Question

different molding procenes and also the Constituent of molding sand Explain about Shell mold Casting with a neat sketch explain TIG and MIG welding with advantages mig Quid disadvantages.


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Answer 1

Explanation:

Shell molding, also known as shell-mold casting, is an expendable mold casting process that uses resin covered sand to form the mold. As compared to sand casting, this process has better dimensional accuracy, a higher productivity rate, and lower labour requirements.