Material Data Center | Datasheet HOSTAFORM® C 9021

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This is the free Material Data Center Datasheet of HOSTAFORM® C 9021 - POM - Celanese

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Use the following short links to get directly to the properties of interest in this datasheet: Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Other properties - Diagrams Any use of this information falls under the rules of our disclaimer. Product TextsChemical abbreviation according to ISO 1043-1: POM Molding compound ISO 29988- POM-K, M-GNR, 03-002 POM copolymer Standard-Injection molding type with 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. Monomers and additives are listed in EU-Regulation (EU) 10/2011 FDA compliant according to 21 CFR 177.2470 UL-registration for all colours and a thickness more than 1.5 mm as UL 94 HB, temperature index UL 746 B electrical 110 °C, mechanical 90 °C. Burning rate ISO 3795 and FMVSS 302 < 75 mm/min for a thickness more than 1 mm. Ranges of applications: automotive engineering, precision engineering, electric and electronical industry, domestic appliances. FDA = Food and Drug Administration (USA) FMVSS = Federal Motor Vehicle Safety Standard (USA) UL = Underwriters Laboratories (USA)

Flammability @1.6mm nom. thickn.	HB	-
Flammability at thickness h (3 mm)	HB	UL recognition (h)

Processing/Physical Characteristics	Value	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	8	cm³/10min	ISO 1133
Temperature	190	°C	-
Load	2.16	kg	-
Molding shrinkage, parallel	2.0	%	ISO 294-4, 2577
Molding shrinkage, normal	1.9	%	ISO 294-4, 2577
Density of melt	1200	kg/m³	-
Thermal conductivity of melt	0.155	W/(m K)	-
Spec. heat capacity of melt	2210	J/(kg K)	-
Eff. thermal diffusivity	4.85E-8	m²/s	-
Ejection temperature	140	°C	-

Mechanical properties	Value	Unit	Test Standard
ISO Data
Tensile Modulus	2851	MPa	ISO 527
Yield stress	64	MPa	ISO 527
Yield strain	9	%	ISO 527
Nominal strain at break	30	%	ISO 527
Charpy impact strength, +23°C	220	kJ/m²	ISO 179/1eU
Charpy impact strength, -30°C	220	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	6.5	kJ/m²	ISO 179/1eA
Charpy notched impact strength, -30°C	6	kJ/m²	ISO 179/1eA

Thermal properties	Value	Unit	Test Standard
ISO Data
Melting temperature, 10°C/min	166	°C	ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa	104	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	160	°C	ISO 75-1/-2
Coeff. of linear therm. expansion, parallel	110	E-6/K	ISO 11359-1/-2
Coeff. of linear therm. expansion, normal	110	E-6/K	ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn.	HB	class	IEC 60695-11-10
Thickness tested	1.5	mm	-
Burning Behav. at thickness h	HB	class	IEC 60695-11-10
Thickness tested	3.0	mm	-
Yellow Card available	yes	-	-

Electrical properties	Value	Unit	Test Standard
ISO Data
Relative permittivity, 100Hz	4	-	IEC 62631-2-1
Relative permittivity, 1MHz	4	-	IEC 62631-2-1
Dissipation factor, 100Hz	20	E-4	IEC 62631-2-1
Dissipation factor, 1MHz	50	E-4	IEC 62631-2-1
Volume resistivity	1E12	Ohm*m	IEC 62631-3-1
Surface resistivity	1E14	Ohm	IEC 62631-3-2
Electric strength	35	kV/mm	IEC 60243-1

Other properties	Value	Unit	Test Standard
Water absorption	0.65	%	Sim. to ISO 62
Humidity absorption	0.2	%	Sim. to ISO 62
Density	1410	kg/m³	ISO 1183

Diagrams CharacteristicsProcessingInjection Molding, Film Extrusion, Profile Extrusion, Sheet Extrusion, Other Extrusion, Blow MoldingDelivery formPelletsAdditivesRelease agentFeaturesThermal Stability, CopolymerChemical ResistanceAlkali Resistance, Solvent Resistance, Hydrolytically Stable, Oxidation ResistanceCertificationsFood contact, Food approval 10/2011, Food approval FDA 21 CFR, Drinking water contactApplicationsAutomotive, Electrical and ElectronicalRegional AvailabilityNorth America, Europe, Asia Pacific, South and Central America, Near East/AfricaOther text informationInjection moldingGeneral drying is not necessary due to low moisture absorption ofthe resin.In case of bad storage conditions (water contact or condensed water)the use of a recirculating air dryer (100 to 120 °C / max. 40 mmlayer / 3 to 6 hours) is recommended.Max. Water content 0,2 %Standard injection moulding machines with three phase (15 to 25 D) plasticating screws will fit.Conditioning e.g. moisturizing is not necessary.Film extrusionGeneral drying is not necessary due to low moisture absorption ofthe resin.In case of bad storage conditions (water contact or condensed water)the use of a recirculating air dryer (100 to 120 °C / max. 40 mmlayer / 3 to 6 hours) is recommended.Max. Water content 0,2 %Standard extruders with grooved feed zone and short compressionscrews (minimum 25 D) will fit.Melt temperature 180-190 °CConditioning e.g. moisturizing is not necessary.In case of very thick wall thickness profiles after-annealing it isrecommended to reduce internal stress.Annealing temperature 130-140 °CAnnealing time 10 min/mm thicknessOther extrusionGeneral drying is not necessary due to low moisture absorption ofthe resin.In case of bad storage conditions (water contact or condensed water)the use of a recirculating air dryer (100 to 120 °C / max. 40 mmlayer / 3 to 6 hours) is recommended.Max. Water content 0,2 %Standard extruders with grooved feed zone and short compressionscrews (minimum 25 D) will fit.Melt temperature 180-190 °CConditioning e.g. moisturizing is not necessary.In case of very thick wall thickness profiles after-annealing it isrecommended to reduce internal stress.Annealing temperature 130-140 °CAnnealing time 10 min/mm thicknessSheet extrusionGeneral drying is not necessary due to low moisture absorption ofthe resin.In case of bad storage conditions (water contact or condensed water)the use of a recirculating air dryer (100 to 120 °C / max. 40 mmlayer / 3 to 6 hours) is recommended.Max. Water content 0,2 %Standard extruders with grooved feed zone and short compressionscrews (minimum 25 D) will fit.Melt temperature 180-190 °CConditioning e.g. moisturizing is not necessary.In case of very thick wall thickness profiles after-annealing it isrecommended to reduce internal stress.Annealing temperature 130-140 °CAnnealing time 10 min/mm thickness

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