AAMA
2603-98

AAMA
2604-98

AAMA
2605-98

Coating Material

Pigmented Organic Coating

High Performance Organic Coatings

Superior Performing Coatings

Colour

Consistent with established colour range

Consistent with established colour range

Consistent with established colour range

Substrate

Al
76 x 152 mm
3 x 6 inch

Al
76 x 152 mm
3 x 6 inch

Al
76 x 152 mm
3 x 6 inch

Metal Treatment

To comply with performance requirements.

ASTM D 5723
Chromated (>323 mg/m2)
Non-chromes also allowed, subject to meeting spec

ASTM D 1730
Amorphous Chromium Phosphate Treatment (>430 mg/m2).
Non-Chromes not permitted.

Film Thickness

Min. 0.8 mil
(20µm)

Min. 1.2 mil
(30µm)

Min. 1.2 mil
(30µm)

Gloss (60°)

ASTM D 523/ 60°
± 5 units

ASTM D 523/ 60°
± 5 units

ASTM D 523/ 60°
± 5 units

Humidity resistance.

ASTM D 4585
1500 h/38°/100%
Few /No. blisters (No. 4 ASTM D-714

ASTM D 4585
3000 h/38°/100%
Few /No. blisters (No. 4 ASTM D-714

ASTM D 4585
4000 h/38°/100%
Few /No. blisters (No. 4 ASTM D-714

Salt spray resistance.

ASTM B 117
1500 h/5% Na. Cl
few No. 8 blisters
No removal of film

ASTM B 117
3000 h/5% Na. Cl
few No. 8 blisters
No removal of film

ASTM B 117
3000 h/5% Na. Cl
few No. 8 blisters
No removal of film

Natural weathering

Florida/1 year
45° South/wash A
no checking, crazing or loss of adhesion.
Slight chalking and fading.

Florida/5 year
45° South/wash A
Color change <5 Hunter Units

ASTM D4214 Chalking < No. 8

Gloss retention min 30%

Erosion >10% film loss

Florida/10 year
45° South/wash A
Color change <5 Hunter Units

ASTM D4214 Chalking < No. 8

Gloss retention min 50%

Erosion >10% film loss