Heavy Calcium Carbonate 2000 Mesh Heavy Calcium Carbonate 2000 Mesh Heavy Calcium Carbonate 2000 Mesh Heavy Calcium Carbonate 2000 Mesh The company's production has reached a certain scale, with two production bases in Mengshan and Luzhou. It has established production processes covering mining, rough processing to fine and ultra-fine processing, and surface modification of ultra-fine powders. The products are widely used as fillers or reinforcing materials in papermaking, rubber, plastics, coatings, fibers, sealants, inks, ceramics, textiles, glass, composite materials, insulating materials, and other industries.