Sand-blast have high requirement for the stainless steel surface,because it's working principle is to broke the surface by the sand.If the surface isn't clean and go through the sand-blast ,then the surface will never scrub off
1)The operator must wear the clean gloves and the surface of the sheet must keep in a good condition .
2)Check the surface by the quality control staff
3)All the sheet must be uplift and go into the sand-blast machine.
4)Inspect the surface, compare the sample and arrange the adjustment.
5)Arrange the packing details.