... nature and rheological property. Applications and Usages: Our heavy calcium carbonate widely uses in papermaking,coating,plastic,rubber,cosmetics and so ... nature and rheological property. Applications and Usages: Our heavy calcium carbonate widely uses in papermaking,coating,plastic,rubber,cosmetics and so ... 8~2.2 3,Sieves -odd thing (325mesh):Tr4,BET Surface:30000+/-500 5,Moisture: ≤0.30%6,PH value: ...