PPGI prepainted galvanized steel coils 1.Operate Standard:AISI,DIN, ... GB,JIS 2.Grade:PPGI,CCGI,SPCC 3.Thickness:0.16mm-0.80mm PPGI prepainted galvanized ... , also called pre painted steel coils(sheets), are made of galvanized steel coils(sheets) with polymer coatings as ... bands and 4 circumferential bands in steel, galvanized metal fluted rings on inner and outer edges ...