| About |
|---|
| AKROTEK® PK-VM black (4973) is an unreinforced Polyketon with high flowability. Mainly components in mechanical engineering and the automotive industry.&& |
| Product Description | |
|---|---|
| Generic | POK |
| Material Status | Commercial: Active |
| Features | High liquidity |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.24 | g/cm³ | |
| Melt Volume Rate | |||
| 240℃，2.16 kg | 60.0 | cm³/10min | |
| Spiral flow length | 155 | cm | |
| Shrinkage rate | |||
| TD | 1.8 | % | |
| MD | 1.8 | % | |
| Water absorption rate | |||
| 70℃，62% RH | 0.80 to 0.90 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 1500 | MPa | |
| tensile strength | |||
| yield | 60.0 | MPa | |
| Tensile strain | |||
| fracture | > 100 | % |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 10 | kJ/m² | |
| Charpy Unnotch Impact strength | |||
| 23℃ | 无断裂 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 100 | ℃ | |
| Melting temperature | 220 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+13 | ohms |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Mold Temperature: 176°F, Melt Temperature: 482°F, Injection Pressure: 1.09E+4 psi |
| 3. cross section of flow spiral: 7 mm x 3.5 mm |
| 4. 10°C/min |
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