| About |
|---|
| Westlake EF446 resin is a 6.0% EVA copolymer designed for general purpose packaging film. This Kosher compliant resin has excellent clarity, toughness, heat sealing characteristics, low temperature brittleness properties, and machinability. Application/Uses: High Clarity Packaging Foam Applications&& |
| Product Description | |
|---|---|
| Supplier | Westlake Chemical |
| Generic | EVA |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good Clarity,Good flexibility,Good heat sealing,Antifreeze,Kosher certification,Copolymer |
| Availabilitys | North America,Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.925 | g/cm³ | ASTM D1505 |
| Melt Flow Rate | 2.0 | g/10min | ASTM D1238 |
| Vinyl acetate content | 6.0 | wt% | |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| film thickness | |||
| test | 32 | µm | |
| Secant modulus | |||
| 1% 正割，TD，32 µm，吹塑薄膜 | 127 | MPa | ASTM D882 |
| 1% secant, MD, 32 µ m, blow molded film | 109 | MPa | ASTM D882 |
| tensile strength | |||
| TD, fracture, 32 µ m, blow molded film | 26.0 | MPa | ASTM D882 |
| MD, fracture, 32 µ m, blow molded film | 30.0 | MPa | ASTM D882 |
| Tensile strain | |||
| TD, fracture, 32 µ m, blow molded film | 770 | % | ASTM D882 |
| MD, fracture, 32 µ m, blow molded film | 440 | % | ASTM D882 |
| Drop hammer impact | |||
| 32 µ m, blow molded film | 180 | g | ASTM D1709-A |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| gloss | |||
| 45 °, 31.8 µ m, blow molded film | 73 | ASTM D2457 | |
| Haze | |||
| 31.8 µ m, blow molded film | 4.3 | % | ASTM D1003 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 182 to 199 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Test run at 23°C (73°F) and 50% relative humidity |
| 3. Base Polymer |
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