搪瓷和珐琅瓷的区别
Enamel is a special coating, and its production process mainly includes using feldspar, quartz, saltpeter, sodium carbonate and other materials as the main raw materials, adding oxides such as tin and lead, applying it on the surface of metals such as copper or iron, and baking it at high temperature to form a smooth surface like ceramic glaze. Enamel technology first appeared in ancient Egypt, and then spread to China, and reached its peak during the Ming Dynasty. Because the surface of the ena
2024-07-26
265
