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Kumho PS HI 425EP
| Category: | PS (HIPS) , High Impact Polystyrene |
| Manufacturer: | Korea Kumho Petrochemical Co., Ltd. |
| Trademark: | Kumho PS |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | IgElre_Kumho-PS-HI-425EP.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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Features: ESCR, Deep draw thermoforming Applications: Door liner, Refrigerator inner liner |
| General Information | |
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| Features |
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| Uses |
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| RoHS Compliance |
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| UL File Number |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.03 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (200°C/5.0 kg) | 3.2 | g/10 min | ASTM D1238 |
| Molding Shrinkage - Flow | 0.30 - 0.60 | % | ASTM D955 |
| Water Absorption (Equilibrium) | 0.030 | % | ASTM D570 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (L-Scale) | 50 | ASTM D785 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength (Yield) | 23.0 | MPa | ASTM D638 |
| Tensile Elongation (Yield) | 60 | % | ASTM D638 |
| Flexural Modulus | 1520 | MPa | ASTM D790 |
| Flexural Strength (Yield) | 30.4 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (23°C, 3.20 mm) | 78 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load (1.8 MPa, Unannealed) | 79.0 | °C | ASTM D648 |
| Vicat Softening Temperature | 98.0 | °C | ASTM D1525 1 |
| Flammability | Nominal Value | Test Method | |
|---|---|---|---|
| Flame Rating (1.60 mm) | HB | UL 94 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 60.0 - 70.0 | °C | |
| Drying Time | 1.0 - 3.0 | hr | |
| Rear Temperature | 170 - 190 | °C | |
| Middle Temperature | 180 - 200 | °C | |
| Front Temperature | 190 - 210 | °C | |
| Nozzle Temperature | 190 - 220 | °C | |
| Mold Temperature | 40.0 - 60.0 | °C |
| Injection instructions |
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| Injection Hopper Throat: 45 °C |
| Extrusion | Nominal Value | Unit | |
|---|---|---|---|
| Cylinder Zone 1 Temp. | 170 - 190 | °C | |
| Cylinder Zone 2 Temp. | 180 - 200 | °C | |
| Cylinder Zone 3 Temp. | 180 - 210 | °C | |
| Cylinder Zone 4 Temp. | 190 - 220 | °C | |
| Cylinder Zone 5 Temp. | 200 - 220 | °C | |
| Adapter Temperature | 200 | °C | |
| Die Temperature | 190 - 210 | °C |
| Extrusion instructions |
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| Extrusion Screen Changer: 190 to 210 °C |
| Note Message | |
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| 1 . | 速率 A (50°C/h), 压 力1 (10N) |
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