Cores are baked up to what temperature?
A. 600°F
B. 650°F
C. 700°F
D. 750°F
The question was asked in a national level competition.
Asked question is from Baking the Cores topic in division Core and Core Making of Casting-Forming-Welding I
Correct choice is B. 650°F
The best I can explain: Before the beginning of the process, the cores need to be taken to a decently good amount of temperature by preheating them. While baking the cores, the cores are taken up to a temperature as high as 650°F.