According to the processing requirements, some parts need to do polishing treatment, the surface can not have processing burrs, etc.; stainless steel metal expansion joint degreasing is completed after pickling passivation (cleaning agent does not contain phosphorus); pickling passivation after rinsing clean with pure water, can not have pharmaceutical residues; one by one stainless steel metal expansion joint with non-woven fabric for drying, can not be wired hair and other retained parts surface, or blow dry with clean nitrogen.
