b'STEEL BEAMS SHINELasers offer major steel-cutting advantages, but there are also reasons to pass.By William Leventon attractions of a laser machineminimal drawing-to-part time, blind you to its downsides. saidRouzbehSarrafi,senior I f you machine steel but dontAs for those attractions, state- applicationsscientistatIPG know much about lasers, itof-the-art lasers offer fast, eco- Photonics Corp. a laser manu-might payand even pay bignomical and accurate cuttingfacturer in Oxford, Massachu- to learn what this special lightof sheet metals and thick platessetts. He said lasers on the mar-can do at a shop. In the process,with high cut-edge quality, lit- ket do a good job of cutting however, dont let the shiningtle to no post-processing andalmost all metals, and the lasers 14OCTOBER 2022LaserMachining.indd 14 9/19/22 11:36 AM'