precipitated calcium carbonate in industry 1.CaCO3 contents: 98% 2.Moisture:<0.2% 3.Whiteness:96% 4.Denstiy (g/cm3):2.7 precipitated calcium carbonate in industry1.useage: Paint, Dope, Rubber, PVC pipe, Paper making etc as stuff materials2.manufacture process:burn the limstone so create the calcium oxide then mix the water,create the Calcium hydroxide,then through carbonize,dehydrate,dry and ...