Method of making dental restorations and product thereof

摘要: A restoration is made using an alloy of approximately 80 percent Ni - 20 Cr employing conventional casting techniques heretofore used with precious metals. After the has been cleaned it heated under vacuum commencing at 1,400*- 1,500*F. and increasing gradually to 1,950*F. The released cooled -- a grayish blue colored compound forming on surface. Porosities defects may be conveniently repaired ceramic gold paste. metal soldered, other members, whether same or any metal. Porcelain then applied, again techniques. product characterized by very good bond porcelain metal, extreme dimensional accuracy relatively low cost