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For how long is the mold in cement bonded sand mold, allowed to set?(a) 24 hours(b) 48 hours(c) 72 hours(d) 96 hoursI got this question in semester exam.This interesting question is from Types of Molds topic in portion Mold and Mold Making of Casting-Forming-Welding I |
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Answer» The correct answer is (C) 72 HOURS |
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