The limit to the maximum hardness of a work material which can be machined with HSS tools even at low speeds is set by which one of the following tool failure mechanisms?

Plastic deformation under compression

The limit to the maximum hardness of a work mater

1.	The limit to the maximum hardness of a work material which can be machined with HSS tools even at low speeds is set by which one of the following tool failure mechanisms?
A.	Attrition
B.	Abrasion
C.	Diffusion
D.	Plastic deformation under compression
Answer» B. Abrasion

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The limit to the maximum hardness of a work material which can be machined with HSS tools even at low speeds is set by which one of the following tool failure mechanisms?

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