Applied in the corrosion proof, warm keeping and furnace warm keeping project for newly built workshop air ducting. They not only have bright & beautiful web, but also better warm keeping effects and the excellent corrosion proof effects, which can largely extend the life of ducting,  make the ducting look nice, and minish the repairing charges. The standards of coating aluminium foil used for foam formation plate obey the folowing table.       

Item		Technical references
Coating structure		top	OP
		mid	Aluminium base
		bottom	glue
Coating	OP	0.001-0.002
gauge	glue	0.001-0.002
Coating color		according with customers'demands

 

    The rugulation  of  Alloy , Temper & Specification should accord with the following table.