Victrex · PEEK
VICTREX PEEK 450G
PEEK
High performance thermoplastic material, unreinforced PolyEtherEtherKetone (PEEK), semi crystalline, granules for injection moulding and extrusion, standard flow, colour natural/beige.
Manufacturer
Victrex
Base polymer
PEEK
Status
active
Technical properties
| Density (Crystalline) | 1.30 g/cm³ |
| Spiral Flow | 11.0 cm |
| Molding Shrinkage Across Flow | 1.3 % |
| Molding Shrinkage Flow | 0.90 % |
| Water Absorption (Saturation, 23°C) | 0.45 % |
| Water Absorption Saturation (100°C) | 0.55 % |
| Tensile Modulus (23°C) | 4000 MPa |
| Tensile Stress (Yield, 23°C) | 98.0 MPa |
| Tensile Strain (Break, 23°C) | 25 % |
| Flexural Modulus (23°C) | 3800 MPa |
| Flexural Stress (3.5% Strain, 23°C) | 125 MPa |
| Flexural Stress (23°C) | 165 MPa |
| Flexural Stress (125°C) | 85.0 MPa |
| Flexural Stress (175°C) | 19.0 MPa |
| Flexural Stress (275°C) | 12.5 MPa |
| Compressive Stress (23°C) | 125 MPa |
| Compressive Stress (120°C) | 70.0 MPa |
| Charpy Notched Impact Strength (23°C) | 7.0 kJ/m² |
| Charpy Unnotched Impact Strength (23°C) | No Break kJ/m² |
| Notched Izod Impact Strength (23°C) | 6.0 kJ/m² |
| Unnotched Izod Impact Strength (23°C) | No Break kJ/m² |
| Shore Hardness (Shore D, 23°C) | 84.5 |
| Deflection Temperature Under Load (1.8 MPa, Unannealed) | 152 °C |
| Glass Transition Temperature (Onset) | 143 °C |
| Glass Transition Temperature (Midpoint) | 150 °C |
| Melting Temperature | 343 °C |
| CLTE - Flow (< 143°C) | 45 ppm/K |
| CLTE - Flow (> 143°C) | 120 ppm/K |
| CLTE - Average (< 143°C) | 55 ppm/K |
| CLTE - Average (> 143°C) | 140 ppm/K |
| Thermal Conductivity (23°C) (Average) | 0.29 W/m/K |
| Thermal Conductivity (23°C) (Along flow) | 0.32 W/m/K |
| RTI Elec | 260 °C |
| RTI Imp | 180 °C |
| RTI Str | 240 °C |
| Volume Resistivity (23°C) | 1.0E+16 ohms cm |
| Volume Resistivity (125°C) | 1.0E+15 ohms cm |
| Volume Resistivity (275°C) | 1.0E+9 ohms cm |
| Dielectric Strength (0.0500 mm) | 200.0 kV/mm |
| Dielectric Strength (2.00 mm) | 23.0 kV/mm |
| Dielectric Constant (23°C, 50 Hz) | 3.00 |
| Dielectric Constant (23°C, 1 kHz) | 3.10 |
| Dielectric Constant (200°C, 50 Hz) | 4.50 |
| Comparative Tracking Index | 150 V |
| Glow Wire Flammability Index (2.0 mm) | 960 °C |
| Melt Viscosity (400°C) | 350 Pa-s |
| Drying Temperature | 120 to 150 °C |
| Drying Time | 3.0 to 5.0 hr |
| Suggested Max Moisture | 0.020 % |
| Hopper Temperature | < 100 °C |
| Rear Temperature | 355 °C |
| Middle Temperature | 360 to 365 °C |
| Front Temperature | 370 °C |
| Nozzle Temperature | 375 °C |
| Mould Temperature | 170 to 200 °C |
Indicative values. Always consult the manufacturer's official datasheet before specification.
VICTREX PEEK 450G equivalents
No verified equivalents indexed yet.
Typical applications
higher strengthstiffnesshigh ductilitychemically resistant to aggressive environmentssteam sterilisation
Base polymer
PEEK
See the full PEEK technical sheet
Manufacturer
Victrex
Browse all indexed grades