After all surfaces are cleaned with oil stains and dried, the surfaces are cleaned after sanding, the surface cleanliness is S 21/2, two epoxy primers are sprayed, and the film thickness is ≥60um.
After all surface cleaning oil blow-drying, the surface grinding after cleaning, surface cleanliness S 21/2, spray epoxy resin primer two, paint film thickness of 60um.
After all the oil stains on the surface are cleaned and dried, the surface shall be cleaned after roughening, the surface cleanliness is s 21 / 2, two coats of epoxy resin primer shall be applied, and the film thickness shall be ≥ 60um.<br>