... property. Applications and Usages: Our heavy calcium carbonate widely uses in papermaking,coating,plastic,rubber,cosmetics ... property. Applications and Usages: Our heavy calcium carbonate widely uses in papermaking,coating,plastic,rubber,cosmetics ... ):Tr4,BET Surface:30000+/-500 5,Moisture: ≤0.30%6,PH value:8~10 7,Specific ... gravity:≥2.78,Absorbed Oil:26.0~29.09,Ignited loss: ≤43.30% Packing ...