Azoty Tarnow™ TARNOFORM 300 M POM

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Azoty Tarnow™ TARNOFORM 300 M POM
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Tribological modified grade with addition of molybdenum disulphide, which causes decreased coefficient of friction and wear, especially for applications requiring high load at low sliding speed. Information provided by Zakłady Azotowe w Tarnowie-Moscicach S.A.
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Physical Properties	Original Value	Comments

Density	1.42 g/cc	ISO 1183
Melt Flow	9.0 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	116	ISO 2039-2
Ball Indentation Hardness	143 MPa	358 N; ISO 2039-1
Tensile Strength, Yield	63.0 MPa	ISO 527
Elongation at Break	25 %	ISO 527
Flexural Strength	65.0 MPa	ISO 178
Izod Impact, Notched (ISO)	0.560 J/cm²	1A; ISO 180
Charpy Impact, Notched	0.550 J/cm²	1eA; ISO 179

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	IEC 60093
Surface Resistance	1.00e+15 ohm	IEC 60093
Dielectric Constant	4.1 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	25.0 kV/mm	IEC 60243
Dissipation Factor	0.0105 @Frequency 1e+6 Hz	IEC 60250
Arc Resistance	1.9 sec
Comparative Tracking Index	600 V	IEC 112

Thermal Properties	Original Value	Comments
Melting Point	167 °C	10°C/min.; ISO 3146
Maximum Service Temperature, Air	100 °C
Deflection Temperature at 1.8 MPa (264 psi)	115 °C	ISO 75
Vicat Softening Point	156 °C	50 N; ISO 306
Flammability, UL94	HB @Thickness 3.20 mm

Processing Properties	Original Value	Comments
Processing Temperature	180 - 230 °C	Barrel temperature
Mold Temperature	60.0 - 120 °C

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