Question: Q6 / Discuss briefly the causes and remedies of the following casting defects: 1) Pinholes. 2) Cold shot. 3) Micro- porosity. 4) Shrinkage cavities.

Q6 / Discuss briefly the causes and remedies of the following casting

Q6 / Discuss briefly the causes and remedies of the following casting defects: 1) Pinholes. 2) Cold shot. 3) Micro- porosity. 4) Shrinkage cavities. 5) Misruns and cold shuts.

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1Pinholes They are little openings of around 2 mm in size which appears outwardly of the anticipating This distortion occurs because of the deterioration of the hydrogen gases in the fluid metal Right ... View full answer

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Q6 / Discuss briefly the causes and remedies of the following casting defects: 1) Pinholes. 2) Cold shot. 3) Micro-porosity 4) Shrinkage cavities. 5) Misruns and cold shuts

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