| Impact Strength: | High | Mold Shrinkage: | 0.4 - 0.7% |
|---|---|---|---|
| Melting Point: | 100 - 120 °C | Flexural Strength: | 3,500 - 4,500 Psi |
| Weather Resistance: | Poor | Glass Transition Temperature: | 100 °C |
| Elongation At Break: | 10 - 50% | Material: | Polystyrene |
In general, polystyrene is a versatile material suitable for a wide range of applications. It finds use in everyday items, electrical components, instrument shells, toys, lighting fixtures, household appliances, stationary, cosmetics containers, interior and exterior decorations, fruit trays, optical components like prisms, lenses, window glasses, and molded products. It is also employed in the production of headlights, telecom accessories, electrical frequency capacitor films, high-frequency insulation materials, TV guides, chemical containers, and more.
High impact,normal flow.
| Property | Test Method | Test Condition | Unit | High Impact PS | ||
| HP8250 | HP825N | HP9450 | ||||
| Melt Flow Index | ASTM D-1238 | 200 °C X 5kg | g/10 min | 5.5 | 5.5 | 3.0 |
| ISO 1133 | ||||||
| Izod Impact Strength | ASTM D-256 | 23 °C , 6.4mm Thick,Notched | kg-cm/cm | 13.0 | 16.0 | 16.0 |
| ISO 180 | 23 °C , 4mm Thick,Notched | kJ/m2 | 11.0 | 13.0 | 12.0 | |
| Charpy Impact Strength |
ISO-179 | 23 °C,4mm Thick GPPS Unnotched , 4mm Thick,HIPS Notched |
kJ/m2 | 10.0 | 12.5 | 11.5 |
| Tensile Strength | ASTM D-638 | 23 °C , 5mm/min | kg/cm2 | 245 | 230 | 240 |
| ISO 527 | 23 °C , 20mm/min | MPa | 25 | 25 | 25 | |
| Tensile Modulus | ASTM D-638 | 23 °C , 1mm/min | kg/cm2 | 19000 | 18000 | 18000 |
| ISO 527 | 23 °C , 1mm/min | MPa | 2200 | 2200 | 2250 | |
| Tensile Elongation | ASTM D-638 | 23 °C , 5mm/min | % | 55 | 55.0 | 55 |
| ISO 527 | 23 °C , 20mm/min | 55 | 55 | 55 | ||
| Flexural Strength | ASTM D-790 | 23 °C , 1,2mm/min Span 50.8mm | kg/cm2 | 450 | 420 | 440 |
| ISO 178 | 23 °C , 2mm/min Span 64mm | MPa | 44 | 42 | 47 | |
| Flexural Modulus | ASTM D-790 | 23 °C , 1.2mm/min Span 50.8mm | kg/cm2 | 20000 | 19000 | 19000 |
| ISO 178 | 23 °C , 2mm/min Span 64mm | MPa | 2100 | 2100 | 2100 | |
| Heat Deflection Temperature |
ASTM D-648 | Unannealed, 120°C /h,1.8MPa, 3.2mm Thick | °C | 76 | 73 | 76 |
| Annealed 80°C *2hr, 120°C /h, 1.8MPa, 3.2mm Thick |
90 | 89 | 90 | |||
| ISO 75/A | Unannealed, 120°C /h, 1.8MPa 4mm Thick |
73 | 71 | 74 | ||
| Annealed 80°C *2hr, 120°C /h, 1.8MPa 4mm Thick |
91 | 89 | 91 | |||
| Vicat Softening Point | ASTM D-1525 | Annealed 80°C *2hr, 10N 50°C /h |
°C | 98 | 97 | 100 |
| ISO 306 | ||||||
| Residual Monomer | — | — | ppm max | 500 | 500 | 500 |
| Flammability | UL-94 | — | — | 1.5mm HB All Color | 1.5mm HB All Color | 1.5mm HB All Color |
| Speciality | High Impact, Normal flow | Super-high Impact | ||||
| Application | Electrical appliance housing, Terminal housing,Panel of computer host | line wheel, Panel of washing machine, Electronic carrier tapes |
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HP8250,HP825N,HP9450 Electrical appliance housing, Terminal housing, and panel of computer host refer to the outer casings or enclosures used to protect and house various electronic components.Electrical appliance housing typically refers to the casing that surrounds devices such as televisions, refrigerators, or washing machines, providing a protective cover for the internal electrical parts.Terminal housing is a container or enclosure that holds terminal blocks or connectors, often found in electrical wiring or networking systems to facilitate connections between different components.The panel of a computer host refers to the front or back cover of the computer tower or chassis, where the main components such as the motherboard, CPU, and memory are housed. It serves as a protective shield against dust and debris while also providing easy access for maintenance or upgrades.