| About |
|---|
| General Purpose Polystyrene (GPPS) Characteristics: Medium Flow Grade with Good Mechanical properties Improves Productivity due to Good Balance of Flow, Heat and Mold Release Properties Processing: Molding Applications: Audio cassette housing & covers Medical applications like disposable infusion trays, screw vials Crystal wares, mugs, trays, bowls, pen stands, fruit bowls, service trays, thin walled cups Ideal for glossy cap layer on HIPS sheets&& |
| Product Description | |
|---|---|
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Features | Good liquidity,Good stripping performance,Food contact compliance,Disposable,Heat Resistance, Good,HB |
| Availabilitys | Africa & Middle East ,North America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 8.0 | g/10min | ASTM D1238 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| 23 ℃, 3.20 mm, injection molding | 49.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃, 3.20 mm, injection molding | 2.0 | % | ASTM D638 |
| Bending modulus | |||
| 23 ℃, 3.20 mm, injection molding | 2900 | MPa | ASTM D790 |
| bending strength | |||
| 23 ℃, 3.20 mm, injection molding | 82.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23 ℃, 3.2mm, injection molding | 20 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, injection molded | 80.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 98.0 | ℃ | ASTM D1525 4 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 180 to 260 | °C | |
| Mold temperature | 40 to 60 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 2.0 in/min |
| 3. Rate B (120°C/h), Loading 1 (10 N) |
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