Apr 13, 2020
What are the specific rust grade requirements for the shot blasting machine?
For the shot blasting machine, its simple understanding is a kind of mechanical equipment. If it is more complicated, it is a casting device that can strengthen the surface of the casting. However, no matter which one, for us, the shot blasting machine is the focus of learning, because it is one of the main keywords of the website, so it can not be treated sloppy. In order to improve everyone's learning efficiency, the editor will immediately proceed.
In the application of the shot blasting machine, it is used to remove the sticky sand and oxide scale on the surface of the workpiece. The speed of the shot sand is 50-100nds. However, gradually, it was endowed with some other new functions, making it more widely used.
In terms of rust removal level, it is generally divided into four, expressed by Sa, and its specific meaning is:
Sa1: Mild level, as long as there is no visible grease and dirt on the surface of the workpiece, and there are no loose attachments, including oxide scale, rust and paint coating.
Sa2: Thorough level, compared with Sa1 level, if there is attachment, it should be firmly attached. And, the anti-slip coefficient reaches 0.35-0.45.
Sa3: The requirement is very thorough, even if there is residue, it can only be a slight stain of dots or stripes. Its anti-slip coefficient should reach 0.45-0.5.
Sa4: It's a high level, it is required to be completely free of residues, attachments, etc. And the surface of the workpiece should show a metallic luster.
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