In any casting process, shrinkage allowance on the pattern is provided in order to compensate for shrinkage when
A. The temperature of the liquid metal drops from the pouring to its freezing temperature
B. The metal changes from the liquid to the solid state at its freezing temperature
C. The temperature of solid phase drops from its freezing temperature to room temperature
D. The temperature of metal drops from its pouring temperature to room temperature
Answer:C
In any casting process, shrinkage allowance on the pattern is provided in order to compensate for shrinkage when
A. The temperature of the liquid metal drops from the pouring to its freezing temperature B. The metal changes from the liquid to the solid state at its freezing temperature C. The temperature of solid phase drops from its freezing temperature to room temperature D. The temperature of metal drops from its pouring temperature to room temperature