Prepainted Galvalume Steel Coil

PPGI steel is produced based on galvanized steel or galvanum steel or cold rolled steel.The base metal(GI,GL OR CRC) steel should be cleaned firstly.it’s included surface chemical-degreasing and chemical-conversion treatment.After cleaned,organic painting material will be coated.the organic material can be PE,PVDF,HDP,or SMP.this coating process is very important.it’s the most important for PPGI’s color,include bright intensity.Baking will be after every coating when process.paint material will be solidified and stable after baking.once temperature is come back to normal style,a fresh steel---
Prepainted Galvalume Steel Coil