In the case of shell, hotbox or warmbox ______________(a) Hot water is poured onto the sand mixture(b) The sand mixture is heated to set the core(c) Steam is provided to the core mix(d) The corebox is left in the room temperatureI have been asked this question in class test.This key question is from Finishing of Cores in section Core and Core Making of Casting-Forming-Welding I

In the case of shell, hotbox or warmbox ______________(a) Hot water is

1.	In the case of shell, hotbox or warmbox ______________(a) Hot water is poured onto the sand mixture(b) The sand mixture is heated to set the core(c) Steam is provided to the core mix(d) The corebox is left in the room temperatureI have been asked this question in class test.This key question is from Finishing of Cores in section Core and Core Making of Casting-Forming-Welding I
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