Category | Polymer , Film , Thermoplastic , Polyester, TP , Polyester Film |
Manufacturer | DuPont Teijin Films (DTF) |
Trade Name | Mylar® |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | DuPont Teijin Films Mylar® CL Polyester Film, 50 Gauge.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.39 g/cc | 0.0502 lb/in³ | Typical Mylar®; ASTM D1505 |
Water Vapor Transmission | 9.31 g/m²/day @Temperature 38.0 °C |
0.600 g/100 in²/day @Temperature 100 °F |
90% RH; ASTM F1249 |
Coating Weight | 18.7 g/m² | 11.7 lb/ream | 0.5 m<sup>2</sup>; E252 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Film Elongation at Break, MD | 100 % | 100 % | ASTM D882A |
Film Elongation at Break, TD | 70 % | 70 % | ASTM D882A |
Tensile Modulus | 3.45 GPa | 500 ksi | ASTM D822 |
Film Tensile Strength at Break, MD | 186 MPa | 27000 psi | ASTM D882A |
Film Tensile Strength at Break, TD | 228 MPa | 33000 psi | ASTM D882A |
Heat Seal Strength | 150 g/25 mm @Time 0.500 sec, Pressure 0.138 MPa |
0.331 lb/in @Time 0.000139 hour, Pressure 20.0 psi |
250°F |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
Specific Heat Capacity | 1.17 J/g-°C | 0.280 BTU/lb-°F | Typical Mylar® |
Melting Point | 254 °C | 489 °F | Typical Mylar® via DSC |
Maximum Service Temperature, Air | 121 °C | 250 °F | |
Maximum Service Temperature, Inert | -40.0 °C | -40.0 °F | |
Shrinkage, MD | 1.5 % @Temperature 150 °C, Time 1800 sec |
1.5 % @Temperature 302 °F, Time 0.500 hour |
Unrestrained |
Shrinkage, TD | 2.0 % @Temperature 150 °C, Time 1800 sec |
2.0 % @Temperature 302 °F, Time 0.500 hour |
Unrestrained |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Refractive Index | 1.64 - 1.67 | 1.64 - 1.67 | typical of Mylar® |
Haze | 7.0 % | 7.0 % | ASTM D1003 |
Descriptive Properties | Value | Comments |
---|---|---|
Gas Permeability (Base film) | .6 cc/100 in2 | O2, 24 hr; ASTM D3985 (77°F/75% RH/1 ATM) |
Yield (nominal) | 36900 in2/lb |