| About |
|---|
| Product Details: Ultra High Performance Thermoplastic polymer, 20% PTFE blended in Polyether Ketone, semi-crystalline granules suitable for injection molding, easy flow, light Beige in color. Application Areas: Suitable for high temperature applications, where higher strength & less coefficient of Friction in load-bearing applications. e.g. Valve Seats & Mechanical Seals is required. Chemically resistant to aggressive environments, suitable for valve sheet application in ball valves.&& |
| Product Description | |
|---|---|
| Generic | PEK |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good liquidity,High Heat Resistance,Hypocrystalline,Solvent resistance,V-0 |
| Availabilitys | Africa & Middle East ,North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.40 | g/cm³ | |
| Shrinkage rate | |||
| TD | 1.9 | % | |
| MD | 1.4 | % | |
| Water absorption rate | |||
| 23℃，24hr | 0.040 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 81 | ASTM D2240 | |
| Tensile modulus | |||
| 23℃ | 3600 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, 23 ℃ | 85.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 2.0 | % | ASTM D638 |
| Bending modulus | |||
| 23℃ | 4100 | MPa | ASTM D790 |
| bending strength | |||
| 23℃ | 164 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | No Break | ASTM D256 | |
| 23℃ | 45 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 167 | ℃ | ASTM D648 |
| Continuous use temperature | 280 | ℃ | UL 746B |
| Glass transition temperature | 152 | ℃ | ASTM D3418 |
| Melting temperature | 372 | ℃ | ASTM D3418 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.80 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 150 | °C | |
| Drying time | 4.0 to 6.0 | hr | |
| Hopper temperature | 60 to 80 | °C | |
| Nozzle temperature | 420 | °C | |
| Processing (melt) temperature | 390 to 420 | °C | |
| Mold temperature | 200 to 220 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 410°C nozzle, 220°C Mold |
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