What else do you know about porcelain?

About porcelain, there is an understanding of its origin.

Porcelain is one of the important representatives of traditional handicrafts in China. The origin of China porcelain can be traced back to the late Shang Dynasty (BC 1600). In Shang dynasty, pottery was used to hold food. In the Eastern Zhou Dynasty, porcelain was used to decorate palaces and sacrificial utensils. In the Tang Dynasty, the porcelain producing areas represented by Ru kilns, Ding kilns, Jun kilns and official kilns gradually rose, among which the official kilns were the most famous. During the Song Dynasty, porcelain-making technology was constantly improved and improved, such as Yixing kiln in the Southern Song Dynasty.

During the Ming and Qing dynasties, the variety, quantity, technology and decoration of porcelain reached a peak. Jingdezhen Kiln in Ming Dynasty is one of the most famous porcelain producing areas in China, famous for its white porcelain, blue-and-white porcelain and multicolored porcelain. Purple sand pottery from Yixing kiln in Qing dynasty, lime-soil porcelain from Dehua, charcoal porcelain from Chaozhou, Guangdong, etc. All these represent the differences and diversities of China porcelain in craft and decoration.

Ceramic materials and manufacturing technology

The material of porcelain is mainly porcelain clay, quartz sand, feldspar and other raw materials, among which porcelain clay is the most important raw material, and its main components are kaolin and quartz sand. Porcelain clay needs to go through many processes such as screening, elutriation, stirring, grinding, etc., and then through many processes such as drying, molding, drying and trimming before it can be fired. The production process of porcelain mainly includes molding, drying, firing and other processes.

There are two main molding methods of porcelain: manual molding and mechanical molding. Mechanical molding is by pouring, while manual molding is a traditional manufacturing method, which mainly involves kneading porcelain clay into a desired shape by hand, and then finishing and polishing it to make its completeness and regularity meet the requirements.