Discussion :: Workshop Technology
- A jolt machine is used to
A.
Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould |
B.
Ram the sand harder at the back of the mould and softer on the pattern face |
C.
Produce uniform sand hardness throughout the mould |
D.
Produce uniform packing of sand in the mould |
Answer : Option A
Explanation :
A jolt machine is used to Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould
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