| About |
|---|
| Product Description | |
|---|---|
| Supplier | SUQING |
| Generic | Polycarbonate |
| Material Status | Commercial: Negative |
| Features | Flame Characteristics,V-0 |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.32 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| TD：24 hrs | 0.36 | % | ASTM D955 |
| MD：24 hrs | 0.10 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 21000 | MPa | ASTM D638 |
| tensile strength | |||
| fracture | 185 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 1.5 | % | ASTM D638 |
| Bending modulus | |||
| 50 mm span | 18000 | MPa | ASTM D790 |
| bending strength | |||
| Fracture, 50 mm span | 260 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 500 | J/m | ASTM D4812 |
| 23℃ | 70 | J/m | ASTM D256 |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 10.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 86.0 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| TD：-30~30℃ | 3.5E-5 | 1/℃ | ASTM D696 |
| MD：-30~30℃ | 1.4E-5 | 1/℃ | ASTM D696 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 0.80 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 70 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Temperature at the rear of the barrel | 260 to 280 | °C | |
| Temperature in the middle of the barrel | 270 to 290 | °C | |
| Front temperature of material barrel | 280 to 300 | °C | |
| Processing (melt) temperature | 275 to 300 | °C | |
| Mold temperature | 60 to 85 | °C | |
| Back pressure | 0.200 to 0.300 | MPa | |
| Screw speed | 30 to 63 | rpm | |
| Notes |
|---|
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