GATE Mechanical Engineering (ME) 2019 Shift 1 Solved Paper
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Question : 48
Total: 65
Match the following sand mold casting defects with their respective causes.
Defect | Cause |
---|---|
P. Blow hole | 1. Poor collapsibility |
Q. Misrun | 2. Mold erosion |
R. Hot tearing | 3. Poor permeability |
S. Wash | 4. Insufficient fluidity |
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