In the green sand moulding of steel casting, what is the moisture percentage composition?(a) 1% – 2%(b) 2% – 3%(c) 3% -4%(d) 4% – 5%I got this question in an interview for job.My query is from Molding Sand Mixtures for Casting in division Molding and Core Sands of Casting-Forming-Welding I

In the green sand moulding of steel casting, what is the moisture perc

1.	In the green sand moulding of steel casting, what is the moisture percentage composition?(a) 1% – 2%(b) 2% – 3%(c) 3% -4%(d) 4% – 5%I got this question in an interview for job.My query is from Molding Sand Mixtures for Casting in division Molding and Core Sands of Casting-Forming-Welding I
Answer» Correct answer is (c) 3% -4% To ELABORATE: In GREEN sand mouldings of steel castings, the MOISTURE percentage COMPOSITION is CALCULATED to be 3%- 4% and the amount of bentonite present in the same green sand is around 3.5%.

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