Asphalt Felt Modified Bitumen Asphalt Shingles Underlayment Asphalt Roof
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 paper, 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 the talcum powder or debris mica, and so on.
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
||300 N/5 cm
||250 N/5 cm
|Resistance to tearing (nail shank)
||-40° +80° C
|Reel surface area
a) Conforms to the national standards
b) SBS modified bitumen waterproof membrane is specially used as waterproof material in cold area
c) APP is specially suitable for areas of high temperature and of strong sun-shine