... paper-making industry, filler of formed plastic,etc. carbonate de calcium,calcium carbonate,CaCO3CAS:471-34-1HS No.:2836500000EINECS:207-439-9Advantages ... of production.3) Good foaming effect. 4) Enhance the hardness, size stability, fire-retardantness, glossiness of products. High Quality Calcium Carbonate for Industrial ...