Industrial Insulation Standard

Aluminized steel sheet Type 2 & Type 1

CINI 3.1.02 | 2018-01-01

This specification describes the minimum requirements for aluminized steel sheet. 

Type 2: 

Steel sheet with an aluminium coating: in acc. with ASTM A463M - T2-300
Aluminium layer thickness: 300 g/m2 in total for both sides; 50 μm each side.

Type 1:

Steel sheet with an aluminium-silicon alloy coating: in acc. with ASTM A463M - T1-300, with the following amendments:

 

  • Aluminium-silicon alloy layer thickness: 240–270 g/m2 in total for both sides; 89 μm in total for both sides.
  • The exposed side shall be coated with 17 μm light grey polyester resin (5 μm primer + 12 μm topcoat).
  • The back side shall be coated with 13 μm polyester resin of different colour.
  • The coating at both sides shall be factory applied.

 



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