Manufacturing And Production Technology
The main purpose of spheroidising treatment is to improve

Hardenability of high carbon steels
Hardenability of low carbon steels
Machinability of low carbon steels
Machinability of high carbon steels

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

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