VICTREX? PEEK POLYMER 450GL20
High performance thermoplastic material, 20% glass fibre reinforced PolyEtherEtherKetone (PEEK), semi crystalline, granules for injection moulding and extrusion, standard flow, colour natural/beige.
Applications for higher strength in a static system. Low coefficient of thermal expansion. Chemically resistant to aggressive environments, suitable for sterilization for medical and food contact applications.
Material Properties |
Physical | Nominal Value | Unit | Test Method |
Density (Crystalline) | 1.43 | g/cm3 | ISO 1183 |
Spiral Flow 1 | 10.0 | cm | Internal Method |
Molding Shrinkage 2 |
|
| ISO 294-4 |
Across Flow | 0.90 | % |
|
Flow | 0.30 | % |
|
Water Absorption (Saturation, 23°C) | 0.40 | % | ISO 62 |
Water Absorption Saturation (100°C) | 0.45 | % | ISO 62 |
Mechanical | Nominal Value | Unit | Test Method |
Tensile Modulus (23°C) | 8800 | MPa | ISO 527-1 |
Tensile Stress (Break, 23°C) | 155 | MPa | ISO 527-2 |
Tensile Strain (Break, 23°C) | 3.0 | % | ISO 527-2 |
Flexural Modulus (23°C) | 8300 | MPa | ISO 178 |
Flexural Stress (23°C) | 250 | MPa | ISO 178 |
Impact | Nominal Value | Unit | Test Method |
Notched Izod Impact Strength (23°C) | 8.0 | kJ/m2 | ISO 180/A |
Unnotched Izod Impact Strength (23°C) | 65.0 | kJ/m2 | ISO 180 |
Hardness | Nominal Value | Unit | Test Method |
Shore Hardness (Shore D, 23°C) | 85.5 |
| ISO 868 |
Thermal | Nominal Value | Unit | Test Method |
Deflection Temperature Under Load (1.8 MPa, Unannealed) | 315 | °C | ISO 75-2/Af |
Glass Transition Temperature |
|
| ISO 11357-2 |
Onset | 143 | °C |
|
Midpoint | 150 | °C |
|
Melting Temperature | 343 | °C | ISO 11357-3 |
CLTE - Flow |
|
| ISO 11359-2 |
< 143°C | 20 | ppm/K |
|
> 143°C | 22 | ppm/K |
|
CLTE - Average |
|
| ISO 11359-2 |
< 143°C | 45 | ppm/K |
|
> 143°C | 120 | ppm/K |
|
Thermal Conductivity |
|
| ISO 22007-4 |
23°C 3 | 0.30 | W/m/K |
|
23°C 4 | 0.35 | W/m/K |
|
Electrical | Nominal Value | Unit | Test Method |
Volume Resistivity (23°C) | 1.0E+16 | ohms·cm | IEC 60093 |
Dielectric Strength (2.00 mm) | 24.0 | kV/mm | IEC 60243-1 |
Dielectric Constant (23°C, 1 kHz) | 3.10 |
| IEC 60250 |
Dissipation Factor (23°C, 1 MHz) | 5.0E-3 |
| IEC 60250 |
Comparative Tracking Index | 150 | V | IEC 60112 |
Fill Analysis | Nominal Value | Unit | Test Method |
Melt Viscosity (400°C) | 475 | Pa·s | ISO 11443 |
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