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Rulon Bearings

Polyram RamTal PM1429 Polyacetal, PTFE Filled
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, PTFE Filled
Material Notes: Polyacetal filled with PTFE for sliding parts, low friction and improved wear resistance of molded parts.

Information provided by Polyram.
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Physical PropertiesMetricEnglishComments
Density 1.45 - 1.50 g/cc0.0524 - 0.0542 lb/in³ISO 1183
Water Absorption at Saturation 0.22 %0.22 %ISO 62
Linear Mold Shrinkage 0.018 - 0.022 cm/cm0.018 - 0.022 in/inISO 2577
Melt Flow 9.0 g/10 min
@Load 2.16 kg,
Temperature 190 °C		9.0 g/10 min
@Load 4.76 lb,
Temperature 374 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 50.0 MPa7250 psiISO 527
Elongation at Break 35 %35 %ISO 527
Tensile Modulus 2.00 GPa290 ksiISO 527
Flexural Strength 70.0 MPa10200 psiISO 178
Flexural Modulus 1.90 GPa276 ksiISO 178
Izod Impact, Notched (ISO) 4.00 kJ/m²1.90 ft-lb/in²ISO 180
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmIEC 60093
Surface Resistance 1.00e+14 ohm1.00e+14 ohmIEC 60093
 
Thermal PropertiesMetricEnglishComments
Melting Point 165 °C329 °FISO 11357
Deflection Temperature at 0.46 MPa (66 psi) 155 °C311 °FISO 75
Deflection Temperature at 1.8 MPa (264 psi) 120 °C248 °FISO 75
Flammability, UL94 HB
@Thickness 3.00 mm		HB
@Thickness 0.118 in

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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