| About |
|---|
| HCB9240 is a high flow and high heat resistance PC/PBT alloy resin, offering high impact and excellent chemical resistance.HCB9240 is recommended for auto outside laggage carrier,handle, ectron & electric parts etc.&& |
| Product Description | |
|---|---|
| Supplier | KumhoSunny |
| Generic | PC+PBT |
| Material Status | Commercial: Active |
| Features | High impact resistance,High liquidity,Heat Resistance, Good,Solvent resistance |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.24 | g/cm³ | ASTM D792 , ISO 1183 |
| Melt Flow Rate | |||
| 250℃，5.0kg | 20 | g/10min | ASTM D1238，ISO 1133 |
| Shrinkage rate | |||
| MD | 1.2 to 1.5 | % | ASTM D955 |
| — | 1.2 to 1.5 | % | ISO 294-4 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 46.0 | MPa | ASTM D638 , ISO 527-2/50 |
| Tensile strain | |||
| fracture | 130 | % | ASTM D638 |
| Bending modulus | |||
| — | 1800 | MPa | ASTM D790 |
| — | 1800 | MPa | ISO 178 |
| bending strength | |||
| — | 75.0 | MPa | ASTM D790 |
| — | 75.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179 | ||
| -30℃ | 15 | kJ/m² | ISO 179 |
| 23℃ | 45 | kJ/m² | ISO 179 |
| Impact strength of cantilever beam notch | |||
| 3.2mm | 800 | J/m | ASTM D256 |
| 23℃ | 40 | kJ/m² | ISO 180 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 86.0 | ℃ | ASTM D648，ISO 75-2/A |
| Vicat Softening Temp | |||
| B50 | 98.0 | ℃ | ISO 306 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+15 | ohms·cm | IEC 60093 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 100 to 110 | °C | |
| Drying time | 4.0 to 6.0 | hr | |
| Recommended maximum moisture content | < 0.020 | % | |
| Barrel rear temperature | 230 to 260 | °C | |
| Barrel middle temperature | 240 to 270 | °C | |
| Barrel front temperature | 240 to 270 | °C | |
| Nozzle temperature | 245 to 265 | °C | |
| Processing (melt) temperature | 240 to 270 | °C | |
| Mold temperature | 50 to 80 | °C | |
| Back pressure | 0.300 to 1.00 | MPa | |
| Screw speed | 30 to 70 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.079 in/min |
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