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STYRON™ 2678 MED
| Category: | PS (GPPS) , General Purpose Polystyrene Resin |
| Manufacturer: | Trinseo |
| Trademark: | STYRON™ |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | tFODgr_STYRON2678MED.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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STYRON™ 2678 MED is a general purpose polystyrene with high flow and good toughness, designed for injection molding applications. It is compliant with ISO 10993 (biological Evaluation of Medical Devices) and is suitable for use in approved medical applications. Applications:
Complies with:
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| General Information | |
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| Features |
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| Uses |
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| Agency Ratings |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Density | |||
| -- | 1.05 | g/cm³ | ISO 1183 |
| -- | 1050 | kg/m³ | ISO 1183 1 |
| Apparent Density | 0.60 | g/cm³ | ISO 60 |
| Melt Mass-Flow Rate (MFR) (200°C/5.0 kg) | 11 | g/10 min | ISO 1133 |
| Melt volume-flow rate (200°C/5.0 kg) | 11.0 | cm³/10min | ISO 1133 2 |
| Water Absorption | ISO 62 3 | ||
| Saturation | 0.0 | % | ISO 62 |
| Balance | 0.0 | % | ISO 62 |
| Viscosity Number | 91.0 | cm³/g | ISO 307, 1157, 1628 4 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (R-Scale) | 105 | ISO 2039-2 | |
| Ball Indentation Hardness | 150 | MPa | ISO 2039-1 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 3300 | MPa | ISO 527-2 5 |
| Tensile Stress | |||
| Yield | 43.0 | MPa | ISO 527-2/5 |
| Yield | 42.0 | MPa | ISO 527-2 6 |
| Tensile Strain | |||
| Yield | 2.0 | % | ISO 527-2 7 |
| Fracture | 2.0 | % | ISO 527-2/5 |
| Tensile Elongation at Break | 2.0 | % | ISO 527-2 8 |
| Flexural Modulus | 3500 | MPa | ISO 178 |
| Flexural Stress | 80.0 | MPa | ISO 178 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Heat Deflection Temperature | |||
| 0.45 MPa, annealed | 86.0 | °C | ISO 75-2/B |
| 0.45 MPa | 82.0 | °C | ISO 75-2 9 |
| 1.8 MPa, annealed | 82.0 | °C | ISO 75-2/A |
| 1.8 MPa | 71.0 | °C | ISO 75-2 10 |
| Vicat Softening Temperature | |||
| -- | 93.0 | °C | ISO 306/A120 |
| -- | 86.0 | °C | ISO 306/B50 |
| 50°C/h, B (50N) | 86.0 | °C | ISO 306 11 |
| Linear expansion coefficient | ISO 11359-2 12 | ||
| Flow | 8.0E-5 | cm/cm/°C | ISO 11359-2 |
| Lateral | 8.0E-5 | cm/cm/°C | ISO 11359-2 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Surface Resistivity | 1.0E+13 | ohms | IEC 60093 13 |
| Volume Resistivity | > 1.0E+15 | ohms·m | IEC 60093 14 |
| Electric strength | 140 | kV/mm | IEC 60243-1 15 |
| Relative Permittivity | IEC 60250 16 | ||
| 100 Hz | 2.50 | IEC 60250 | |
| 1 MHz | 2.50 | IEC 60250 | |
| Dissipation Factor | |||
| 1 MHz | 6.0E-5 | ASTM D150, IEC 60250 17 | |
| 100 Hz | 9.0E-5 | IEC 60250 18 |
| Flammability | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Flame Rating 19(1.6 mm) | HB | UL 94 | |
| Burning Behav. at 1.6mm nom. thickn. (1.60 mm, UL) | HB | ISO 1210 20 |
| Note Message | |
|---|---|
| 1 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 2 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 3 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 4 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 5 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 6 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 7 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 8 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 9 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 10 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 11 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 12 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 13 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 14 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 15 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 16 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 17 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 18 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
| 19 . | This rating is not intended to reflect the danger caused by this or any other material under actual fire conditions. |
| 20 . | ??????,?? ISO 10350 ??? 23°C/50%r.h. ??? |
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