CELANESE HOSTAFORM C 9021 M XAP2 Modified POM Resin

Physical Properties

• Density: Measured by ISO 1183, it has a density of 1.42 g/cc (0.0513 lb/in³), influencing weight – related performance in applications.
• Water Absorption: According to ISO 62, it absorbs 0.75% water, which may impact dimensional stability in humid conditions.
• Melt Flow: As per ISO 1133, at 190 °C/2.16 kg, its melt flow rate is 8.5 g/10 min, crucial for injection molding processes.

Polymer Properties:

1. Base Material: Polyoxymethylene (POM) Copolymer
2. Modification Features:
   
   • High resistance to solvents, fuels, and strong alkalis.
   • Excellent thermal and oxidative degradation resistance.
   • Good hydrolysis resistance for moisture – prone environments.
   • Low friction and wear properties for moving parts.
   • Low – emission grade meeting VDA 275 and FMVSS 302 standards.

Applications:

Hostaform® C 9021 M XAP2™ POM is used across various industries where low friction, durability, and chemical resistance are critical. Its applications include:

1. Automotive Engineering:
   • Sliding Parts: The low-friction and wear-resistant properties make it ideal for components like window lifter mechanisms, seat adjusters, and sunroof sliders, where smooth operation and longevity are essential.
   • Gears and Bearings: Used in gear systems and bushings due to its ability to withstand repetitive mechanical stress and maintain dimensional stability.
   • Fuel System Components: Its resistance to fuels and chemicals suits it for parts in fuel pumps, fuel lines, and connectors exposed to aggressive media.
   • Interior Components: Low-emission properties comply with automotive interior air quality standards, making it suitable for parts like dashboard sliders or HVAC system components.
2. Precision Engineering:
   • Mechanical Components: Employed in precision gears, bearings, and rollers in machinery where low wear and high precision are required.
   • Conveyor Systems: Used in conveyor belt rollers and guides due to its durability and low friction, reducing maintenance needs in industrial settings.
   • Fasteners and Clips: Its toughness and resilience make it suitable for snap-fit connectors and clips that require repeated assembly and disassembly.
3. Electrical and Electronics Industry:
   • Connectors and Housings: The material’s rigidity and chemical resistance are leveraged in electrical connectors and housings, ensuring reliability in environments exposed to moisture or chemicals.
   • Switch Components: Used in sliding switches and actuators due to its low-friction surface and resistance to wear over repeated cycles.
4. Domestic Appliances:
   • Moving Parts in Appliances: Applied in components like hinges, sliders, and gears in washing machines, dishwashers, and vacuum cleaners.
   • Low-Noise Applications: The low-friction and low-wear properties contribute to quieter operation in household appliances, enhancing user experience.
5. Consumer Goods:
   • Zippers and Fasteners: Used in high-performance zippers for outdoor gear or luggage, where durability and smooth operation are needed.
   • Sporting Equipment: Incorporated in parts like ski bindings or bicycle components, benefiting from its strength and resistance to environmental factors.

Compliance and Certifications

• RoHS, PFOS, and PFOA Compliance: Ensures environmental and safety compliance for consumer goods and automotive applications.
• UL Flame Ratings: Meets UL standards with a burning rate of <100 mm/min for thicknesses >1 mm (ISO 3795, FMVSS 302), suitable for safety-critical applications.
• BgVV Recommendation XXXIII: Certified for consumer goods, ensuring safe use in applications involving human contact.