The titanium alloy porcelain teeth and pure titanium porcelain teeth you mentioned belong to metal porcelain teeth, while nickel-chromium alloy has been rarely used because of some inevitable side effects. The price of porcelain teeth is 400 to 4000, so we must choose a regular medical plastic surgery institution to ensure the quality. If you encounter these problems in the future, you can find me. Just click my user name and you can find me.