| About |
|---|
| Kocetal CF302 is carbon fiber reinforced grade for high stiffness and electrical conductivity.&& |
| Product Description | |
|---|---|
| Supplier | Kolon |
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Conductive,HB |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.43 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 4.5 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.90 | % | ASTM D955 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 60% RH | 0.22 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 3.0 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 160 | ℃ | ASTM D648-A |
| 0.45 MPa, unannealed | 164 | ℃ | ASTM D648-A |
| Melting temperature | 166 | ℃ | ASTM D1525 |
| Linear coefficient of thermal expansion | |||
| MD | 6.0E-5 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+3 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+2 | ohms·cm | ASTM D257 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| 23℃ | 105 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 2.5 | % | ASTM D638 |
| Bending modulus | |||
| 23℃ | 9780 | MPa | ASTM D790 |
| bending strength | |||
| 23℃ | 155 | MPa | ASTM D790 |
| Rockwell hardness | |||
| M-level | 87 | ASTM D785 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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