CELANESE HOSTAFORM C 9021 GV3/10 Modified POM Resin
Hostaform C 9021 GV3/10 is a polyoxymethylene (POM) copolymer grade from Celanese, reinforced with approximately 10% glass spheres.
Physical Properties
- Density: Measured per ISO 1183, the material’s density is 1.47 g/cc (0.0531 lb/in³), defining its mass-to-volume ratio for basic characterization.
- Density of Compound: The compound density, unspecified for standard, is 1.25 g/cc (0.0452 lb/in³), applicable to component-specific material evaluations.
- Water Absorption at Saturation: As per ISO 62, the material retains 0.80% water at saturation, indicating maximum moisture uptake under fully immersed conditions.
- Melt Flow: Under ISO 1133 at 190°C (374°F) with a 2.16 kg (4.76 lb) load, the melt flow rate is 9.0 g/10 min [cm³/10min], signaling suitability for injection molding processes.
Polymer Properties:
- Base Material: Polyoxymethylene (POM)
- Reinforcement: 10% Glass Fiber
- Modification Features:
- Glass fiber addition enhances mechanical strength, making it suitable for load – bearing applications.
- Improves dimensional stability, reducing the risk of warping or distortion during and after processing.
- Increases heat resistance, allowing it to maintain performance in elevated – temperature environments.
- Boosts wear resistance, extending the lifespan of parts made from this material.
Applications:
- Automotive Engineering
Hostaform® C 9021 GV3/10 is widely used in automotive components where dimensional stability, rigidity, and resistance to chemicals like fuels and oils are critical. Common applications include:- Interior Components: Dashboard supports, trim clips, and fasteners benefit from the material’s rigidity and aesthetic finish.
- Under-the-Hood Parts: Fuel system components, such as pump housings and valve bodies, leverage its chemical resistance and thermal stability.
- Structural Supports: Bracketry and mounting systems requiring high stiffness and minimal deformation under load.
- Precision Engineering
The material’s excellent dimensional stability and low warpage make it ideal for precision engineering applications where tight tolerances are essential. Examples include:- Gears and Bearings: The low friction and wear resistance, combined with rigidity, make it suitable for small gears and bearing cages in machinery.
- Connectors and Housings: Used in precision mechanical assemblies for connectors and sensor housings that require consistent performance under stress.
- Electrical and Electronic Industry
Hostaform® C 9021 GV3/10’s electrical insulation properties, combined with UL94 HB flame rating compliance, make it suitable for electronic components.- Insulating Components: Terminal blocks, switch housings, and connector bodies benefit from its electrical properties and dimensional stability.
- Cable Management: Clips and guides for wiring systems utilize its rigidity and resistance to environmental degradation.
- Domestic Appliances
The material’s durability, chemical resistance, and aesthetic finish make it a popular choice for household appliances.- Appliance Housings: Used in parts like vacuum cleaner components, blender bases, and washing machine fittings.
- Functional Components: Handles, knobs, and hinges benefit from the material’s toughness and low friction properties.
- Industrial Components
Hostaform® C 9021 GV3/10 is employed in various industrial applications where robust mechanical properties and environmental resistance are required. Examples include:- Piping and Valve Systems: Fittings and valve components exposed to chemicals or water benefit from its corrosion resistance and low moisture absorption.
- Conveyor Systems: Rollers and guides in material handling systems utilize its low friction and wear resistance.
- Consumer Goods
The material’s compliance with consumer goods regulations and its ability to produce aesthetically pleasing parts make it suitable for consumer products.- Sporting Equipment: Components like ski binding parts and fishing reel mechanisms benefit from its toughness and low friction.
- Furniture Fittings: Drawer slides, hinges, and adjustment mechanisms leverage its dimensional stability and durability.