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Siding | Certification



Typical Physical Properties

TEST STANDARD METHOD UNIT OF MEASURE RESULT
IZOD Impact (0ºC/32ºF) ASTM D-256 ft-lb/in 2.4
IZOD Impact (21ºC/73ºF) ASTM D-256 ft-lb/in 26.2
Tensile Strength ASTM D-638 Psi 8,200
Modulus of elasticity ASTM D-638 Psi 365,000
Deflection temperature under load @ 264 Psi ASTM D-648 ºF 158
Coefficient of linear expansion ASTM D-696 10-5 in/in/ºF 3.07
Chemical resistance ASTM D-543   Excellent
Cell classification ASTM D-1784 Class no. 13544-B
Compound class ASTM D-3679 Class no. 2

 

Siding/Extrudate Typical Properties

TEST STANDARD METHOD UNIT OF MEASURE RESULT
Impact resistance (23ºC/73ºF) ASTM D-4226 in-lb/mil 2.75
Impact resistance (0ºC/32ºF) ASTM D-4226 in-lb/mil 1.90
Low temperature flexibility CAN/CGSB-41 24-95 % passed >80
Shrinkage/reversion ASTM D-1042 % <3.0
Surface distortion
(oil can)
ASTM D-3679 ºF >131
Nominal thickness CAN/CGSB-41 24-95 inch 0.044

 

Fire Characteristics

TEST STANDARD METHOD/
Building Code
UNIT OF MEASURE RESULT
Flame spread index ASTM E84, UBC 42-1 - 18
Fuel contribution ASTM E  84, UBC 42-1 - 0
Smoke developed index ASTM E  84, UBC 42-1 - 510.2
Self-ignition temperature ASTM D-1929, UBC 52-3 ºF 810
Smoke density rating ASTM D-2843, UBC 52-2 % 42.1
Maximum smoke density ASTM D-2843, UBC 52-2 % 56.0
Visibility of exit sign ASTM D-2843, UBC 52-2 - Good
Total burn time ASTM D-635 seconds <5
Extent of burning ASTM D-635 mm <5
Fire resistance rating ASTM E 119 - 1 hour

 


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