|
WMP-F
POLYPROPYLENE / SCRIM / FOIL
Meets ASTM C1136, Type I Contents: [Facing Composition] [Physical
Properties] [Fire Testing]
(click for PDF format)
| FACING
COMPOSITION |
DESCRIPTION |
VALUES (ENGLISH) |
VALUES (METRIC) |
| White Film |
Polypropylene |
0.0015 inch |
38.1 micron |
| Adhesive |
Flame Resistant |
|
|
| Reinforcing |
Bi-directional
Fiberglass |
4 / inch (MD)
4 / inch (XD) |
16 / 100 mm (MD)
16 / 100 mm (XD) |
| Foil |
Aluminum |
0.0003 inch |
7.6 micron |
| PHYSICAL
PROPERTIES |
TEST METHOD |
VALUES (ENGLISH) |
VALUES (METRIC) |
| Basis Weight |
Scale |
17 lbs / 1000 ft² |
83 gm / m² |
| Permeance (WVTR) |
ASTM E96
Procedure A |
0.02 perm
(grains/hr.ft².in Hg) |
1.15 ng / N.s |
| Bursting Strength |
ASTM D774 |
90 psi |
6.3 kg / cm² |
| Puncture Resistance |
ASTM C1136 |
130 beach units |
3.9 Joules |
| Tensile Strength |
ASTM C1136 |
45 lbs/inch width (MD)
45 lbs/inch width (XD) |
7.9 kn / m (MD)
7.9 kn / m (XD) |
| Caliper / Thickness |
Micrometer |
0.008 inch |
203 micron |
| Accelerated Aging |
30 Days @
95% RH, 120°F (49°C) |
No Corrosion
No Delamination |
No Corrosion
No Delamination |
| Low Temperature Resistance |
ASTM D1790
-40°F (-40°C) |
Remains Flexible
No Delamination |
Remains Flexible
No Delamination |
| High Temperature Resistance |
4 hours @
240°F (116°C) |
Remains Flexible
No Delamination |
Remains Flexible
No Delamination |
| Water Immersion |
24 hours @ 73°F (23°C) |
No Delamination |
No Delamination |
| Mold Resistance |
ASTM C665 / C1338 |
No Growth |
No Growth |
| Dimensional Stability |
ASTM D1204 |
0.25% |
0.25% |
| Emissivity (Foil) |
ASTM E408 |
0.03 |
0.03 |
| Light Reflectance (Film) |
ASTM C523 |
85% |
85% |
| FIRE TESTING |
UL
723 / ASTM E84 |
CAN
ULC-S102M |
BRITISH
STANDARD 476 |
Flame
Spread |
Smoke
Developed |
Flame
Spread |
Smoke
Developed |
Parts 6 and
7
Summary Report |
| Polypropylene Exposed |
10 |
20 |
10 |
20 |
|
| Polyester Exposed |
5 |
10 |
5 |
10 |
|
Physical Properties based upon statistical
averages, Weight / Thickness +/- 10%
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