Celanese Hostaform® S 27063 XAP2® POM

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Celanese Hostaform® S 27063 XAP2® POM
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Description: Easy flowing elastomer-containing injection molding type based on HOSTAFORM C 27021; with higher impact strength and reduced emissions. Burning rate ISO 3795 and FMVSS 302 < 100 mm/min for more than 1 mm thickness. Emission according to VDA 275 < 5 mg/kg (natural and colored grades) Ranges of applications: For thin-walled molded parts with higher energy-absorbing capacity. Information provided by Celanese Corporation.
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Physical Properties	Original Value	Comments

Density	1.39 g/cc	ISO 1183
Water Absorption	0.65 %	ISO 62
Linear Mold Shrinkage, Flow	0.019 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.018 cm/cm	ISO 294-4
Melt Flow	20 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	54.0 MPa	50 mm/min; ISO 527-2/1A
Elongation at Break	30 %	50 mm/min; ISO 527-2/1A
Elongation at Yield	9.0 %	50 mm/min; ISO 527-2/1A
Tensile Modulus	2.20 GPa	ISO 527-2/1A
Flexural Modulus	2100 MPa	ISO 178
Charpy Impact Unnotched	90.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
	140 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	6.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	9.00 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Tensile Creep Modulus, 1 hour	1850 MPa	ISO 899-1
Tensile Creep Modulus, 1000 hours	1050 MPa	ISO 899-1

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+11 ohm-cm	IEC 60093
Surface Resistance	1.00e+13 ohm	IEC 60093
Dielectric Constant	4.2 @Frequency 100 Hz	IEC 60250
	4.2 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	28.0 kV/mm	IEC 60243-1
Dissipation Factor	0.0050 @Frequency 100 Hz	IEC 60250
	0.015 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	1.20 µm/m-°C	ISO 11359-2
Melting Point	166 °C	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi)	84.0 °C	ISO 75-1/-2

Processing Properties	Original Value	Comments
Feed Temperature	60.0 - 80.0 °C
Nozzle Temperature	190 - 200 °C
Zone 1	170 - 180 °C
Zone 2	180 - 190 °C
Zone 3	190 - 200 °C
Zone 4	190 - 200 °C
Melt Temperature	190 - 200 °C
Mold Temperature	60.0 - 70.0 °C
Drying Temperature	100 - 120 °C
Dry Time	3 - 4 hour
Moisture Content	<= 0.15 %
Injection Pressure	60.0 - 120 MPa
Hold Pressure	60.0 - 120 MPa
Back Pressure	0.000 - 2.00 MPa
Screw Speed	70 rpm @Diameter 55.0 mm
	100 rpm @Diameter 40.0 mm
	150 rpm @Diameter 25.0 mm

Descriptive Properties
Hopper	20-30°C
Manifold	190-200°C

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PHCX513 / 135138

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