Products
Product
Ceramics Sand
Description
Ceramsite sand is a substitute for sand. It is made of high-quality aluminum vanadium clay as raw material, after calcination, electric melting, granulation, sieving and other processes.
Small expansion coefficient, good fluidity, easy to solid, and good permeability; smooth surface, dense structure, so that the adhesive can be evenly covered, reducing the amount of adhesive; ceramsite sand is a neutral material, acid and alkali adhesive Can be used; good recycling performance, high cost performance.
Compared with chromite sand and zircon sand, its price is only 25-50% of zircon sand and chromite sand. At the same time, because the grit is spherical and its surface area is small, the amount of resin added can be reduced by about 30%, and the amount of water glass ≦ 4%; and the casting defects caused by the binder are reduced, and the yield of castings is improved. High refractoriness, easy to collapse.
The mullite phase of ceramsite sand is much higher than that of sintered products, and it has good fire resistance. High thermal conductivity, good stability, no cracking; wide range of application; water glass sand, resin sand, precision casting and polishing and cleaning of copper and aluminum parts.
Small expansion coefficient, good fluidity, easy to solid, and good permeability; smooth surface, dense structure, so that the adhesive can be evenly covered, reducing the amount of adhesive; ceramsite sand is a neutral material, acid and alkali adhesive Can be used; good recycling performance, high cost performance.
Compared with chromite sand and zircon sand, its price is only 25-50% of zircon sand and chromite sand. At the same time, because the grit is spherical and its surface area is small, the amount of resin added can be reduced by about 30%, and the amount of water glass ≦ 4%; and the casting defects caused by the binder are reduced, and the yield of castings is improved. High refractoriness, easy to collapse.
The mullite phase of ceramsite sand is much higher than that of sintered products, and it has good fire resistance. High thermal conductivity, good stability, no cracking; wide range of application; water glass sand, resin sand, precision casting and polishing and cleaning of copper and aluminum parts.
Effect
Color: Milky white
Stacking specific gravity: 1.75-1.9g / cm
Fire resistance temperature: ≧ 1800 ℃
Stacking specific gravity: 1.75-1.9g / cm
Fire resistance temperature: ≧ 1800 ℃
Chemical
Al2O3:60-65%
SiO2:≦25%
SiO2:≦25%
Size
20-40MESH
30-50MESH
40-70MESH
30-50MESH
40-70MESH