Coated: Our company uses activators or coupling agents to activate the surfaces of calcium carbonate through the dry method or the wet method. When used for the production of PVC cables, tubular goods, section materials, polystyrene poly ester, polyamide, polyethylene, polypropylene, etc, our products can greatly increase the consumption of filling materials and quality in luster ,evenness, heat resistance ,astigmatism, insulation , etc

Uncoated:This product is produced through the precipitation method using high quality limestone as the raw material. It is widely used in such industries as the rubber industry ,the oil paint industry, the plastic industry, the papermaking industry, the paint industry, the daily chemical industry, the medical and healthcare industry, the pesticide industry, the waterproof material industry, the feedstuff addictive industry, etc .The superfine calcium carbonate has an excellent affinity. It can be used to improve the surface roughness, the flexure and the aging resistance of the produced goods as well as their filling amount.