| About |
|---|
| Mylar Type A films have balanced tensile properties and excellent resistance to moisture and most chemicals. They can withstand temperature extremes from -94 to 302°F. Mylar does not become brittle with age under normal conditions, because it contains no plasticizers.&& |
| Product Description | |
|---|---|
| Supplier | DuPont |
| Generic | PET |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good flexibility,Good bond,Moisture resistance,Low smoothness,Solvent resistance,Heat Stabilized,VTM-2 |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.39 | g/cm³ | ASTM D1505 |
| Shrinkage rate | ASTM D955 | ||
| MD：0.0230 mm | 1.9 | % | ASTM D955 |
| TD：0.0230 mm | 1.1 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Poisson’s ratio | 0.38 | ASTM E132 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| film thickness | |||
| test | 23 | µm | |
| Secant modulus | ASTM D882 | ||
| 1% secant, MD | 4900 | MPa | ASTM D882 |
| 1% secant, TD | 5100 | MPa | ASTM D882 |
| tensile strength | ASTM D882 | ||
| MD, fracture | 193 | MPa | ASTM D882 |
| TD, fracture | 234 | MPa | ASTM D882 |
| Tensile strain | ASTM D882 | ||
| MD, fracture | 110 | % | ASTM D882 |
| TD, fracture | 90 | % | ASTM D882 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Melting temperature | 254 | ℃ | |
| Linear coefficient of thermal expansion | |||
| MD | 1.7E-5 | 1/℃ | ASTM D696 |
| specific heat | 1170 | J/kg/℃ | ASTM C351 |
| Thermal conductivity coefficient | 0.15 | W/m/K | ASTM C177 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+16 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+18 | ohms·cm | ASTM D257 |
| Dielectric strength | 280 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 kHz | 3.20 | ASTM D150 | |
| Dissipation factor | |||
| 1 kHz | 5.0E-3 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | VTM-2 | UL 94 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Haze | 16 | % | ASTM D1003 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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