7.4 FILM PROPERTIES TEST METHODS AND DESCRIPTION
Substrate: Galvalume Galvalume
Finish: Royal K-70
(Fluoropon/70% Kynar)		 Dura-20
(10S/30% Silicone Polyester)
Dry Film Thickness: ASTM D1400 D1005 D4138 0.2 - 0.3 Mils Primer 0.2 - 0.3 Mils Primer
Exterior: 0.7 - 0.9 Mils Topcoat 0.7 - 0.9 Mils Topcoat

 

PHYSICAL PROPERTIES
60 Gloss: ASTM D523-89 10 -- 35 28 -- 60
Pencil Hardness: ASTM D3363 (NCAA 11-12)
Eagle Turquoise Pencil		 HB-2H F-2H
Flexibility: ASTM D4145 (NCCA 11-9)
 No adhesion loss No adhesion loss
T-Bend: No Tape Removal of Film
ASTM D522
180 bend around 1/8 mandrel
 No adhesion loss No adhesion loss
Adhesion: ASTM D3359 (NCAA 11-5)
Reverse Impact Cross Hatch		 No adhesion loss No adhesion loss
Reverse Impact: ASTM D2794 (NCAA 11-6)
Impact in inch lb. + 1000x
metal thickness for steel x 3 		No adhesion loss No adhesion loss

 

ABUSE TOLERANCE
Abrasion: Falling Sand: ASTM D968 Liters to expose
5/32” of substrate
Transit: Based on topside to backside
contact in transit


70 + 10

Acceptable


40 + 10

Acceptable
Mortar Resistance: AAMA 605.2
24 hour Pat Test 		No effect No effect
Detergent Resistance: ASTM D2248
3% Detergent 100 F (72 hours)		 No effect No effect

 

CORROSION, CHEMICAL & POLLUTION RESISTANCE
Acid Pollutants: ASTM D1308, Proc. 7.2
10% Muriatic Acid (15 min)
20% Sulfuric Acid (24 hours)


No effect
Less than 3 units color change


No effect
Less than 5 units color change
AAMA 605.2, Test 7.73.1
70% Nitric Acid Vapors (30 min)
Kesternich
No effect
10 cycles
No effect
10 cycles
Detergent Resistance: ASTM D2248
3% Detergent 100 F (72 hours)		 No effect No effect
Alkali Resistance: ASTM D1308, Proc. 7.2
10% Sodium Hydroxide (1 hour)
25% Sodium Hydroxide (1 hour)
No effect
No effect
No effect
No effect
Salt Fog: ASTM B117
5% Salt fog @ 95F (1000 hours) 		1/16” creep from scribe
Few #8 blisters 		1/16” creep from scribe
Few #8 blisters
Humidity: ASTM D2247
100% Relative Humidity @
100F (1500 hours)
No effect
No effect

 

WEATHERING PROPERTIES
Accelerated Weathering: ASTM G23 Weatherometer
ASTM D2244 Color
ASTM D659 Chalk

2000 hours
Less than 2 units change
Maximum # 8

2000 hours
Less than 2 units change
Maximum # 8

Exterior Weathering:  ASTM D2244 Color
Florida Exposure 5 years @
45o South AAMA 605.2 		ASTM D659 Chalk
Film Erosion
  		Maximum 2 units color change
Maximum # 8
Less than 10% film loss 		Maximum 5 units color change
Maximum # 8
Less than 20% film loss

1) ASTM – American Society Testing Materials
2) NCAA – National Coil Coaters Association
3) AAMA – American Architectural Manufacturers Association