experience in providing super high quality chemicals and Nano materials such as graphite powder, boron powder , zinc sulfide , nitride powder, Calcium nitride, Ca3N2, 3D printing powder, and so on.

And our innovative, high-performance materials are widely used in all aspects of daily life, including but not limited to the automotive, electrical, electronics, information technology, petrochemical, oil, ceramics, paint, metallurgy, solar energy, and catalysis. Our main product list as following:

Metal and alloy powder: boron, nickel, silicon, copper, iron, aluminum. chrome, silver

Boride powder: magnesium boride, aluminum boride, boron nitride, boron carbide, hafnium boride;

Sulfide powder: Molybdenum sulfide, zinc sulfide, bismuth sulfide;

Oxide powder: ITO, ATO, iron oxide, titanium oxide, manganese oxide, copper oxide;about.jpg

Carbide powder: titanium carbide, manganese carbide, titanium carbonitride, hafnium carbide;

Nitride powder: Aluminum nitride, hafnium nitride, magnesium nitride, vanadium nitride;

Silicide powder: hafnium silicide, molybdenum silicide, tantalum silicide;

Hydride powder: Hafnium hydride, vanadium hydride, titanium hydride, zirconium hydride.etc.

Have any questions or needs, please feel free to contact Newsactionext.