| About |
|---|
| Hanwha Wire and Cable Compound CTBA-8730BK is a semiconductive compound for conductor and bonded insulation shielding of medium voltage (33kV) power cables. CTBA-8730BK has an excellent scorch stability and good surface smoothness, so it is used for the triple coextrusion head.&& |
| Product Description | |
|---|---|
| Supplier | HANWHA |
| Generic | 聚烯烃，共挤薄膜用聚烯烃 |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good surface appearance,Conductive,Good Electrical Properties,Crosslinked,High Heat Resistance |
| Availabilitys | Asia Pacific,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.14 | g/cm³ | ASTM D1505 |
| The degree of cross combination | 75 | % | ASTM D2765A |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Oven Aging | |||
| 136℃ | 7.0 | day | |
| Tensile strength retention rate | |||
| 7 days，136℃ | > 90 | % | ASTM D638 |
| Elongation retention rate | |||
| 7 days，136℃ | > 85 | % | ASTM D638 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | < -40.0 | ℃ | ASTM D746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | ASTM D257 | ||
| 23℃ | < 2.0E+2 | ohms·cm | ASTM D257 |
| 90 ℃ | < 5.0E+2 | ohms·cm | ASTM D257 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 58 | ASTM D2240 | |
| tensile strength | 18.6 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 200 | % | ASTM D638 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 100 to 120 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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