| About |
|---|
| Description General purpose Application Pump Units, Pick-up Lends Holder, etc.&& |
| Product Description | |
|---|---|
| Supplier | LG Chemical |
| Generic | Syndiotactic Polystyrene |
| Material Status | Commercial: Active |
| Features | HB |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.25 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.30 to 0.90 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| Fracture, 3.20 mm | 118 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 3.20 mm | 2.0 | % | ASTM D638 |
| Bending modulus | |||
| 3.20 mm | 8830 | MPa | ASTM D790 |
| bending strength | |||
| Yield, 3.20 mm | 177 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，3.2mm | 88 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed, 6.4 mm | 260 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 6.4 mm | 220 | ℃ | ASTM D648 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | |||
| 23 ℃，1 mm | 35 | kV/mm | ASTM D149 |
| Compared to the leakage tracing index | |||
| Solution A | 500 to 600 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 3.00 mm | HB | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 to 100 | °C | |
| Drying time | 3.0 to 5.0 | hr | |
| Recommended maximum moisture content | < 0.020 | % | |
| Barrel rear temperature | 270 to 290 | °C | |
| Barrel middle temperature | 280 to 310 | °C | |
| Barrel front temperature | 290 to 310 | °C | |
| Nozzle temperature | 280 to 310 | °C | |
| Processing (melt) temperature | 280 to 310 | °C | |
| Mold temperature | 80 to 150 | °C | |
| Screw speed | 40 to 80 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.20 in/min |
| 3. 0.051 in/min |
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