Common knowledge about ceramic cups

The main ingredients of ceramic cup are kaolin, clay, porcelain stone, porcelain clay, colorant, blue and white material, lime glaze, lime alkali glaze, etc. Jingdezhen ceramic cup is mainly made of kaolin ceramic material, which is a kind of clay mainly composed of kaolinite. It was named after it was first discovered in Gaoling village northeast of Jingdezhen, Jiangxi Province. Its chemical experimental formula is: Al203·2Si02·2H20, the weight percentage is 39.50%, 46.54%, 13.96%. Pure kaolin is dense or loose bulk, the appearance of white, light gray. When contaminated by other impurities, it can be black brown, pink, beige, etc., with a slippery feeling, easy to pinch into powder, white color after calcination, high refractoriness, is an excellent ceramic raw material.

   Ceramic cups transfer heat more slowly, and most of the ceramic cups are designed with handles, so it is not easy to burn your hands. Some plastic and other material cup, pour hot water immediately very hot, and ceramic material is relatively high temperature resistance, this is also the advantage of ceramic cup