General Studies · Grinding and Finishing Operations
How does the grain size of a grinding wheel affect material removal rate (MRR) and surface finish?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Coarse grain wheel provides low MRR and fine finish.
- 2Fine grain wheel provides high MRR and rough finish.
- 3Grain size does not affect MRR or finish.
- 4Coarse grain wheel provides high MRR and rough finish, while fine grain wheel provides low MRR and fine finish.✓
Correct answer
Coarse grain wheel provides high MRR and rough finish, while fine grain wheel provides low MRR and fine finish.
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