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S-4 Material Properties for Reinforced Pool Membranes

Rev 1/071101
CONSTRUCTION:

# Description Specification Test method 1 Thickness nominal ± 5% for flat emboss
60 mil typical ASTM D1593-92 2Tensile Strength >= 300 psi ASTM D751 3 Elongation at Break MD >= 20% TD>= 20% ASTM D751 at fabric break 4 Tear MD >=25 lbTD >= 25 lb50 lb typical ASTM D751 Procedure B, 5 Resistance to Flex Failure at Low Temperature Pass at -20°C ASTM 2136 6 Dimensional Stability MD: =< 1.0%
TD: =< 0.3% ASTM 1204, 1 hour at 100°C 7 Water Absorption =< 0.70% weight change ASTM D570 24 hr at room temperature 8 Volatility 1.0% max 7 days at 70°C 9 Ply Adhesion >= 8 lb/inASTM D751
GENERAL: Construction uses a polyester scrim fabric with 9x9 count. MD refers to machine direction; TD refers to cross-machine direction
# Description Typical Value Test method 1 Puncture Strength 110 - 2 Weathering Infinity grade: 3500 hours
Regular: 1500 hours SAE 1885

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