Category: | PS (HIPS) , High Impact Polystyrene Resin |
Manufacturer: | Trinseo |
Trademark: | STYRON™ |
Fillers: | - |
Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
Delivery Terms | FOB, CIF, DAP, DAT, DDP |
PDF: | nkmzdD_STYRON-438.pdf ![]() |
PRICE: | Order Products email sales@su-jiao.com |
Message |
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STYRON™ 438 is a high-impact polystyrene resin with good flow, excellent stiffness, high heat and impact resistance. It is designed for injection molding applications. Main Characteristics:
Complies with:
Applications:
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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 |
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Specific Gravity | 1.04 | g/cm³ | ASTM D792 |
Melt Mass-Flow Rate (MFR) (200°C/5.0 kg) | 5.0 | g/10 min | ASTM D1238 |
Molding Shrinkage - Flow | 0.40 to 0.70 | % | ASTM D955 |
Mechanical | Nominal Value | Unit | Test Method |
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Tensile Strength | ASTM D638 | ||
Yield, Injection Molded | 33.1 | MPa | |
Ultimate, Injection Molded | 30.3 | MPa | |
Tensile Elongation (Break, Injection Molded) | 40 | % | ASTM D638 |
Flexural Modulus (Injection Molded) | 2560 | MPa | ASTM D790 |
Flexural Strength (Injection Molded) | 58.6 | MPa | ASTM D790 |
Impact | Nominal Value | Unit | Test Method |
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Notched Izod Impact (23°C) | 91 | J/m | ASTM D256 |
Thermal | Nominal Value | Unit | Test Method |
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Deflection Temperature Under Load | ASTM D648 | ||
1.8 MPa, Unannealed | 77.2 | °C | |
1.8 MPa, Annealed | 98.9 | °C | |
Vicat Softening Temperature | 105 | °C | ASTM D1525 |
CLTE - Flow | 7.6E-5 | cm/cm/°C | ASTM D696 |
Flammability | Nominal Value | Test Method | |
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Flame Rating 1(1.50 mm) | HB | UL 94 |
Note Message | |
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1 . | This rating not intended to reflect hazards presented by this or any other material under actual fire conditions. |
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