PEEK — Polyether Ether Ketone
PEEK is a high-performance plastic with extremely high temperature, chemical, wear and hydrolysis resistance.
What is PEEK?
PEEK is a high-performance plastic with extremely high temperature, chemical, wear and hydrolysis resistance.
Typical properties
| Density | ~1.30–1.32 g/cm³ |
| Tensile strength | ~90–110 MPa |
| Melting point | ~343 °C |
| Continuous-use temperature | very high |
Typical applications
Plain bearingsSealsValvesMedical partsAerospace componentsOil and gas parts
Industries
AerospaceMedical technologyOil & gasSemiconductorsMechanical engineeringAutomotive
Processing
Injection moulding, extrusion and machining. Requires high processing temperatures and suitable machines.
How NSB supplies PEEK
NSB Polymers trades PEEK in Prime, Near-Prime, Wide-Spec, Off-Grade and Stocklot qualities — sourced from 50+ producers and 200+ trading partners worldwide. Available lots change weekly.
Related materials
Typical guide values only. Actual density, tensile strength, MFI, heat deflection and processing behaviour vary by producer, additive package, reinforcement content, moisture, colour, recycled content and quality level (Prime, Near-Prime, Wide-Spec, Off-Grade, Stocklot). These values are not a specification and no guarantee of suitability for a specific application — binding are only written offers and agreed specifications. See our Note on product information.
Request PEEK
Pre-filled with your material — please add quantity and shipping address.