LASER CUTTING

摘要

A method of laser cutting, the method comprising generating a laser beam and directing the laser beam and assist gas at a workpiece, relative movement between the laser beam and the workpiece taking place such that the laser beam scans over a surface of the workpiece, wherein parameters including the power of the laser beam, the spot size of the laser beam in the workpiece, the pressure of the assist gas, and the cutting speed are selected such that the workpiece is cut without causing striations to be formed on surfaces of the cut.