Explain Blanking operation on press with neat sketch.

Explain Blanking operation on press with neat sketch.
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Answer :

Blanking Operation: 

1. It is the operation of cutting of flat sheet to the desired shape. 

2. The metal punched out (i.e. blank) is the required product & the plate with hole left on die goes waste. 

3. The die used for banking is called as blanking dies. 

4. The size of blank is governed by size of die and the clearance left on the punch. 

Fig. shows blanking operation

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