Active Member
|
[China]
Address: The east industry zone of Nanpi County, Cangzhou City, Hebei Province
Contact name:Angela
Cangzhou Jiansheng Building Waterproof Material Co.,Ltd |
|
|
No.30 ASTM D4869 Type II Asphalt Saturated Roofing Felt Paper
Description:
No.30 ASTM D4869 Type II saturated felt is an industry leading, superior quality asphalt saturated organic felt underlayment. Manufacturerd to ASTM D4869 type II specifications.
Uses:
A felt paper is used as an underlayment beneath fiberglass and asphalt shingles, wood shakes, tiles, and other sloped roof coverings. It helps to stop leaks caused by wind-driven rain.
Physical properties data:
Test item
|
ASTM D4869 Type II |
Pliability at 23±2°C.tested shall not crack when bent 90° at a uniform speed over a rounded corner of radius in table for each
|
12.7mm (radius) |
Tear strength at 23±2°C min
|
2.5N |
Breaking strength at 23±2°C min MD
|
40LBF/in |
Breaking strength at 23±2°C min CD
|
20lbf/in |
Loss on heating at 105°Cfor 5h max
|
6.0% |
Width of the roll
|
36 in |
Area of the roll
|
216 ft2 |
Net mass of saturated felt,min
|
660 g/m2 |
Saturation,%by wt., min
|
120% |
Tear strength-test in both the machine (MD) and cross direction (CD).
Average Breaking Strength-test in both the machine (MD) and cross direction (CD).
Pliability (10 strips tested shall not crack when bent 90° at a uniform speed over a rounded corner or radius in table for each type.
Loss on Heating at 221 F for 5 hours maximum.
Features and benefits:
1.Recommended for use as un upgrade to No.15 ASTM D4869 for asphalt shingle applications. May also be used with other roofing systems when ASTM D226 is not required.
2.Easy to apply: No special accessories required. Only needs roofing nails. Nails help seal around nail holes.
3.Cost effective.
4.Convenient roll size.
5.Permeable felt paper to help prevent mold and other structural damages.
6.Walk able.
7.Eco-friendly organic felt.
Images:
