CNC Rollgrinding Expert
CNC Rollgrinding Expert Interview Questions and Answers
Updated 3 Oct 2017
Q1. When helixmark arise in sheet rolling
Ans.
Helix marks arise in sheet rolling due to misalignment or uneven pressure.
Helix marks occur when there is misalignment between the rolls during sheet rolling.
Uneven pressure distribution can also lead to the formation of helix marks.
These marks appear as spiral-shaped patterns on the rolled sheet.
Helix marks can negatively impact the quality and appearance of the rolled sheet.
Proper alignment and uniform pressure are essential to prevent helix marks.
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