... .Denstiy (g/cm3):2.7 calcium carbonate for pvc pipe1.useage: Paint, Dope, Rubber, PVC pipe, Paper making etc as stuff materials2 ... , which maybe widely used in all types of rubber or plastic products to improve the rigidity. Intensity, heat-resistance, reduce ... : Particles of sheath of PVC wires and cables, PVC leatheroid, PVC pipe material, PVC section material, particles of TRP, PVC threads. 6.MOQ:one ...