PPGI (Pre-Painted Galvanized Iron)
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.
Pre-painted galvanized steel combines utility with beauty. It consists of tin, chrome, zinc
or paint, which are the extra finish applied to the natural steel surface.