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PPE-PS Material Properties and Applications
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- Basic Characteristics
- PPE-PS is a blend of polyphenylene ether and polystyrene
- Has excellent hydrolytic stability, flame resistance, and UV resistance
- Melting temperature exceeds 200°C, requiring heating to over 300°C for 3D printing
- Processing
- Can be processed using injection molding, extrusion, blow molding, and 3D printing
- Thermax PPE-PS filament requires temperatures between 290-320°C for printing
- Must be dried at 80°C for 4 hours before printing
- Applications
- Used in consumer electronics like printers and smoke detectors
- Applied in process engineering equipment for pumps and valves
- Employed in electrical components and medical devices
- Advantages and Limitations
- Offers exceptional impact resistance and chemical resistance
- Can be easily painted and has excellent surface finishes
- May experience environmental stress cracking with certain oils
- Health Considerations
- Generally safe for ingestion and skin contact
- Processing fumes can irritate respiratory tract
- Some additives may be carcinogenic, especially carbon black