| About |
|---|
| Elexar EL-8614 is a high performance thermoplastic elastomer designed for a variety of electrical applications requiring flexibility over a wide temperature range. Elexar EL-8614 is a high density, high hardness, halogenated, flame-retardant grade that is RoHS compliant. This grade is UL listed and is suitable for both injection molding and extrusion.&& |
| Product Description | |
|---|---|
| Supplier | Teknor Apex |
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Low liquidity,Good Hardness,Flame Characteristics,High density,Halogenated,HB,V-1 |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.16 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 230℃，2.16kg | 3.0 | g/10min | ASTM D1238 |
| Water absorption rate | |||
| Equilibrium, 80 ℃ | 3.3 | % | ASTM D570 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 15.5 | MPa | ASTM D412 |
| 300% strain | 8.46 | MPa | ASTM D412 |
| 100% strain | 6.84 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 570 | % | ASTM D412 |
| tear strength | 66.5 | kN/m | ASTM D624 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ASTM D2240 | ||
| Shore A, 5 seconds | 96 | ASTM D2240 | |
| Shaw’s D, 5 seconds | 54 | ASTM D2240 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Continuous use temperature | 125 | ℃ | UL 1581 |
| Embrittlement temperature | -49.0 | ℃ | ASTM D746 |
| Relative temperature index | |||
| Electrical performance | 90.0 | ℃ | UL 746 |
| Strength mechanical performance | 90.0 | ℃ | UL 746 |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| The rate of change in tensile strength in air | |||
| 136℃，168 hr | -14 | % | ASTM D573 |
| The rate of change in ultimate elongation in air | |||
| 136℃，168 hr | -20 | % | ASTM D573 |
| The rate of change in tensile strength | |||
| 60℃，168 hr，in ASTM #2 Oil | -18 | % | ASTM D471 |
| Change in Ultimate Elongation（60℃，168 hr，in ASTM #2 Oil） | -14 | % | ASTM D471 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 3.5E+16 | ohms | ASTM D257 |
| Volume resistivity | 2.2E+16 | ohms·cm | ASTM D257 |
| Dielectric constant | ASTM D150 | ||
| 25 ℃，60 Hz | 2.34 | ASTM D150 | |
| 25 ℃，1 kHz | 2.80 | ASTM D150 | |
| 25 ℃，1 MHz | 2.30 | ASTM D150 | |
| Dissipation factor | ASTM D150 | ||
| 25℃，60 Hz | 2.0E-3 | ASTM D150 | |
| 25℃，1 kHz | 2.0E-3 | ASTM D150 | |
| 25℃，1 MHz | 5.0E-3 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.50 mm, natural color | HB | UL 94 | |
| 3.00 mm, natural color | V-1 | UL 94 | |
| Extreme oxygen index | 25 | % | ASTM D2863 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Barrel rear temperature | 199 to 216 | °C | |
| Barrel middle temperature | 213 to 221 | °C | |
| Barrel front temperature | 221 to 227 | °C | |
| Nozzle temperature | 221 to 229 | °C | |
| Processing (melt) temperature | 221 to 229 | °C | |
| Mold temperature | 25 to 66 | °C | |
| Injection pressure | 1.38 to 6.89 | MPa | |
| Injection speed | Moderate-Fast | ||
| Back pressure | 0.172 to 0.345 | MPa | |
| Screw speed | 50 to 100 | rpm | |
| Cushion | 3.81 to 25.4 | mm | |
| Barrel 1 zone temperature | 193 to 210 | °C | |
| Barrel 2 zone temperature | 199 to 216 | °C | |
| Barrel 3 zone temperature | 213 to 221 | °C | |
| Barrel 5 zone temperature | 221 to 227 | °C | |
| Nozzle temperature | 221 to 229 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 168HR, mg/sq in |
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