| About |
|---|
| PermaFlex® 45 is a Thermoplastic Elastomer (TPE) product. It can be processed by injection molding and is available in North America. Characteristics include: Flame Rated Chemical Resistant Good Tear Strength Hydrolytically Stable Wear Resistant&& |
| Product Description | |
|---|---|
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Hydrolysis stability,Good tear strength,Good wear resistance,Good compressive strength,Solvent resistance,HB |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.24 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 240℃，2.16kg | 75 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.50 to 0.60 | % | ASTM D955 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -40℃ | 无断裂 | ASTM D256 | |
| 23℃ | 无断裂 | ASTM D256 | |
| Dart impact equipped with measuring instruments | 36.2 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 193 | ℃ | ASTM D1525 3 |
| Melting temperature | 204 | ℃ |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 50 | ASTM D2240 | |
| tensile strength | ASTM D638 | ||
| Fracture, -40 ℃ | 48.3 | MPa | ASTM D638 |
| Fracture, 23 ℃ | 48.3 | MPa | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| Fracture, -40 ℃ | 900 | % | ASTM D638 |
| Fracture, 23 ℃ | 900 | % | ASTM D638 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 77 to 82 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 177 to 182 | °C | |
| Barrel middle temperature | 188 to 193 | °C | |
| Barrel front temperature | 193 to 199 | °C | |
| Nozzle temperature | 202 to 210 | °C | |
| Processing (melt) temperature | 193 to 216 | °C | |
| Mold temperature | 21 to 32 | °C | |
| Injection pressure | 110 to 138 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Type I |
| 3. Rate A (50°C/h) |
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