PVC waterproofing membrane

High Strength Hot-air welded seams for long-term performance Proven membrane performance Excellent resistance to plasticizer extraction and migration performance.

Parameters GB Test Method GB 12952-2011 Requirement Typical Physical Properties Sizes (mm) 1.20 1.50 1.80 2.00 Reinforcing Material -- -- -- -- -- -- Thickness Above Scrim (mm) -- 0.40 0.60 0.76 0.91 1.01 Overall Thickness (mm) GB/T328.5-2007 1.14 1.20 1.50 1.80 2.00 Elongation at Break, min.

GB/T328.9-2007 Machine Direction % 15 27.5 28.5 29 29.5 Cross Direction % 15 28.5 29.5 30 30.5 Seam Strength (N/mm) GB/T328.21 3.0 or membrane rupture Pass Pass Pass Pass Retention of Properties After Heat Aging GB/T18224 Tensile Strength, (min) % 85 Pass Pass Pass Pass Elongation, (min)% 85 Pass Pass Pass Pass Tearing Strength, min (N) GB/T328.19 250 308 313 315 318 Low Temperature Bend GB/T328.15 -20 °C no cracking Pass Pass Pass Pass Accelerated Weathering Test (Xenon arc light) GB/T18224 1,500 Hours 5,000 Hours 5,000 Hours 5,000 Hours 5,000 Hours Cracking (7x magnification) None None None None None Discoloration (by observation) Negligible Negligible Negligible Negligible Negligible Crazing(7x magnification) None None None None None Weight Change After Immersion in Water % 4.0% max.

2.2 2 1.8 1.8 Static Puncture Resistance GB/T328.25-2007 20kg no leaking Pass Pass Pass Pass Dynamic Puncture Resistance GB/T20624.2 0.5 kg•m no leaking Pass Pass Pass Pass