Wax patterns are used in
A) non-ferrous castings
B) investment casting process
C) machine moulding process
D) all of the above
Correct Answer:
Verified
Q9: Heating of core is necessary while using
Q10: Which of the following metals has the
Q11: Which of the following statement about core
Q12: Rammer used for moulding the sand in
Q13: All of the following operations on castings
Q15: In copper alloy foundry which of the
Q16: While selecting wood for patterns, one should
A)discard
Q17: A spoke shave is a
A)planing tool
B)sawing tool
C)boring
Q18: Oil used for core sand is
A)molasses
B)linseed oil
C)mineral
Q19: The percentage of sulphur in pig iron
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