As a result of melting in cupola, the percentage of all of the following constituents decreases EXCEPT
A) Sulphur
B) Silicon
C) Phosphorous
D) Carbon
Correct Answer:
Verified
Q6: Magnesium aluminium alloys are grain refined by
Q7: The advantage of oxygen enriched cupola is
A)higher
Q8: The contraction allowance for pattern depends on
A)composition
Q9: The advantage of shell moulding is
A)Less sand
Q10: Providing more than adequate machining allowance
A)reduces machining
Q12: Chaplets are provided to
A)reduce core sag
B)support heavy
Q13: Polystyrene often used as a consumable pattern
Q14: For stress relieving, castings are
A)heated to low
Q15: Gated patterns are normally used for
A)castings for
Q16: Casting made in relatively simple shapes and
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