... (g/cm3):2.7 precipitated calcium carbonate in industry1.useage: Paint, Dope, Rubber, PVC pipe, Paper making etc as stuff materials2 ... , rigidity, size stablity, and glossiness of products.6.Main application:Fillers of plastic such as for plastic,rubber,paper,polyvinyl chloride ... is widely used as filler in making rubber,plastic,paper,paint,printing etc.