Kaolin is a nonmetallic mineral, and is a clay and clay rock dominated by kaolinite clay minerals. It is white and delicate, also called dolomite. It was named because of the village of kaolin in Jingdezhen, Jiangxi province.
Its pure kaolin is white and fine, soft and soft, and has good plasticity and fire resistance. Its mineral composition is mainly composed of kaolinite, halloysite, water mica, illite, montmorillonite, quartz and feldspar. Kaolin is widely used, mainly used in papermaking, ceramics and refractory materials, followed by coatings, rubber fillers, enamel glazes and white cement raw materials. A small amount is used in plastics, paints, pigments, grinding wheels, pencils, daily cosmetics, soap, pesticide, medicine, textile, petrochemical, building materials, National defense and other industries. Department.