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Dow Saran® 540 Vapor Retarder Film

Category Polymer , Film , Thermoplastic , PVDC
Manufacturer Dow Chemical
Trade Name Saran®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Saran® 540 Vapor Retarder Film.pdf
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Material Notes:
Saran™ Vapor Retarder Film is a biaxially oriented barrier film designed as a water vapor retarder for insulation applications. It is available in 400 gauge. Roll size: 35.5" x 375 long.Information provided by Dow
Physical Properties Metric English Comments
Permeability 0.020
0.020
[g / hr / ft2 / in. Hg] at 73°F and 50% RH; ASTM E96-93
Thickness 102 microns
4.00 mil
ASTM D374
Mechanical Properties Metric English Comments
Film Elongation at Break, MD 140 %
140 %
ASTM D882
Film Elongation at Break, TD 88 %
88 %
ASTM D882
Secant Modulus, MD 0.5557 GPa
80.60 ksi
2% Secant; ASTM D882
Secant Modulus, TD 0.3785 GPa
54.90 ksi
2% Secant; ASTM D882
Impact 236
236
Puncture Resistance, Beach units; ASTM D781
244
244
Puncture Resistance, Beach units; TAPPI T803
Film Tensile Strength at Break, MD 74.5 MPa
10800 psi
ASTM D882
Film Tensile Strength at Break, TD 110 MPa
16000 psi
ASTM D882
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 121 °C
250 °F
Minimum Service Temperature, Air -40.0 °C
-40.0 °F
for maximum flexibility during installation, it is recommended that ambient temperature be above 24°F
Flammability Test 5.0
5.0
Flame Spread; ASTM E-84-95
Smoke Density 20 min
20 min
ASTM E-84-95
Shrinkage, MD 10 %
10 %
Unrestrained, 100°C Air
Shrinkage, TD 4.0 %
4.0 %
Unrestrained, 100°C Air
Descriptive Properties Value Comments
Mullen Burst psi 139
ASTM D774
Yield in2/lb 28.3
Calculated
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