| 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.&& |
| Product Description | |
|---|---|
| Generic | Syndiotactic Polystyrene |
| Material Status | Commercial: Negative |
| Features | High impact resistance,Flame Characteristics,V-0 |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.33 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.40 | % | ASTM D955 |
| Water absorption rate | |||
| 23℃，24hr | 0.010 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 6890 | MPa | ASTM D638 |
| tensile strength | 86.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 2.0 | % | ASTM D638 |
| Bending modulus | 6890 | MPa | ASTM D790 |
| bending strength | 131 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 69 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 3.2 mm | 350 | J/m | ASTM D4812 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Barrel rear temperature | 277 to 327 | °C | |
| Barrel middle temperature | 277 to 327 | °C | |
| Barrel front temperature | 277 to 327 | °C | |
| Mold temperature | 66 to 149 | °C | |
| Injection pressure | 68.9 to 138 | MPa | |
| Notes |
|---|
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