Test Index

SSC JE Mechanical Engineering 2013 Paper

Question : 190 of 200

Marks: +1, -0

Tool signature comprises of how many elements?

Solution:

Tool signatures

ASA system ⇒ Back rate angle – side rate angle – end relief angle (ERA) – side relief angle – end cutting edge angle – side CEA.

ORS system ⇒ I(inclinationangle) –

\alpha_n

(normal rake angle) – end relief angle, end cutting edge angle – Approved angle – nose radius

7 elements in ORS

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