... 2) Purity: 94%min 3)400mesh, 800mesh, 1250mesh 4)Calcium Carbonate Calcium carbonate (limestone)is used in injection mould, extrusion & injecting ... Suitable for the modification of PVC, PP, PE, ABS and HIPS. Fillers of Paint,Print ink,Plastic,Rubber,Adhesives, ... Soliquit) 8-9 105°C Volatitle% ≤ 0.5Insoluble substance in hydrochloric acid% ≤ 0.3Bulk densityg/cm3 ≤ 46Specific Surface cm2/g ≤ 50000 ...