| About |
|---|
| Product Description | |
|---|---|
| Generic | Polycarbonate |
| Material Status | Commercial: Negative |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.25 | g/cm³ | ASTM D792 |
| Melt index | |||
| 300℃，1.2kg | 25 | g/10min | ISO 1133 |
| Forming shrinkage rate | 0.3 – 0.6 | % | ISO 294-4 |
| Water absorption rate | 0.30 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| 50 mm/min | 66 | MPa | ISO 527-2 |
| elongation at break | |||
| 50 mm/min | 10 | % | ISO 527-2 |
| Tensile modulus | |||
| 5 mm/min | 2500 | MPa | ISO 527-2 |
| bending strength | |||
| 2 mm/min | 100 | MPa | ISO 178 |
| Bending modulus | |||
| 2 mm/min | 2700 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 85 | KJ/m² | ASTM D256 |
| Notched impact strength of cantilever beam | NB | KJ/m² | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa | 114 | ℃ | ISO 75-2 |
| Vicat Softening Temp | 130 | ℃ | ISO 306 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 1 Hz | 4.95 | ASTM D150-11 | |
| 100 Hz | 4.37 | ASTM D150-11 | |
| 5GHz | 2.75 | ICP-TM-650.2.5.5.5 | |
| Dissipation factor | |||
| 1 Hz | 12.3E-3 | ASTM D150-11 | |
| 100 Hz | 3.0E-3 | ASTM D150-11 | |
| 5GHz | 5.9E-2 | ICP-TM-650.2.5.5.5 | |
| Volume resistivity | 1.0E+16 | ohm·cm | IEC 60093 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 90 – 100 | ℃ | |
| Drying time | 4 – 6 | hrs | |
| Maximum moisture content | 0.05 | % | |
| Melting temperature | 285 – 300 | ℃ | |
| Hopper temperature | 50 – 80 | ℃ | |
| A period of temperature | 275 – 280 | ℃ | |
| Second stage temperature | 280 – 285 | ℃ | |
| Three stage temperature | 285 – 290 | ℃ | |
| Nozzle temperature | 290 – 295 | ℃ | |
| Mold temperature | 60 – 80 | ℃ | |
| Back pressure | 0.1 – 0.5 | MPa | |
| Notes |
|---|
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