PPGI / PPGL COIL:
Full name is prepainted galvanized / galvalume steel coil, which is painted lacquer on top and bottom side of HDGI / ALU-ZINC coil. They are mostly used for construction with various paint colors, like warehouse, prefab house, and garage, etc.
The advantages of PPGI / PPGL are light weight than traditional brick wall, high-strength, heat-insulation, colorful, and easy installation
GALVALUME STEEL COILS:
The thin cold rolled steel coil is dipped into the molten pot mixed with 55% aluminum 43.4% zinc and 1.6% silicon, leading its surface adhere to a layer of aluminum zinc steel plate.galvalume steel coils surface has special smooth, flat and gorgeous zinc spangles, base color is silver white, this special coating structure makes it have excellent corrosion resistance.