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Rulon Bearings

BASF Ultraform® N2720 M210 POM
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes: Description: Is a POM, product with increased stiffness and strength as well as good wear characteristics, used, for instance, for sliding chains and conveyor systems.

Information provided by BASF
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Physical PropertiesMetricEnglishComments
Bulk Density 0.650 - 0.900 g/cc0.0235 - 0.0325 lb/in³
Density 1.48 g/cc0.0535 lb/in³ISO 1183
Moisture Absorption at Equilibrium 0.20 %0.20 %23°C; 50% RH; ISO 62
Water Absorption at Saturation 0.80 %0.80 %ISO 62
Linear Mold Shrinkage, Flow 0.017 cm/cm0.017 in/inISO 2577
Linear Mold Shrinkage, Transverse 0.019 cm/cm0.019 in/inISO 2577
Melt Flow 10.36 g/10 min
@Load 2.16 kg,
Temperature 190 °C		10.36 g/10 min
@Load 4.76 lb,
Temperature 374 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Ball Indentation Hardness 145 MPa
@Load 36.5 kg,
Time 30.0 sec		21000 psi
@Load 80.5 lb,
Time 0.00833 hour		ISO 2039-1
Tensile Strength, Yield 63.0 MPa9140 psi50 mm/min; ISO 527-2
Elongation at Break 18 %18 %Nominal, 50mm/min; ISO 527-2
Elongation at Yield 6.5 %6.5 %ISO 527-2
Modulus of Elasticity 4.00 GPa580 ksiISO 527-2
Charpy Impact Unnotched  8.00 J/cm²
@Temperature -30.0 °C		38.1 ft-lb/in²
@Temperature -22.0 °F		ISO 179/1eU
 8.50 J/cm²
@Temperature 23.0 °C		40.4 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eU
Charpy Impact, Notched  0.350 J/cm²
@Temperature -30.0 °C		1.67 ft-lb/in²
@Temperature -22.0 °F		ISO 179/1eA
 0.350 J/cm²
@Temperature 23.0 °C		1.67 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+12 ohm-cm1.00e+12 ohm-cmIEC 60093
Surface Resistance 1.00e+14 ohm1.00e+14 ohmIEC 60093
Dielectric Constant  3.8
@Frequency 1e+6 Hz		3.8
@Frequency 1e+6 Hz		IEC 60250
 3.9
@Frequency 100 Hz		3.9
@Frequency 100 Hz		IEC 60250
Dielectric Strength 40.0 kV/mm1020 kV/inIEC 60243-1
Dissipation Factor  0.0050
@Frequency 100 Hz		0.0050
@Frequency 100 Hz		IEC 60250
 0.0060
@Frequency 1e+6 Hz		0.0060
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index 600 V600 VTest solution A; IEC 60112
 600 V600 VTest solution B; IEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 80.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		44.4 µin/in-°F
@Temperature 73.4 - 131 °F		DIN 53752
Melting Point 166 - 186 °C331 - 367 °F
Maximum Service Temperature, Air 100 °C212 °F
Deflection Temperature at 1.8 MPa (264 psi) 115 °C239 °FISO 75-2
Vicat Softening Point 150 °C302 °FISO 306
Decomposition Temperature >= 240 °C>= 464 °F
Flammability, UL94 HB
@Thickness 1.60 mm		HB
@Thickness 0.0630 in
Ignition Temperature 320 - 340 °C608 - 644 °FASTM D1929
 
Processing PropertiesMetricEnglishComments
Processing Temperature 200 °C392 °FHopper Throat
Zone 1 200 °C392 °FFeed zone
Zone 2 200 °C392 °FCompression
Zone 3 200 °C392 °FMetering-zone
Zone 4 200 °C392 °FNozzle
Melt Temperature 200 °C392 °FOptimal
 190 - 230 °C374 - 446 °FInjection-molding
Mold Temperature 60.0 - 120 °C140 - 248 °FInjection-molding
 90.0 °C194 °FOptimal
 
Descriptive Properties
Commercial StatusEurope
Peripheral Screw Speed<0.3 m/s
Primary Processing TechniqueInjection Molding

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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