Active Member
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[China]
Address: The east industry zone of Nanpi County, Cangzhou City, Hebei Province
Contact name:Angela
Cangzhou Jiansheng Building Waterproof Material Co.,Ltd |
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New Waterproof Flexible Asphalt Shingles Underlayment Build Construction Material
Introduction
This specification covers asphalt-saturated organic felt for use as an underlayment with steep slope roofing.No.15 ASTM D4869 Type I saturated felt is a uniform, flexible felt of organic fibers, impregnated with an asphalt saturant. Line markings are placed on the top surface for ease of installation. This product features excellent asphalt saturation for effective waterproofing.
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.A roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.
Physical properties data
| Test item | ASTM D4869 15# | ASTM D4689 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) |
| Tear strength at 23±2°C min | 2.5N | 2.5N |
| Breaking strength at 23±2°C min MD | 30lbf/in | 40lbf/in |
| Breaking strength at 23±2°C min CD | 15lbf/in | 20lbf/in |
| Loss on heating at 105°Cfor 5h max | 6.0% | 6.0% |
| Width of the roll | 36 in | 36 in |
| Area of the roll | 216 ft2 | 216 ft2 |
| Net mass of saturated felt,min | 400g/m2 | 660g/m2 |
| Saturation,%by wt., min | 100% | 120% |
Features
Packaging
Width:36''(0.914m)
Roll Contents:216 sq.ft(20sq.m)
Rolls per pallet:30
Pallet size:1.1mx1.1m
