A.wood
B.urea formaldehyde
C.wax
D.none of the above
Related Mcqs:
- Investment casting uses pattern made of
- If an old casting is to be used as a pattern, to account for various allowances.
- Investment casting is also known as
- The advantage of investment casting is
- Investment casting can be used for which of the following alloys:
- Which of the following is not necessarily the characteristic of investment casting?
- Investment casting finds application in all of the following EXCEPT:
- The main advantage of investment casting is
- Normal shrinkage allowance for aluminium is 18 mm per metre and that for cast iron 10 mm per metre. If the metal pattern is to be made of aluminium and the casting is to be of cast iron, the shrinkage allowed on wooden master pattern will be
- Wood used for pattern making has knots. This is likely to affect
