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Hostaform® C 9021 20/5072

Technical Datasheet | Supplied by Celanese

Hostaform® C 9021 20/5072 by Celanese is a crystalline polyacetal polyoxymethylene (POM) copolymer. Exhibits good resistance to chemicals (solvents, fuels & strong alkalis), wear, long-term fatigue, creep, hydrolysis, stress cracking, thermal and oxidative degradation. Possesses high rigidity, hardness, toughness, excellent resilience, good heat distortion temperature (to 100°C), thermal stability, good slip properties and low moisture absorption. Hostaform® C 9021 20/5072 is suitable for processing by injection molding and sheet- & film extrusion. Used in automotive engineering, precision engineering, electric and electronic industry and domestic appliances. Complies with RoHS and meets the recommendation XXXIII for consumer goods of the BgVV and UL flame ratings.

Hostaform® C 9021 20/5072 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Tensile Stress

64 MPa

(at Yield, 50mm/min)

ISO 527-2-1A

Nominal strain at break

30 %

(50 mm/min)

ISO 527-2-1A

Modulus of Elasticity

2850 MPa

(1 mm/min)

ISO 527-2-1A

Injection Properties

Value & Unit

Test Condition

Test Method

Manifold Temperature

190 - 210 °C

Feed Temperature

60 - 80 °C

Holding Pressure

600 - 1200 bar

*The last time this product was checked, its availability could not be confirmed. If you have more information about its availability, please contact us.

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Hostaform® C 9021 20/5072

Hostaform® C 9021 20/5072 Properties

Mechanical Properties

Hostaform® C 9021 20/5072 Processing Guidelines

Injection Properties