Xim coated ppgi coil tseem hu ua prepainted galvanized steel kauj (luv rau "ppgi coil"), nws siv galvanized ua substrate.Tom qab cov txheej txheem degreasing (tshuaj degreasing thiab tshuaj hloov pauv tshuaj), qhov chaw coated nrog ib txheej lossis ob peb txheej txheej, los ntawm kev ci thiab kho, tom qab ntawd dhau los ua PPGI. Ntxiv rau kev tiv thaiv zinc txheej, cov organic txheej ntawm zinc txheej. plays lub luag haujlwm ntawm kev npog thiab tiv thaiv cov xim coated steel kauj, tiv thaiv cov hlau kauj los ntawm xeb, thiab nws lub neej kev pab cuam yog li 1.5 npaug ntev dua li ntawm galvanized steel kauj.
Cov xim pleev xim uas peb tuaj yeem ua 10-30microns.Qhov siab dua cov xim zaj duab xis, lub neej ntev ntawm cov xim.
Cov khoom siv pleev xim yog PE, SMP, HDP, PVDF, ects.
Pupolar xim ntawm prepainted steel kauj: caw liab (ral3005), nplaim liab (ral3000), Ruby liab (RAL3003), Teeb liab liab (RAL 3001), Coral liab (RAL 3016), tsheb liab (RAL 3020)