HEAVY CALCIUM CARBONATE  PRODUCTS: The products are made up from good quality of natural calcium carbonate to be pulverized super finely.With good features of high purification and whiteness,super-micro.It is used widely for paper making,rubber,plastic,paint,and other industries.

1.SPECIFICATION:Chemistry analyze :CaCO3:98.5%, MgCO3:0.8%, Fe2O3:0.3% , Insluble of hydrochloric acid:0.3%,Physics analyze:specific surface are :0.7(2)/g--2.5(2)/g, average particle size:8.0(um)--1.3(um),maximum particle size:44um-17um, whiteness:95%-96%, DOP absorption:27(ml/100g)--36(ml/100g), Moisture:0.3%, oil absorption:23(ml/100g)--31(ml/100g)  ,PH:9,bulk density:0.50g/ml--0.28g/ml, 2.PACKING:25KG\50KG PLASTIC WOVEN BAGS,25KG KRAFT PAPER BAGS.3.APPLICATIONRANGE:Rubber:Wire,Leather,Sponge,Tire,Paste,Shoes.Plastic:Wire,Formed Material,Pipe,Profileder,Material,FILM.Paint:Synthetic resin,Oil Paint Latex paint,Farina Paint.Paper: Surface Coating,Filler.Eles:Pigment