The mould in shell moulding process is made up of which of the follow

1.	The mould in shell moulding process is made up of which of the following?
A.	Gypsum + setting agents
B.	Green sand + clay
C.	Sodium silicate + dried sand
D.	dried silica + phenolic resin
Answer» E.

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The mould in shell moulding process is made up of which of the following?

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