Ceramics

Pottery is made through the selection of raw materials, the production of porcelain tires, primary firing and secondary firing.

1, pottery refers to clay as a tire, after being processed and shaped by hand, wheel system, molding and other methods, it is fired at a high temperature of 800~ 1000℃.

2. Pottery has a long history, and simple and rough pottery was first seen in the Neolithic Age. Pottery was a kind of daily necessities in ancient times, and now it is generally collected as a handicraft.

It is generally believed that the earliest pottery was made by hand and fired on a bonfire. The firing time is short, but the highest temperature reached by the fire can be very high, about 900℃, and the speed is very fast.

4. This is because they provide an open blank from which water and other volatile components can easily leave. Coarse particles in clay will also play a role in limiting the internal shrinkage of ceramic body during cooling.