Porcelain Sand

Porcelain Sand

Hardness, Mohs 7      
Proportionality 2,3 Size Supporting ball 1-2;2-4; 4-8;8-16; 1632
Specific weight, g / cm3 1.4-1.6
The adsorption of water, % <1
Wear, %    
Porosity coefficient,% 30-40