SHOT_BLASTING_OPERATION_IS_MAINLY_DONE_TO_IDENTIFY_THE_TYPE_OF_DEFECTS – McqOptions

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1.	SHOT_BLASTING_OPERATION_IS_MAINLY_DONE_TO_IDENTIFY_THE_TYPE_OF_DEFECTS_IN_THE_CASTING_PART.?$
A.	True
B.	False
Answer» C.

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A trimming press is a machine tool which is widely used for removing the excess material from the casting part.
Shot blasting operation is mainly done to identify the type of defects in the casting part.
Quick solidification of the casting can cause defects like shrinkages, cracks or blow holes.
SHOT_BLASTING_OPERATION_IS_MAINLY_DONE_TO_IDENTIFY_THE_TYPE_OF_DEFECTS_IN_THE_CASTING_PART.?$
A trimming press is a machine tool which is widely used for removing the excess material from the casting part.$
Quick solidification of the casting can cause defects like shrinkages, cracks or blow holes?
The process shakeout is generally referred to escaping of gases from the molten casting during the solidification.
During the pouring process, filling time of molten metal should be short to avoid early solidification of the casting.
It is not possible to estimate solidification time by considering the wall thickness and temperature of the casting metal.
In mould making process, clamping is basically done to prevent any loss of material from the moulding box.