| About |
|---|
| Molding Grade PC/PBT&& |
| Product Description | |
|---|---|
| Supplier | EnCom |
| Generic | PC+PBT |
| Material Status | Commercial: Active |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.23 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 260℃，5.0kg | 25 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.60 to 1.1 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 58.6 | MPa | ASTM D638 |
| Bending modulus | 2280 | MPa | ASTM D790 |
| bending strength | 89.6 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 690 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 98.9 | ℃ | |
| 1.8 MPa, unannealed | 85.0 | ℃ |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 110 to 121 | °C | |
| Drying time | 2.0 to 6.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 243 to 271 | °C | |
| Barrel middle temperature | 249 to 277 | °C | |
| Barrel front temperature | 257 to 282 | °C | |
| Nozzle temperature | 254 to 274 | °C | |
| Processing (melt) temperature | 260 to 279 | °C | |
| Mold temperature | 66 to 93 | °C | |
| Back pressure | 0.345 to 0.689 | MPa | |
| Screw speed | 40 to 75 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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