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Specification: bitumen waterproof membrane is in polymer modified bitumen for coating,Website:http://www.long-wee.com,long fiber polyester fiber felt for tire body,metal foil,fine for finish,polyethylene film for isolation layer of a kind of soft waterproof material.Mainly used for high speed railway bridge deck waterproof,this product has good performance, and waterproof construction simple characteristics.Feature (1)Excellent mechanical properties: high bonding strength and tensile strength, excellent elastic and extension performance, strong adaptability to interface deformation and crackin