Barlog Plastics KEBAFORM C 271 XFA POM-C

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Barlog Plastics KEBAFORM C 271 XFA POM-C
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	POM copolymer, non-reinforced, low viscosity, very low formaldehyde emission (< 1 ppm according to VDA 275) for applications in vehicle interiors. Formaldehyde emission remains very low (< 2 ppm according to VDA 275) even under unfavorable processing conditions (e.g. high melt temperature) or when colored. Properties: dimensionally stable, low-emission, good chemical resistance, good gliding properties, High strength, High wear resistance, High weather resistance, semi-crystalline Information provided by BARLOG plastics GmbH.
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Physical Properties	Metric	English	Comments

Density	1.41 g/cc	0.0509 lb/in³	ISO 1183-1
Moisture Absorption	0.220 %	0.220 %	50% RH; ISO 62
Linear Mold Shrinkage, Flow	0.0200 cm/cm	0.0200 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.0200 cm/cm	0.0200 in/in	ISO 294-4
Melt Flow	27.0 g/10 min @Load 2.16 kg, Temperature 190 °C	27.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	65.0 MPa	9430 psi	ISO 527-1
Elongation at Break	40.0 %	40.0 %	ISO 527-1
Elongation at Yield	8.00 %	8.00 %	ISO 527-1
Modulus of Elasticity	2.90 GPa	421 ksi	ISO 527-1
Charpy Impact Unnotched	10.0 J/cm²	47.6 ft-lb/in²	ISO 179-1eU
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	ISO 179-1eA

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+18 ohm-cm	1.00e+18 ohm-cm	Contact; IEC 60093
Surface Resistance	1.00e+16 ohm	1.00e+16 ohm	IEC 60093
Dielectric Strength	19.0 kV/mm	483 kV/in	IEC 60243-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	130 µm/m-°C	72.2 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	130 µm/m-°C	72.2 µin/in-°F	ISO 11359-1/-2
Melting Point	167 °C	333 °F	ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	110 °C	230 °F	ISO 75-1/-2
Flammability, UL94	HB @Thickness 0.400 mm	HB @Thickness 0.0157 in	IEC 60695-11-10
	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in	IEC 60695-11-10
	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in	IEC 60695-11-10
	HB @Thickness 3.20 mm	HB @Thickness 0.126 in	IEC 60695-11-10

Processing Properties	Metric	English	Comments
Melt Temperature	180 - 210 °C	356 - 410 °F
Mold Temperature	60.0 - 120 °C	140 - 248 °F
Drying Temperature	80.0 - 100 °C	176 - 212 °F
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour
Injection Pressure	60.0 - 120 MPa	8700 - 17400 psi
Hold Pressure	60.0 - 120 MPa	8700 - 17400 psi
Back Pressure	1.00 - 4.00 MPa	145 - 580 psi

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PBARLO639 / 326713

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