Porcelain crown cosmetic restoration: According to the different components of the inner crown, divided into porcelain crown and all-porcelain crown: porcelain crown restoration: 1, ordinary porcelain to nickel-chromium alloy for the inner crown, currently the most popular in China, inexpensive. Shoulder porcelain is in the metal porcelain tooth neck with a special edge porcelain powder to improve the accuracy, you can avoid gum swelling, bruising. The price is only slightly higher than ordinary porcelain, the performance price is better. 2, titanium porcelain teeth The titanium content is usually only 3 to 4%, the main component or nickel-chromium class of ordinary alloys, and its processing technology and ordinary porcelain basically the same. There is controversy over its use. 3, precious metal porcelain with gold-platinum-palladium alloy for the inner crown, the outer porcelain powder made. Captek is the latest kind of precious metal porcelain crowns. 4, gold deposition porcelain is 99.99% gold ion deposition for the inner crown, made of porcelain powder outside, due to the use of completely different from the conventional deposition process, can achieve excellent edge fit and excellent biocompatibility, can prevent discoloration around the gums, suitable for highly sensitive patients. All-ceramic crown restoration: 1, glass cast porcelain Also divided into IPS empress 2/IPS empress e-max/IPS empress ESTHETIC three. With high-strength porcelain as the inner crown, good transparency. Its excellent optical properties, excellent biocompatibility, realistic color makes it the first choice of European and American people in the last decade or so cosmetic. (But it is slightly lower strength, high technical requirements for doctors, should be more careful to choose a doctor.) 2, alumina all-porcelain crown Representative products are wol-ceram porcelain deposition crown and procera crown, with extremely high precision and strength. But the inner crown does not transmit light, but also has a fairly good aesthetic effect. 3, zirconia all-porcelain crowns very high strength, representing products such as Cercon. Can be used for restoration after multiple tooth loss.