Determining the accuracy of gypsum casts made from type IV dental stone.
A study was conducted to evaluate the accuracy of casts made in Type IV dental stone. The results indicate that all casts distort, but that significant differences exist between various brands of die stone.
Millstein
P L
PL
Department of Biomaterials, Boston University, Goldman School of Graduate Dentistry, Massachusetts 02118.
D002133:Calcium Sulfate / Q000737:chemistry*; D002138:Calibration; D003734:Dental Casting Investment / Q000737:chemistry*; D003761:Dental Impression Technique / Q000295:instrumentation; D008422:Materials Testing; D003765:Models, Dental; D013499:Surface Properties
D003734:Dental Casting Investment; D002133:Calcium Sulfate