Construction Sbs&app Asphalt Water Resistant Materials

This product is made in the following way: base materials are firstly dipped into asphalt or thermoplastic elastomer(e.g. SBS), thermoplastics and modified asphalt; then both surfaces are coated with elastomer or plastic asphalt; fine sands and mineral grains(pieces) or polyethylene membranes are spread or covered on its upper surface; fine sands or polyethylene membranes are spread or covered on its lower surface.
It has a good waterproof performance and aging-resistant capacity. It is easy to use in construction, with no polluton to enviroment but a long service life.