Why is shear provided on a punch?

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asked Nov 20, 2017 in production by chandu (215k points)

Explain with the help of a sketch the variation of punch pressure with the punch travel for a blanking operation with proper clearance between punch and die. Why is shear provided on a punch?

ies-conventional-2
1994
production
sheet-metal-operations

Why is shear provided on a punch?

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