| 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® LB Polyester Film, 48 Gauge (12 µm).pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.40 g/cc | 0.0506 lb/in³ | Average value for Mylar® films. |
| Moisture Vapor Transmission | 0.500 cc-mm/m²-24hr-atm | 1.27 cc-mil/100 in²-24hr-atm | ASTM E96 Procedure E |
| Water Vapor Transmission | 43.0 g/m²/day | 2.77 g/100 in²/day | ASTM E96 Procedure E |
| Oxygen Transmission | 1.70 cc-mm/m²-24hr-atm | 4.32 cc-mil/100 in²-24hr-atm | or 140 cc/m²-24hr-atm for the film. ASTM D3985 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Film Elongation at Break, MD | 110 % | 110 % | ASTM D882 |
| Film Elongation at Break, TD | 80 % | 80 % | ASTM D882 |
| Modulus of Elasticity | 3.79 GPa | 550 ksi | (stiffness), ASTM D882 |
| Tear Strength Test | 300 | 300 | Graves, g; ASTM D1004 |
| Film Tensile Strength at Break, MD | 186 MPa | 27000 psi | ASTM D882 |
| Film Tensile Strength at Break, TD | 234 MPa | 33900 psi | ASTM D882 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Maximum Service Temperature, Air | 121 °C | 250 °F | May be used to contain foods during baking above this temperature. |
| Shrinkage, MD | 2.2 % @Temperature 150 °C, Time 1800 sec |
2.2 % @Temperature 302 °F, Time 0.500 hour |
Film shrinkage in oven. |
| Shrinkage, TD | 1.3 % @Temperature 150 °C, Time 1800 sec |
1.3 % @Temperature 302 °F, Time 0.500 hour |
Film shrinkage in oven. |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Haze | 4.5 % | 4.5 % | ASTM D1003 |
| Gloss | 200 % | 200 % | 20°; ASTM D2457 |
| Transmission, Visible | 76 % | 76 % | % Clarity; ASTM D1746 |