Steel brackets are strong. Won't snap or fall off. It costs about 200-300 dollars for one tooth.
Steel trays are the core components used in partial dentures to support and strengthen the denture base, and are usually made of cast metal.
Steel trays are used as the core component of partial dentures, supporting and reinforcing the denture base, and are generally made of cast metal.
Because of the strength of the metal, it is not easy to break, and the base can be made thin, small, the patient feels comfortable and beautiful. Temperature conduction effect is good, suitable for a certain degree of comfort and aesthetic and strength requirements, economic conditions are still available, or restoration of the vertical space is limited, the plastic base restoration of patients with insufficient strength, mostly used for tooth-supported or hybrid-supported denture.
But the metal base tray production process is more complex, repair and refill is more difficult, and can not be relined.