18lbs - 70lbs Waterproof Asphalt Roofing Felt Black Building Paper 1m*20m

18lbs--70lbs Waterproof Asphalt Roofing Felt Black Building Paper 1m*20m

Asphalt roofing felt introduction:

Asphalt roofing felt commonly known as linoleum. A waterproof material used in the construction industry. The original paper is thick and loose, good oil absorption, and has certain tensile strength. General use of rags, waste oaoer, etc, as raw materials, advanced can be mixed with some animal hair and mineral wool, directly pulp and then copy. When processing, the original paper through molten asphalt through the hot roller extrusion, the asphalt will soak the paper layer, and extrude the excess bitumen , the surface of talcum powder or debris mica.

Asphalt roofing felt application:

it is widely applied to the simple waterproofing, temporary-building waterproofing, building damp proofing, packing, as well as the single, multi-layers waterproofing of building roofs, underground facilities, water conservancy projects, etc.

Asphalt roofing felt detailes:

Breaking elongation: 10%;
Size : 1m*20m / 1m*30m/, the length can be booking ;
Package : roll/Bag/container;
watertightness: 30min;
Tensile strength: 370N;
Specification: 1m*20m;
Weight : 18lbs /25lbs /30lbs /35lbs /40lbs /45lbs /50lbs /60lbs /70lbs /73lbs
Asphalt shingles: ASTM D-225, D-779, D-828,D-4869

Asphalt roofing felt features:

1.asphalt roofing felt is specialized in waterproof materials, packing, building damp proofing.

2. asphalt roofing felt is processed by makeing the paper base soaked in low softening petroleum asphalt, then covered with high-softening 

petroleum asphalt, and last coated with isolating materials such as talcum powder.

3. Saturated asphalt makes the material have good water resistance
4.Excellent resistance to low temperature and high temperature
5.Good weather resistance
6.Excellent anti-aging properties.

Asphalt roofing felt usage:

1. Flat roof or slope roof ,all kinds of tile and other roofing waterproof layer
2. It can be used as protective layer for SBS roof waterproofing layer .
3.Can be used as packaging materials which has waterproof function
4.This product is widely used in waterproof engineering and moisture-proof works, can also be used for coating, extruded insulation board protection layer