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A sand employed on the faces of the pattern before moulding, is called
Answer & Solution
Correct Answer:
Option
D
A pure silica sand employed on the faces of the pattern before moulding is known as parting sand.
When the pattern is withdrawn from the mould, the moulding sand sticks to it.
To avoid sticking, parting sand is sprinkled on the pattern before it is embedded in the moulding sand
When the pattern is withdrawn from the mould, the moulding sand sticks to it.
To avoid sticking, parting sand is sprinkled on the pattern before it is embedded in the moulding sand
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