Discussion :: Workshop Technology
- Which of the following statement is wrong?
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A.
The hot chamber die casting machine is used for casting zinc, tin, lead and other low melting alloys. |
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B.
The cold chamber die casting machine is used for casting aluminium, magnesium, copper base alloys and other high melting alloys. |
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C.
The castings produced by centrifugal casting method have open and coarse grained structure. |
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D.
All of the above |
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Answer : Option C
Explanation :
Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. The solidified part is also known as a casting, which is ejected or broken out of the mold to complete the process.
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