Industrial raw material includes all kinds of material using in industry. Just like cement, cenosphere etc.
China clay powder
For manufacture if ceramics, porcelain and as a filler in paper industries.
Specs.:
Al2O3: 24% min
Si02: 56-65%
Fe2O3: 1% max
Size: 95% min passing through 200 or 325 mesh.
Packing: in plastic woven bags of about 25 kg net each. D50=8 mm