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RDP powder increases mortar strength, durability and stability. RDP powder can also be used to make mortars that are strong enough for impact resistance. 3. They're stable. These macromolecules can be transferred onto sticky surfaces. You can transfe…
Various crystal forms of alumina (α, β, γ, δ, θ, etc.) have been found, among which γ-Al2O3 is also called active alumina.…
According to the United Nations website, in the past week, countries reported an 8% increase in new crown cases to the WHO, with more than 11 million positive tests. Tedros noted that although some countries hav…
Cement foaming agent refers two kinds: plant cement foaming agent and polymer foaming agent.…