Azoty Tarnow™ TARNOFORM 400 POM

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Azoty Tarnow™ TARNOFORM 400 POM
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Easy flowing, fast cycling injection molding grade for manufacturing of thin-wall details Information provided by Zakłady Azotowe w Tarnowie-Moscicach S.A.
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Physical Properties	Metric	English	Comments

Density	1.41 g/cc	0.0509 lb/in³	ISO 1183
Linear Mold Shrinkage	0.028 cm/cm	0.028 in/in
Melt Flow	13 g/10 min @Load 2.16 kg, Temperature 190 °C	13 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	114	114	ISO 2039-2
Ball Indentation Hardness	140 MPa	20300 psi	358 N; ISO 2039-1
Tensile Strength, Yield	68.0 MPa	9860 psi	ISO 527
Elongation at Break	45 %	45 %	ISO 527
Flexural Strength	64.0 MPa	9280 psi	ISO 178
Izod Impact, Notched (ISO)	7.00 kJ/m²	3.33 ft-lb/in²	1A; ISO 180
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	1eA; ISO 179

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	IEC 60093
Surface Resistance	1.00e+15 ohm	1.00e+15 ohm	IEC 60093
Dielectric Constant	3.9 @Frequency 1e+6 Hz	3.9 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	25.0 kV/mm	635 kV/in	IEC 60243
Dissipation Factor	0.0085 @Frequency 1e+6 Hz	0.0085 @Frequency 1e+6 Hz	IEC 60250
Arc Resistance	1.9 sec	1.9 sec
Comparative Tracking Index	600 V	600 V	IEC 112

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.48 J/g-°C	0.354 BTU/lb-°F
Melting Point	167 °C	333 °F	10°C/min.; ISO 3146
Maximum Service Temperature, Air	100 °C	212 °F
Deflection Temperature at 1.8 MPa (264 psi)	115 °C	239 °F	ISO 75
Vicat Softening Point	150 °C	302 °F	50 N; ISO 306
Flammability, UL94	HB @Thickness 3.20 mm	HB @Thickness 0.126 in

Processing Properties	Metric	English	Comments
Processing Temperature	180 - 230 °C	356 - 446 °F	Barrel temperature
Mold Temperature	60.0 - 120 °C	140 - 248 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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