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Quick Details

  • Type: Roofing Felt
  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: Jianda
  • Model Number: ASTM D-4869
  • Brand name: JIANDA
  • Color: black
  • Material: bitumen paper
  • Usage: underlayment
  • Package: packed in rolls with pallet
  • Tensile: 133,9 +/- 59,5 N
  • Mass:: 238,8 +/- 1,3 g/m2
  • 238,8 +/- 1,3 g/m2: 36in*144ft, 36in*72ft
  • thickness:: 0.4---1.2mm
  • Watertightness:: no tranmission

Packaging & Delivery

Packaging Details: packed in rolls with pallet
Delivery Detail: within 15days after receipt of advance payment

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.

 

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China (Mainland) | Manufacturer, Trading Company
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