1. Inorganic foamed cement board is composed of inorganic materials such as aluminum silicate, calcium silicate and magnesium silicate. Good fire resistance, corrosion resistance, weather resistance, high compressive strength, but poor heat resistance, not suitable for high temperature environment.
2. Inorganic foamed fiberboard is composed of glass fiber and asbestos fiber. Good fire resistance, corrosion resistance, weather resistance, high compressive strength, but good heat resistance, suitable for high temperature environment.