In shell core making, the core box is heated up to what temperature?
(a) 400°F – 600°F
(b) 500°F – 700°F
(c) 600°F – 800°F
(d) 800°F – 1000°F
The question was asked in homework.
Enquiry is from Making the Cores in portion Core and Core Making of Casting-Forming-Welding I