Shell moulding can be used for
A) producing thin castings
B) better surface finish
C) tolerances of the order of 0.002 mm per mm
D) all of the above
Correct Answer:
Verified
Q1: Which of the following is core hardening
Q2: Blow holes in castings are due to
A)high
Q3: When wooden patterns with metallic coating are
Q5: In case of carbondioxide moulding, the binder
Q6: Aluminium castings are not repaired by
A)inert gas
Q7: First step in reclaiming the moulding and
Q8: If ash content of coke used in
Q9: Non-uniform distribution of alloying components, inclusions and
Q10: Clay used for foundry sand should be
A)kaolinite
B)montmorillonite
C)illite
D)any
Q11: Phenolic thermo-setting plastics are finding application in
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