asphalt roofing felt ASTM D-4869

Model:	JD-ASTM
Brand:	JIANDA
Origin:	Made In China
Category:	Construction & Decoration / Waterproof Materials
Label:	asphalt roofing felt , roofing felt , roofing material
Price:	US $5.6 / roll
Min. Order:	200 roll

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Product Description

asphalt roofing felt (Black building paper )

Product description
Black building paper is a heavy-weight asphalt roofing felt made of a specially formulated organic sheet which has been fully saturated with waterproofing asphalt.
Product characteristic

1 asphalt waterproof roof underlay felt
2 good at water-resistence, anti-aging
3 eco-friendly roof felt

4 ASTM D-4869I II; ASTM D-226I II

Applicable scope

Widely used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.

specifications performance

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%

Asphalt roofing felt is conformity with ASTM standards of the USA

The specifications of the roofing felt are ASTMD-4869#15 ,4869#30 and ASTMD-226#15 ,226#30,.

The roofing felt is widely used as underlayment which is under asphalt shingles. Its saturation rate is 100%,that’s to say, both water and air cannot enter.

Angela Liu

Skype: liuxiaoxi2009

Tel: 86-317-5304602

86-15511775265

Email: angela@hbjianda.com