Why are kind tools ground with zero rake angle?

Question by : Why are form tools ground with zero rake angle?
Referring to lathes or machining tools.

Very best answer:

Answer by AALUNGA

Zero Rake increases the strength of the tool and prevents the cutting edge from digging into the operate.These are utilised below requirement of really tiny amount of pressure.

Forming tools are mostly used to for finishing formed surfaces. Hence, they are not supposed to remove a lot of the material.

Hence, kind tools are ground with zero rake angle..

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