Celanese Hostaform® C 13031 XF POM, Specialty

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Celanese Hostaform® C 13031 XF POM, Specialty
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Hostaform« acetal copolymer grade C13031 XF is an acetal copolymer modified to resist deterioration from aggressive fuel blends. This material is specially targeted for transportation industry fuel systems. In natural form, Hostaform« C13031 XF has a distinctive yellow color (Color code 50/5339) to denote use for fuel systems. Additionally the product is available in black 10/9022 for laser welding applications. Information provided by Celanese
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Physical Properties	Original Value	Comments

Density	1.42 g/cc	ISO 1183
Linear Mold Shrinkage, Flow	0.022 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.019 cm/cm	ISO 294-4
Melt Flow	12 g/10 min @Load 2.16 kg, Temperature 190 °C	[cm3/10min]; ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	62.0 MPa	50mm/min; ISO 527-2/1A
Elongation at Break	30 %
Elongation at Yield	11 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2850 MPa	50mm/min; ISO 527-2/1A
Flexural Modulus	2900 MPa	ISO 178
Charpy Impact Unnotched	150 kJ/m²	ISO 179/1eU
	140 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	7.50 kJ/m²	ISO 179/1eA
	6.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	90.0 µm/m-°C	ISO 11359-2
CTE, linear, Transverse to Flow	90.0 µm/m-°C	ISO 11359-2
Melting Point	170 °C	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi)	159 °C	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	102 °C	ISO 75-1, -2

Processing Properties	Original Value	Comments
Processing Temperature	80.0 - 120 °C	cavity
	190 - 210 °C	hot runner
Feed Temperature	60.0 - 80.0 °C
Zone 1	170 - 180 °C
Zone 2	180 - 190 °C
Zone 3	190 - 200 °C
Zone 4	190 - 210 °C
Die Temperature	190 - 210 °C
Melt Temperature	190 - 210 °C
Drying Temperature	80.0 - 100 °C
Dry Time	3.00 hour
Injection Pressure	60.0 - 120 MPa
Hold Pressure	60.0 - 120 MPa
Back Pressure	<= 4.00 MPa
Screw Speed	70 rpm @Diameter 55.0 mm
	100 rpm @Diameter 40.0 mm
	150 rpm @Diameter 25.0 mm

Descriptive Properties
Injection molding	Yes
Injection speed	slow-medium
Processing conditions acc. ISO	9988-2

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