In hot die forging, thin layer of material all around the forging is – McqOptions

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1.	In hot die forging, thin layer of material all around the forging is
A.	gutter space, which fills up hot gases
B.	flash, the width of it is an indicator of the pressure developed in the cavity
C.	coining, which indicates the quality of the forging
D.	cavity, which is filled with hot impurities in the material
Answer» C. coining, which indicates the quality of the forging

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