Physics · Manufacturing Processes
Why can lubricants not be used in the coining process?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They increase the temperature of the material.
- 2They prevent full reproduction of die surface details.✓
- 3They cause oxidation of the gear material.
- 4They are not compatible with high pressure.
Correct answer
They prevent full reproduction of die surface details.
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