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One possible kerf profile is shown. The top and bottom widths are measured across the cut; taper describes wall inclination, not the sheet thickness.

Laser Cutting Kerf: Width, Taper and Compensation

Your laser cutter follows the programmed dimensions, but the finished part is still slightly undersized or oversized. One possible cause is laser cutting kerf: the narrow slot of material removed by the cut. Its width depends on the optics, focus position, material, thickness, assist gas and cutting conditions. This guide explains how to measure kerf, check taper and apply compensation without changing the nominal part drawing.

Read MoreLaser Cutting Kerf: Width, Taper and Compensation

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