Product Introduction PET spunbond substrate fabric compared with short fiber polyester tire has high tensile strength, elongation, stability, aging resistance, long service life, good wettability and other characteristics, as the internationally recognized high-performance SBS, APP and other modified asphalt waterproof roll tire. Application Area Modified asphalt waterproof coil is widely used in waterproof concrete building, such as building roof, underground structure, high-speed railway, tunnel, highway and railway bridge waterproof field.