| 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. -Preliminary Product Data per RTP Co.-&& |
| Product Description | |
|---|---|
| Generic | Poly 4-methylpentene-1 copolymer |
| Material Status | Commercial: Negative |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.15 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 1.0 | % | ASTM D955 |
| Water absorption rate | |||
| 23℃，24hr | 0.15 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 32 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 3.2 mm | 210 | J/m | ASTM D4812 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 121 | ℃ | ASTM D648 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+16 | ohms·cm | ASTM D257 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 90 | ASTM D785 | |
| Tensile modulus | 3100 | MPa | ASTM D638 |
| tensile strength | 17.2 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 10 | % | ASTM D638 |
| Bending modulus | 2340 | MPa | ASTM D790 |
| bending strength | 34.5 | MPa | ASTM D790 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 79 | °C | |
| Drying time | 2.0 | hr | |
| Proposed maximum recycled material ratio | 20 | % | |
| Barrel rear temperature | 249 to 299 | °C | |
| Barrel middle temperature | 249 to 299 | °C | |
| Barrel front temperature | 249 to 299 | °C | |
| Mold temperature | 60 to 93 | °C | |
| Injection pressure | 68.9 to 103 | MPa | |
| Back pressure | 0.172 to 0.345 | MPa | |
| Clamping force | 6.9 to 11 | kN/cm² | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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