| Category | Polymer , Film , Thermoplastic , Polyester, TP , Polyester Film | 
| Manufacturer | DuPont Teijin Films (DTF) | 
| Trade Name | Mylar® | 
| Port | Shanghai port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | DuPont Teijin Films Mylar® E Polyester Film, 142 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 | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Film Elongation at Break, MD | >= 75 % | >= 75 % | ASTM D882A | 
| Film Elongation at Break, TD | >= 55 % | >= 55 % | ASTM D882A | 
| Film Tensile Strength at Break, MD | 172 MPa | 25000 psi | ASTM D882A | 
| Film Tensile Strength at Break, TD | 186 MPa | 27000 psi | ASTM D882A | 
| 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 | |
| Shrinkage, MD | 1.9 % @Temperature 150 °C, Time 1800 sec | 1.9 % @Temperature 302 °F, Time 0.500 hour | Unrestrained | 
| Shrinkage, TD | 1.4 % @Temperature 150 °C, Time 1800 sec | 1.4 % @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 | 3.0 % | 3.0 % | ASTM D1003 | 
| Descriptive Properties | Value | Comments | 
|---|---|---|
| Wyco Ra | 11 nm | M930.8500 | 
| Yield (nominal) | 13900 in2/lb |