PPGI PPGI PPGI is pre-painted galvanised iron, also known as pre-coated steel, coil coated steel, color coated steel etc., typically with a hot dip zinc coated steel substrate. The term is an extension of GI which is a traditional abbreviation for Galvanized Iron. Today the term GI typically refers to essentially pure zinc (>99%) continuously hot dip coated steel, as opposed to batch dip processes. PPGI refers to factory pre-painted zinc coated steel, where the steel is painted before forming, as opposed to post painting which occurs after forming. The hot dip metallic coating process is also used to manufacture steel
Sharon Steel Corporation as semi-finished. The tin and sheet bar is delivered to various tin and sheet mills as a source of steel required for the manufacture of cans, bottle tops, kitchen utensils, enameled ware, toys, sign stock, and similar products. It is also used in auto body sheets, metallic furniture, radio and refrigerator stock, metal lath, steel drums, galvanized and other coated sheets for the manufacture of garbage and ash cans, coal and water buckets, and flat, corrugated and formed sheets for the building trades. The Carnegie, the American Steel and Wire Company, and the American Sheet and Tin Plate Company were