Tin coated low carbon steel chaplets are used in
A) ferrous foundries
B) non-ferrous foundries
C) both (A) and (B) above
Correct Answer:
Verified
Q14: The advantage of investment casting is
A)high degree
Q15: Hot blast of air is supplied to
Q16: Core prints are
A)made separately in the mould
Q17: In die casting
A)there is no need of
Q18: The water content of green sand is
Q20: Scabs may be caused by
A)low permeability of
Q21: The order of surface finish possible in
Q22: The contraction allowance for magnesium is around
A)5
Q23: Plaster patterns and core boxes are made
Q24: Composition of cast iron can be better
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