Base metal coatgalvanized (gi)- confirm to jis 3312
Galvalume (gl)confirm to jis 3322,confirm to astm a792
Galvanized (gi)0. 47 mm, 0. 50 mm
Galvalume (gl)0. 47 mm,0. 50 mm
golden industries is trusted by clients for the manufacturing and suppliers of pre painted galvanized sheet, which are designed with precision using optimum quality raw materials that ensure their longevity and reliability in adverse industrial applications. specifications
exterior painting of pre painted sheets consists of
base metal steel
metallic coating of either zinc or aluminum zinc coating for corrosion resistance
chromate coating for good adhesion purpose
primer coating for good undercut corrosion resistance, good adhesion & smoothness to topcoat finish
top finish coat to provide color, pleasing appearance
interior painting of pre painted sheet consists of
base metal
metallic coating
top finish coat
important criteria for selecting pre painted sheet is based on base coat
gi base (galvanized base zn) specialty of zinc
zinc having self physical property called cathodic reaction
gl base (galvalume base alzn) specialty of al- zn
raw material used
base metal : high tensile cold rolled steel.
raw material thickness available
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