Powder Coating Line Pretreatment
Pretreatment classification
Kemikari pretreatment | Physical pretreatment | ||
Spray pretreatment | Dip pretreatment | Kuputika kwejecha | Shot blasting |
Workpieces: Mhando imwe chete Chimiro chakareruka Kugadzirwa kukuru | Workpieces: Mamwe marudzi Saizi huru Maumbirwo akaomarara Kugadzirwa kudiki | Matete workpieces | Makobvu workpieces |
Ichaburitsa tsvina | Hapana mvura yetsvina |
Product Display
Common chemical pretreatment
Pre-kurapa midziyo zvinoenderana nechimiro cheiyo workpiece uye akasiyana ekugadzira vhoriyamu, iyo huru yemaitiro fomu ye impregnation mhando, tunnel kuburikidza nepfapfaidzo mhando; impregnation mhando inokodzera zvikamu zvakakura, benzi, senge kugadzirwa kwete yakakura kwazvo mutsara wekugadzira; iyo mugero kuburikidza nemhando yekupfapfaidza yakakodzera kune madiki workpieces uye kugadzirwa kwemitsara mikuru yekugadzira.
Zvishandiso zvinoenderana:matangi epamberi ekurapa (simbi isina tsvina kana kongiri matangi, nhamba yacho yakaenzana nenhamba yemaitiro ekutanga kurapwa), kupfirira mitsetse.
Zvinoenderana zvinhu (makemikari):sulfuric acid, hydrochloric acid, soda ash (Na2CO3) acidic degreasing agent, passivation solution.
Chinangwa:Bvisa mafuta, guruva, ngura pamusoro peiyo workpiece, uye gadzira dhizaini yekupokana pamusoro peiyo workpiece uye inogona kuwedzera kunamatira kweiyo spray coating "phosphate layer".
Main process matanho:degreasing, de-rusting, mvura sukurudza, passivation. Workpiece mushure me pretreatment haizove nemafuta, ngura, guruva, uye yepakutanga sirivha-chena glossy pamusoro kuti ibudise layer yeuniform uye yakakasharara isiri nyore kuita ngura grey phosphate film, kwete kudzivirira ngura chete asiwo kuwedzera kunamatira kwepfapfaidzo yekuputira. .
Wastewater solution:Shandisa zvakatipoteredza potion uye tsvina yemvura yekurapa mudziyo kusangana neyakajairwa kubuda mushure mekurapwa.
Kujairwa kwemuviri pretreatment
Kazhinji kune marudzi maviri ejecha rinoputika uye kuputika kwepfuti, hapana mvura inoraswa inogadzirwa, hapana chikonzero chekunetseka nezvemamiriro ekunze.
Sandblasting inowanzoenderana neatete workpieces, pfuti blasting inowanzokodzera kune dzakakora workpieces.
Bata YEDU COATING kugadzira pretreatment mutsara, isu tiri sarudzo yako chaiyo!