Tratamento da peça de trabalho → pulverização em pó → cura → inspeção → produto acabado
1.1 Pré-tratamento
Aftertheworkpieceispre-treatedtoremovetheoilanddustonthesurfaceofthecold-rolledsteelplate, thepowdercanbesprayed.Atthesametime, azinc-basedphosphatingfilmisformedonthesurfaceoftheworkpiecetoenhancetheadhesionafterpowderspraying.Theworkpieceafterpretreatmentmustbecompletelydriedandcooledtobelow35 ℃ inordertoensurethephysicalandchemicalpropertiesandappearancequalityoftheworkpieceafterpowderspraying.
