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Use suitable pattern allowance to compensate the shrinkage problem during casting process.
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written 4.7 years ago by
teamques10
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Solution:
Shrinkage Allowance: As metal solidifies and cools, it shrinks and contracts in size. To compensate for this, a pattern is made larger than the finished casting by means of a shrinkage or contraction allowance. To provide an allowance, a patternmaker uses shrink or contraction rule which is slightly longer …
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