1. What is kaolin ？

1. What is kaolin ？

Kaolin is a kind of non-metallic mineral. It is a kind of clay and clay rock mainly composed of kaolinite clay minerals. Because it is white and delicate, it is also called dolomite. It is named after Kaolin Village in Jingdezhen, Jiangxi Province.

Its pure kaolin is white, delicate and soft, with good plasticity and fire resistance. Its mineral composition is mainly composed of kaolinite, halloysite, hydromica, illite, montmorillonite, quartz, feldspar and other minerals. Kaolin is widely used, mainly for papermaking, ceramics and refractories, followed by coatings, rubber fillers, enamel glazes and white cement raw materials, a small amount of plastic, paint, pigments, grinding wheels, pencils, daily cosmetics, soap, pesticides, medicine, textiles, petroleum, chemical, building materials, national defense and other industries. Department.