A grinding wheel is specified as “A 5 K 5 R 17”. Which - Practice (English)

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A grinding wheel is specified as “A 5 K 5 R 17”. Which - Practice (English) | ObjectiveMcq

PracticeManufacturing EngineeringBasicsA grinding wheel is specified as “A...

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A grinding wheel is specified as “A 5 K 5 R 17”. Which of the following is correct about this grinding wheel?

Correct Answer: D — Aluminum oxide abrasive

Explanation:

First place of ISO designation of the grinding wheel represents grain type and “A” represents aluminum oxide.

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