08)which among the following causes for glazing of grinding wheel ?
A)grain size too fine
B)wheel is hard
C)wheel speed is too fast
D)A&B both
Answers
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Answer:
D)A&B both is the correct answer
Answered by
0
Answer:
Answer is D
Explanation:
Glazing is mainly caused by grinding hard materials on a wheel that has too hard a grade of bond. The bond is is too firm to allow them to break out. Excessive pressure on grinding wheel will lead to the fracture of the wheel and bursting of the wheel.
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