Ral Color Coated Prepainted Coil Cutting 508/610mm PE ASTM AZ41-AZ60 What is the difference between ppgi coil and ppgl coil? It is made of aluminized zinc steel sheet (containing 55% aluminum, 43% zinc and 1.6% ... Read More
Kinds Of Ral Color Coated Coil Sheet Cutting Sheets Making Corrugated 30-275g/M2 What is the difference between ppgi coil and ppgl coil? It is made of aluminized zinc steel sheet (containing 55% aluminum, 43% ... Read More
