Hostaform® C 9021 XAP®

Category: Acetal (POM) Copolymer , Acetal (POM) Copolymer
Manufacturer: Celanese Corporation
Trademark: Hostaform®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: LBtfEr_Hostaform-C-9021-XAP-.pdf
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Chemical abbreviation according to ISO 1043-1: POM
Molding compound ISO 9988- POM-K, M-GNR, 03-002

POM copolymer

Product with reduced emissions especially for automotive interior application. Good properties of the standard-injection molding grades like high rigidity, hardness and toughness; good chemical resistance to solvents, fuel and strong alkalis as well as good hydrolysis resistance; high resistance to thermal and oxidative degradation are maintained

Monomers and additives are listed in EU-Regulation (EU) 10/2011
FDA compliant according to 21 CFR 177.2470


Burning rate ISO 3795 and FMVSS 302 < 75 mm/min for a thickness more than 1 mm.

Ranges of applications: automotive engineering,

FDA = Food and Drug Administration (USA)
FMVSS = Federal Motor Vehicle Safety Standard (USA)
General Information
Features
  • Low volatilization
  • Rigidity, high
  • Copolymer
  • Solvent resistance
  • Good chemical resistance
  • alkali resistance
  • Fuel resistance
  • Hydrolysis resistance
  • Good toughness
  • High hardness
Uses
  • Application in Automobile Field
  • Car interior parts
Agency Ratings
  • FDA 21 CFR 177.2470
  • Europe 10/1/2011 12:00:00 AM
Processing Method
  • Injection molding
Resin ID (ISO 1043)
  • POM
PhysicalNominal ValueUnitTest Method
Density 1.41g/cm³ISO 1183
Melt Volume-Flow Rate (MVR) (190°C/2.16 kg)8.00cm³/10minISO 1133
Molding Shrinkage ISO 294-4
    Vertical flow direction 1.8%ISO 294-4
    Flow direction 2.0%ISO 294-4
Water Absorption (Saturation, 23°C)0.65%ISO 62
MechanicalNominal ValueUnitTest Method
Tensile Modulus 2850MPaISO 527-2/1A/1
Tensile Stress (Yield)64.0MPaISO 527-2/1A/50
Tensile Strain (Yield)9.0%ISO 527-2/1A/50
Nominal Tensile Strain at Break 30%ISO 527-2/1A/50
Tensile Creep Modulus ISO 899-1
    1 hr 2500MPaISO 899-1
    1000 hr 1300MPaISO 899-1
Flexural Modulus (23°C)2700MPaISO 178
ImpactNominal ValueUnitTest Method
Charpy Notched Impact Strength ISO 179/1eA
    -30°C 6.0kJ/m²ISO 179/1eA
    23°C 6.5kJ/m²ISO 179/1eA
Charpy Unnotched Impact Strength ISO 179/1eU
    -30°C 160kJ/m²ISO 179/1eU
    23°C, local fracture 180kJ/m²ISO 179/1eU
ThermalNominal ValueUnitTest Method
Heat Deflection Temperature (1.8 MPa, Unannealed)104°CISO 75-2/A
Melting Temperature 1166°CISO 11357-3
Linear thermal expansion coefficient ISO 11359-2
    Flow 1.1E-4cm/cm/°CISO 11359-2
    Lateral 1.1E-4cm/cm/°CISO 11359-2
ElectricalNominal ValueUnitTest Method
Surface Resistivity 1.0E+14ohmsIEC 60093
Volume Resistivity 1.0E+14ohms·cmIEC 60093
Dielectric Strength 35kV/mmIEC 60243-1
Relative Permittivity IEC 60250
    100 Hz 4.00IEC 60250
    1 MHz 4.00IEC 60250
Dissipation Factor IEC 60250
    100 Hz 2.0E-3IEC 60250
    1 MHz 5.0E-3IEC 60250
Comparative Tracking Index 600VIEC 60112
FlammabilityNominal ValueUnitTest Method
Flame Rating UL 94
    1.50 mm HBUL 94
    3.00 mm HBUL 94
Fill AnalysisNominal ValueUnitTest Method
Melt Density 1.20g/cm³Internal method
Melt Specific Heat 2210J/kg/°CInternal method
Melt Thermal Conductivity 0.16W/m/KInternal method
Ejection Temperature 165°CInternal method
Additional InformationNominal ValueUnitTest Method
Effective Thermal Diffusivity 4.85E-8m²/sInternal method
InjectionNominal ValueUnit
Drying Temperature 120 - 140°C
Drying Time 3.0 - 4.0hr
Suggested Max Moisture 0.15%
Hopper Temperature 20.0 - 30.0°C
Rear Temperature 170 - 180°C
Middle Temperature 180 - 190°C
Front Temperature 190 - 200°C
Nozzle Temperature 190 - 210°C
Processing (Melt) Temp 190 - 210°C
Mold Temperature 80.0 - 120°C
Injection Pressure 60.0 - 120MPa
Injection Rate Slow-Moderate
Holding Pressure 60.0 - 120MPa
Back Pressure 0.00 - 4.00MPa
Screw L/D Ratio 15.0:1.0 to 25.0:1.0
Injection instructions
Manifold Temperature: 190 to 210°CZone 4 Temperature: 190 to 210°CFeed Temperature: 60 to 80°C
Note Message
1 .10°C/min
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