Main industrial indicators of wollastonite deposits

For heat insulation and sound insulation materials, the powder with a humidity of 5% is less than 0.6 tons/m3 (preferably 0.2~0.3 tons/m3).
Humidity less than 10%, silicon dioxide (SiO 2 ) >70%
Catalyst carrier (for sulfuric acid production)
Silica (SiO 2