What are the materials of porcelain teeth?

Hello, general porcelain teeth can be divided into the following categories: ordinary metal porcelain teeth, semi-precious metal porcelain teeth, precious metal porcelain teeth, all-ceramic teeth and so on. They are made of different materials. Precious metal porcelain teeth: this is mainly represented by gold alloy pfm, and the commonly used precious metals are gold, platinum and palladium. These precious metals have good chemical inertness, which makes them have strong oxidation resistance and corrosion resistance, and the effect of tooth restoration is also ideal.