| About |
|---|
| MVR (300 °C/1.2 kg) 16 cm³/10 min; medical devices; low viscosity; easy release; injection molding – melt temperature 280 – 320 °C&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Low Viscosity,Good stripping performance |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ISO 1183 |
| Apparent density | 0.66 | g/cm³ | ISO 60 |
| Melt Flow Rate | |||
| 300℃，1.20kg | 17 | g/10min | ISO 1133 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 16.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| TD | 0.60 to 0.80 | % | ISO 2577 |
| MD | 0.60 to 0.80 | % | ISO 2577 |
| TD：280℃，2.0 mm | 0.70 | % | ISO 294-4 |
| MD：280℃，2.0 mm | 0.70 | % | ISO 294-4 |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.30 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.12 | % | ISO 62 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | No Break | ISO 179/1eU | |
| 23℃ | No Break | ISO 179/1eU | |
| Impact strength of cantilever beam notch | ISO 7391 | ||
| -30 ℃, completely fractured | 12 | kJ/m² | ISO 7391 |
| 23 ℃, localized fracture | 65 | kJ/m² | ISO 7391 |
| Multi axial instrumented impact energy | ISO 6603-2 | ||
| -30℃ | 65.0 | J | ISO 6603-2 |
| 23℃ | 60.0 | J | ISO 6603-2 |
| Multi axial instrumented peak impact force | ISO 6603-2 | ||
| -30℃ | 6200 | N | ISO 6603-2 |
| 23℃ | 5300 | N | ISO 6603-2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 120 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 132 | ℃ | ISO 75-2/B |
| Vicat Softening Temp | |||
| B50 | 140 | ℃ | ISO 306 |
| B120 | 141 | ℃ | ISO 306/B120 |
| Ball pressure test | |||
| 132℃ | Pass | IEC 60695-10-2 | |
| Linear coefficient of thermal expansion | |||
| TD：23~55℃ | 6.5E-5 | 1/℃ | ISO 11359-2 |
| MD：23~55℃ | 6.5E-5 | 1/℃ | ISO 11359-2 |
| Thermal conductivity coefficient | |||
| 23℃ | 0.20 | W/m/K | ISO 8302 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flash Ignition Temperature | 480 | ℃ | ASTM D1929 |
| Autoignition temperature | 550 | ℃ | ASTM D1929 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 3000 µm | 86.0 | % | ISO 13468-2 |
| Haze | |||
| 3000 µm | 1.0 | % | ISO 14782 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| ISO Shortname | ISO 7391-PC,MR,(,,)-18-9 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 23℃ | 2400 | MPa | ISO 527-1-2 |
| tensile strength | |||
| Fracture, 23 ℃ | 70.0 | MPa | ISO 527-2/50 |
| Yield, 23 ℃ | 68.0 | MPa | ISO 527-2/50 |
| Tensile strain | |||
| Fracture, 23 ℃ | 130 | % | ISO 527-2/50 |
| Yield, 23 ℃ | 6.0 | % | ISO 527-2/50 |
| Nominal tensile fracture strain | |||
| 23℃ | > 50 | % | ISO 527-2/50 |
| Bending modulus | |||
| 23℃ | 2400 | MPa | ISO 178 |
| bending strength | ISO 178 | ||
| 3.50% strain, 23 ℃ | 78.0 | MPa | ISO 178 |
| 23℃ | 100 | MPa | ISO 178 |
| Bending strain | 6.8 | % | ISO 178 |
| Ball hardness | 118 | MPa | ISO 2039-1 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Pellets |
| 3. 60x60x2 mm, 80°C MT, 500 bar |
| 4. 0.079 in/min |
| 5. 2 mm/min |
| 6. Based on ISO 180-A, 3 mm |
| 7. Cross-flow |
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