Pretraitement amna ci ay anam yu yomb yuñ defaree loxo ak ay anam yu ñuy defaree otomatik, mujjental bi ñu xaaj ko ci sprey otomatik ak dip spray otomatik. Laata ñuy raxas poudre, fàww ñu raxas pièce yi ngir dindi diw ak xoosu. Ci wàll wii dañuy jëfandikoo produit chimik yu bari, lu ci gëna bari luy dindi xoosu, luy dindi grees, luy conditioner kaw suuf si, ak luy phosphate.
Ci wàllu pre-traitement wala atelier ci ligne de production coating, li njëkk mooy ñu defar sistem yu war ngir jënd, yóbbu, denc ak jëfandikoo asid ak alkali yu dëgër; jox liggéeykat yi yéere kaaraange yu war; fexe ba konteenaar yi, jëfandikoo gi ak jumtukaay yi wóor te wóor; ak defar matuwaayi tontu ci jafe-jafe ak doxalin ngir mucc su amee musiba. Ñaareel ba mooy, ginaaw wàllu pre-traitement bi ci ligne bi ñuy defaree coating bi dafay defar yenn gaz yu baaxul ak ndox mu baaxul, matuwaayi aar environmaa bi dañu wara am exhaust, drainage, ak aparey yiy raxas mbalit mi.
Kalite pièce yiñ njëkka toppatoo dafay wuute ndax wuute gi am ci pexe yiñ njëkka toppatoo ak ci anam yi ñuy defaree coating bi. Ci pièce yiñ toppatoo ba noppi dindi bépp diw ak xoosu, dañuy faral di def fosfaat wala passivation yoon yu bari ginaaw biñu ko defaree ngir moytu xoosuwaat ci diir bu gàtt. Laata ñuy jëfandikoo poudre, dañu wara weer pièce phosphatée ngir dindi guus gi ci kaw gi. Ngir -lute yu ndaw, dañuy faral di jëfandikoo benn -piyees, waw ci air naturel, waw ci naaj, wala waw ci ngelaw. Ngir defar ay lote yu bari, defar ay ligne de montage, dañuy faral di jëfandikoo four wala tunnel ngir weer ci tàngoor wu woyof.
