Question
Download Solution PDFA hollow punch is used for punching holes in ______ .
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Punching
- A material removal process in which the punch operation removes material from a final piece of sheet metal.
- Here hole is the desired product, and the material punched out to form the hole being waste.
Hollow punch
- These punches are used for punching round holes in gasket material, leather, rubber, canvas, cardboard, plastic & other soft materials.
- The special design of the cutting edge prevents jamming of material inside the punch.
- The cutting edge is induction hardened for extended working life.
- They are built only to cut small holes from 2 mm to 25 mm in diameter.
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