Manufacturing And Production Technology
The facing is an operation of

Beveling the extreme end of a workpiece
Reducing the diameter of a workpiece over a very narrow surface
Embossing a diamond shaped pattern on the surface of a workpiece
Machining the ends of a workpiece to produce a flat surface square with the axis

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Manufacturing And Production Technology
Glazing in grinding wheels can be decreased by

Using a softer wheel or by increasing the wheel speed
Using a harder wheel or by decreasing the wheel speed
Using a softer wheel or by decreasing the wheel speed
Using a harder wheel or by increasing the wheel speed

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