Technical Data Sheet: Engineering Plastic Type “DK”®
General Notes:
- PEEK Polyetheretherketone
- Hard, Rigid, High Tensile and Flexural Strength
- Very High Wear Resistance
- High Heat Capability (260-300°C)
- Good Dimension Stability, Low Thermal Linear Expansion Coefficient
- UL94V-0 Self-Extinguishing, without Halogens or Phosphorous
- Excellent Resistance to Chemicals and Aggressive Agents
- Excellent Resistance to Thermal Aging
- Low Moisture Absorption
- ESD Safe Static Dissipative Material
- Typical Applications Include:
- Handling of EOS/ESD Sensitive Components
- Handling of Components During Thermal, Chemical and Soldering Processes
| Mechanical Properties | ||
|---|---|---|
| Flexural Modulus +23°C: | 12000 MPa | ISO 178 ASTM D 790 |
| Flexural Strength +23°C: | 220 MPa | ISO 178 ASTM D 790 |
| Tensile Strength +23°C: | 150 MPa | ISO 572 ASTM D 638 |
| Izod – Impact Strength (Notched) +23°C: | 30 J/m | ISO 180/4A ASTM D 256 |
| Thermal Properties | ||
|---|---|---|
| Temp. of Defl. Under Load (1.80 MPa): | 310°C | ISO 75 ASTM D648 |
| Continuous Use Temperature: | 260°C | 20’000 h |
| Short Time Temperature: | 300°C | |
| Electrical Properties | ||
|---|---|---|
| Surface Resistivity: | Low Resistance Limit: 106 Ohm/high resistance limit: 108 Ohm at 50 and 100VLow Resistance Limit: 107 Ohm/high resistance limit: 109 Ohm at 10V | |
| Decay Time: | <0.5 sec. | 1000-10 V |
| Other Properties | ||
|---|---|---|
| Density | 1.34 g/ccm | ISO 1183 |
| Water Absorption in Water 23°C: | 0.6% | ISO 62 |