 A Grade – A steel surface is completely covered with adhering mil scale and little if any rust.

 B Grade – A steel surface starting to rust and from which the mil scale has begun to flake.

 C Grade – A steel surface where mil scale is rusted or can be scraped off, but little pitting is visible to the naked eye. fiber laser

 D Grade – A steel surface with rusted mil scale, significant pitting corrosion visible to the naked eye.

Steel Grade A – It is almost entirely covered with mil scale, has little rust or oxidation, and is free of pitting corrosion.

Steel Grade B – Steel exposed to the elements shows signs of surface rust, but high levels of mil scale remain.

Steel Grade C – Weather-beaten steel, it is rusting, Little or no mil scale remains and has been scraped off the surface. The pitting is clearly starting.

Steel Grade D – Steel that has been weathered for a long time. You can see pitting and rust inclusions. Extended surface oxidation leaves no mil scale.

Not sure which Laser Cleaning Machine is right for you?

Our sales engineers at your service, Inquire Today Contact us today or cal +1 438-940-5020