| About |
|---|
| Made from HALAR® ethylene-chlorotrifluoroethylene resin, these products are virtually unaffected by most common corrosive chemicals. ECTFE products have excellent chemical and mechanical properties, impact strength, and a broad service use temperature. This polymer offers extremely low permeability to liquids, gases, and vapors. Applications Include: Semiconductor process equipment Chemical storage, fluid handling Fire safe componentry Advantages of ECTFE: High purity Flame resistant Impact resistant Excellent weatherability Low permeability UL V-0, FM 4910&& |
| Product Description | |
|---|---|
| Supplier | Westlake Plastics |
| Generic | ECTFE |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,High purity,High impact resistance,Low odor,Flame Characteristics,Low liquid permeability,Solvent resistance,V-0 |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.68 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 24hr | < 0.10 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 无断裂 | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed | 90.0 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 62.8 | ℃ | ASTM D648 |
| Continuous use temperature | 149 | ℃ | |
| Melting temperature | 240 | ℃ | ASTM D4591 |
| Linear coefficient of thermal expansion | |||
| MD | 1.0E-4 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | |||
| 0.0254 mm | 79 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 kHz | 2.50 | ASTM D150 | |
| Dissipation factor | |||
| 1 kHz | 1.6E-3 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | V-0 | UL 94 | |
| Extreme oxygen index | 56 | % | ASTM D2863 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 75 | ASTM D2240 | |
| Tensile modulus | 1650 | MPa | ASTM D638 |
| tensile strength | ASTM D638 | ||
| yield | 29.6 | MPa | ASTM D638 |
| fracture | 53.8 | MPa | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| yield | 5.0 | % | ASTM D638 |
| fracture | 250 | % | ASTM D638 |
| Bending modulus | 1690 | MPa | ASTM D790 |
| bending strength | 46.9 | MPa | ASTM D790 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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