| About |
|---|
| Warning: The status of this material is ‘Commercial: Limited Issue’ The data for this material has not been recently verified. Please contact RTP Company for current information prior to specifying this grade. RTP 385 EM is a PAN fiber reinforced polycarbonate. It is characterized with excellent physical properties, stiffness and the ability to be fabricated to close dimensional tolerances.&& |
| Product Description | |
|---|---|
| Generic | Polycarbonate |
| Material Status | Commercial: Negative |
| Features | Good Rigidity,Excellent Processability,HB |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.32 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.10 | % | ASTM D955 |
| Water absorption rate | |||
| 23℃，24hr | 0.080 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 6.4mm | 75 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 6.4 mm | 370 | J/m | ASTM D4812 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed | 149 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 149 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| MD | 1.6E-5 | 1/℃ | ASTM D696 |
| Thermal conductivity coefficient | 0.65 | W/m/K | ASTM C177 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 25 | ohms·cm | ASTM D257 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 119 | ASTM D785 | |
| Tensile modulus | 17200 | MPa | ASTM D638 |
| tensile strength | 138 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 1.5 | % | ASTM D638 |
| Bending modulus | 16500 | MPa | ASTM D790 |
| bending strength | 207 | MPa | ASTM D790 |
| compressive strength | 131 | MPa | ASTM D695 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Proposed maximum recycled material ratio | 20 | % | |
| Barrel rear temperature | 288 to 343 | °C | |
| Barrel middle temperature | 288 to 343 | °C | |
| Barrel front temperature | 288 to 343 | °C | |
| Mold temperature | 66 to 121 | °C | |
| Injection pressure | 68.9 to 103 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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