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| Typical
Physical Properties |
| TEST |
STANDARD METHOD |
UNIT OF MEASURE |
RESULT |
| IZOD
impact (23°C/73°F) |
ASTM D-256 |
ft-lb/in |
2.4 |
| Tensile
strength |
ASTM D-638 |
Psi |
>6000 |
| Modulus
of elasticity |
ASTM D-638 |
Psi |
>365,000 |
| Deflection
temperature under load @ 264 Psi |
ASTM D-648 |
°F
|
170 |
| Coefficient
of linear expansion |
ASTM E-831 |
105
in/in/°F |
3.07 |
| Chemical
resistance |
ASTM D-543 |
|
Excellent |
| Cell
classification |
ASTM D-1784 |
Class
# |
1334434 |
| Compound
class |
ASTM D-3679 |
Class
# |
2 |
| Siding/Extrudate
Typical Physical Properties |
| TEST |
STANDARD METHOD |
UNIT OF MEASURE |
RESULT |
Impact
resistance (23°C/73°F)
|
ASTM
D-4226 |
in-lb/mil |
2.51 |
| Impact
resistance (0°C/32°F) |
ASTM
D-4226 |
in-lb/mil |
1.90 |
| Low
temperature flexibility |
CAN/CGSB41
- 24-95 |
% passed |
>80 |
| Shrinkage/reversion
|
ASTM
D-3679-95 |
% |
<3.0 |
| Surface distortion
(oil can) |
ASTM
D-3679-95 |
°F |
>150 |
| Nominal
thickness |
CAN/CGSB41
- 24-95 |
mm |
1.12 |
| Wall
thickness |
ASTM D-3679-95 |
inch |
0.044 |
| Fire
Characteristics |
| TEST |
STANDARD METHOD |
RESULT |
Flame
spread index
Fuel contribution
Smoke developed index
|
ASTM E84, UBC 42-1 |
18
0
<450 |
| Self-ignition
temperature, °F |
ASTM
D-1929, UBC 52-3 |
810 |
Smoke
density rating (%)
Maximum smoke density (%)
Visibility of exit sign |
ASTM
D-2843, UBC 52-2 |
42.1
56.0
Good |
Total
burn time, seconds
Extent of burning, mm
Fire resistance rating |
ASTM
D-635
ASTM D-635
ASTM E-119 |
<5
<5
1 hour |
| Physical
Requirements |
| CHARACTERISTICS |
U.S.A. STANDARDS
ASTM 3679-92 |
CANADIAN STANDARDS
CAN/CGSB 41-24-95 |
JOURNEYMEN
PERFORMANCE |
Nominal
thickness
|
0.035” |
0.040” |
0.044 |
| Width |
± 1/16” |
Not
specified |
± 1/16” |
| Length
|
±
1/4” |
Not specified |
±
1/4” |
| Weight |
>15.81 Kg/square |
Not
specified |
>18.0
Kg/square |
| Impact
resistance @ 23°C min. |
1.74
in-lb/mil |
2.00
in-lb/mil |
2.75
in-lb/mil |
| Impact
resistance @ 0°C min. |
Not
required |
1.50
in-lb/mil |
1.95
in-lb/mil |
| Surface
distortion |
40.5°C (105°F) |
55°C
(131°F) |
>65°C
(>149°F) |
| Low
temperature flexibility @ 0°C |
Not
required |
80%
passed |
80%
passed |
| Warp |
1/8” per length max. |
1/8” per length max. |
1/8”
per length max. |
| Heat
shrinkage |
3.0% max. |
3.0% max. |
3.0%
max. |
| Thermal
stability |
Not
specified |
Not specified |
100% |
| Coefficient
of linear expansion, max. |
4.5 x 10–5 in/in°F |
4.5
x 10–5 in/in°F |
3.07
x 10–5 in/in°F |
| Specular
gloss |
Not specified |
± 15% max. |
± 10% max. |
| Color
consistency |
Not
specified |
Not
specified |
± 0.2 - 0.5 |
| Fastener
holes |
Not specified |
1”
min. |
1
1/4” |
| Fastener
hole spacing |
Not
specified |
2”
c.c. max. |
1 3/4” c.c. |
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