fumed silica is one of the most important new high-tech superfine inorganic materials, which is porous, non-toxic, tasteless, and pollution-free. Its average primary particle size is about 7-40 nm, and its specific surface area is 50-380 m2/g; its product

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete

Calcium stearate powder is a fine white, fluffy powder with a smooth hand feel, soluble in toluene, ethanol, and other organic solvents.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.

Water reducing agent, also known as a dispersant or plasticizer, is the most widely used and indispensable additive in ready-mixed concrete.