| Category | Polymer , Film , Thermoplastic , Polyester, TP , PVDC , Polyvinyl Dichloride (PVDC) Coated 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® M34 Polyester Film, 75 Gauge (20 µm), PVDC Coated.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 | 0.180 cc-mm/m²-24hr-atm | 0.457 cc-mil/100 in²-24hr-atm | ASTM E96 Procedure E | 
| Water Vapor Transmission | 9.00 g/m²/day | 0.580 g/100 in²/day | ASTM E96 Procedure E | 
| Oxygen Transmission | 0.200 cc-mm/m²-24hr-atm | 0.508 cc-mil/100 in²-24hr-atm | or 9 cc/m²-24hr-atm for the film. ASTM D3985 | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Film Elongation at Break, MD | 130 % | 130 % | ASTM D882 | 
| Film Elongation at Break, TD | 70 % | 70 % | ASTM D882 | 
| Modulus of Elasticity | 3.45 GPa | 500 ksi | (stiffness), ASTM D882 | 
| Tear Strength Test | 400 | 400 | Graves, g; ASTM D1004 | 
| Seal Strength | 156 g/25 mm | 156 g/in | |
| Film Tensile Strength at Break, MD | 172 MPa | 24900 psi | ASTM D882 | 
| Film Tensile Strength at Break, TD | 228 MPa | 33100 psi | ASTM D882 | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| Maximum Service Temperature, Air | 121 °C | 250 °F | Not cleared by FDA for food temperatures above this temperature. | 
| Shrinkage | 2.0 % @Temperature 150 °C, Time 1800 sec | 2.0 % @Temperature 302 °F, Time 0.500 hour | Film shrinkage in oven. | 
| Optical Properties | Metric | English | Comments | 
|---|---|---|---|
| Haze | 8.0 % | 8.0 % | ASTM D1003 | 
| Gloss | 140 % | 140 % | 20°; ASTM D2457 | 
| Transmission, Visible | 90 % | 90 % | transparent; thickness not quantified |