GRINDING - Practice Mode

1) What denotes by (A) in the (A60K5V8) mentioned marking system of a grinding wheel?

Grade Grain size Type of bond Type of abrasive

Correct Answer: Type of abrasive

2) What denotes by '46' in the (A46K5V8) mentioned marking system of a grinding wheel

Grade Structure Grain size Type of abrasive

Correct Answer: Grain size

3) What denotes by ?5? in the (A60H5V8) mentioned marking system of grinding wheel?

Grade Structure Grain size Type of abrasive

Correct Answer: Structure

4) What denotes by 8 in the (A46H5V8) mentioned marking system of a grinding wheel?

Grade Grain size Type of bond Manufacturer's code

Correct Answer: Manufacturer's code

5) Which natural abrasive used to make grind stones?

Diamond Sand stone Corundum Aluminium oxide

Correct Answer: Sand stone

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