ASTM D-226 30# asphalt tar paper and roofing felt - ASTM D 226 30#

asphalt tar paper and roofing felt, 1 high quality anti-aging,acid,alkali, 2 competitive price, 3 ASTM standard - details see: https://www.buildingsupplieshub.com/astm-d-226-30-asphalt-tar-paper-and-roofing-felt-10101219

Type: Roofing Felt	Place of Origin: Hebei China (Mainland)	Brand Name: JIAN DA	Model Number: ASTM D 226 30#
Property: High tear strength	Size: 36"*72'	Usage: steep slope roofing underlayment	Material: mat paper and asphalt
original place: HEIBEI,cangzhou(mainland)	saturation: 100%,120%	weight: 13.7KG/ROLL

ASTM D-226 30# asphalt tar paper and roofing felt

Specification

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

Technical capacity index

Test item	ASTM D226 15#	ASTM D226 30#	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)	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%