self-adhesive bitumen waterproof membrane

Self-adhesiveBituminous Waterproof Felt This waterproof felt is composed of Polyethylene-Aluminum Composite film, self-adhesive compound and isolated film. It can be applied on the roofing, basement, outside wall for waterproofing purpose. Advantages: 1.Good Bonding Strength 2.Safe and Environment friendly There is no use of primer, solvent and torch so it is environment friendly. 3.Easy to handle It can be applied on the wet or uneven substrate and adapt to the wretched construction environment. 4.Self-healing property The property of rubber and bitumen can self-cure small puncture. 5.Convenient in maintenance If there is damage on the surface of membrane, it is easy to find it out and repair. Technology Property: This product abides by the Chinese National Standard GB23441-2009No.ItemIndexIII1Tensile PropertyTensile Strength (N/50mm)150200Elongation at break %30Elongation at bitumen break %150Appearance when stretchingNo detachment between bitumen and film before film break2Tear Strength (Nail shank) N30403Heat resistanceThe slipping no more than 2.0mm at 70 Celsius4Flexibility at low temperature-20 Celsius-30 CelsiusNo crack5Water tightness0.2 Mpa 120min Watertight6Peeling strength (N/mm)membrane with membrane1.0membrane with aluminum plate1.57Impermeability (Nail shank)Pass8Oil penetration / pieceless than 29Holding power / min2010Thermal AgeingRetained Values of Tensile Strength %80Elongation at break %30Flexibility at low temperature-18 Celsius-28 CelsiusNo crackPeel strength Membrane with Aluminum Plate (N/mm)1.511Thermal StabilityAppearanceNo slipping, flowing,Dimensional Variation %2