Synthetic Roofing Underlay Bitumen Paper Asphalt Saturated Felt asphalt roofing membrane
Production Description
Asphalt Paper Felt
Roofing felt (felt paper,asphalt felt paper) is a sheet material impregnated with bitumen(asphalt),similar totar paper,used in building construction.the term felt comes from the historical method of making the base material.Felt is an unwoven fabric that is produced by matting fibres under pressure.The fibres form the structure of the fabric.
ASTM asphalt roofing felt
|
Description
|
Width |
length |
Weight |
Thickness |
Usage |
|
ASTM D-226 roofing felt 30# |
36in 0.914m |
72ft 21.95 m |
23.5kg
|
1.2mm |
A roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.
|
|
ASTM D-226 roofing felt 15# |
36in 0.914 m |
144ft 43.89 m |
23kg |
0.8mm |
|
|
ASTM D-4869 roofing felt 15# |
36in 0.914m |
144ft 43.89m |
16.5kg |
0.6mm |
|
|
ASTM D-4869 roofing felt 30# |
36in 0.914m |
72ft 21.95m |
13.5kg |
0.8mm |
Physical requirements
|
Test item |
ASTM D-226 15# |
ASTM D-226 30# |
ASTM D-4869 15# |
ASTM D-4689 30# |
|
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) |
12.7mm (radius) |
12.7mm (radius) |
12.7mm (radius) |
|
Tear strength at 23±2°C min |
2.5N |
2.5N |
2.5N |
2.5N |
|
Breaking strength at 23±2°C min MD |
30LBF/in |
40lbf/in |
30lbf/in |
40lbf/in |
|
Breaking strength at 23±2°C min CD |
15lbf/in |
20lbf/in |
15lbf/in |
20lbf/in |
|
Loss on heating at 105°Cfor 5h max |
4.0% |
4.0% |
6.0% |
6.0% |
|
Width of the roll |
36 in |
36 in |
36 in |
36 in |
|
Area of the roll |
432 ft2 |
216 ft2 |
216 ft2 |
216 ft2 |
|
Net mass of saturated felt,min |
560 g/m2 |
1270g/m2 |
400g/m2 |
660g/m2 |
|
Saturation,%by wt., min |
120% |
150% |
100% |
120% |
Installation
A roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.Saturated organic felts require protection form damage and the weather. store rolls upright in a dry location and never install when wet or over a wet roof deck.
Packaging Transportation and Storage
Average roll weight,Lbs/roll:54lbs
width:36"(0.914m)
Roll Contents:216 sq.ft(20sqm)
Roll per pallent::30
Pallent size:1.1m*1.1m
Cangzhou Jiansheng Building Waterproof Material Co.,LTD is an enterprise engaged in study,produce and construction of building waterproof material.Since setting up in1992,We have developed into one of the leading companies in the building material industry based on the cooperation with scientific research,production,marketing as well as construction by ourselves.Pursuing "Credibility and Quality First,Customers Foremost,Consecutive Development",to be realistic and innovative,to forge ahead in unity.We "Jianda" brand serial waterproof materials strictly meet the national standard and have passed ISO9002,They are granted as "Premium brand"recognised by China Building Material market Association and National Building Material Bureau,''Famous Brand''of Hebei Province.The service life can last as long as more than 20 years, They can be widely used for the waterproof damp-proof and leakage proof of building surface,basement,subway,tunnel,pool,viaduct and airport runway,The product are ideal waterproof material for modern building industry.
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