In cement bonded sand mold, sand mold material consists of what percentage of silica sand?(a) 75.5%(b) 80.5%(c) 85.5%(d) 90.5%I have been asked this question at a job interview.This intriguing question originated from Types of Molds topic in portion Mold and Mold Making of Casting-Forming-Welding I

In cement bonded sand mold, sand mold material consists of what percen

1.	In cement bonded sand mold, sand mold material consists of what percentage of silica sand?(a) 75.5%(b) 80.5%(c) 85.5%(d) 90.5%I have been asked this question at a job interview.This intriguing question originated from Types of Molds topic in portion Mold and Mold Making of Casting-Forming-Welding I
Answer» CORRECT answer is (c) 85.5% To EXPLAIN I would say: In a cement bonded sand mold, it is observed that the sand mold material CONSISTS of a very HIGH content of silica sand. Cement bonded sand mold CONTAINS 85.5% composition of silica sand.

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