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Rulon Bearings

Kolon KOCETAL® K900 Standard Grade Acetal Resin
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes: Very low viscosity grade.

Applications: Thin and large products.

Information provided by API-Kolon.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.41 g/cc1.41 g/ccASTM D792
Moisture Absorption at Equilibrium 0.22 %0.22 %60% RH; ASTM D570
Linear Mold Shrinkage 0.020 cm/cm0.020 in/inASTM D955
Melt Flow 42 g/10 min42 g/10 minASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 8080ASTM D785
Tensile Strength 64.0 MPa9280 psiASTM D638
Elongation at Break 45 %45 %ASTM D638
Flexural Strength 96.0 MPa13900 psiASTM D790
Flexural Modulus 2.70 GPa392 ksiASTM D790
Izod Impact, Notched 0.500 J/cm0.937 ft-lb/inASTM D256
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+14 ohm-cm1.00e+14 ohm-cmASTM D257
Surface Resistance 1.00e+16 ohm1.00e+16 ohmASTM D257
Dielectric Constant 3.73.7ASTM D150
Dielectric Strength 19.0 kV/mm483 kV/inASTM D149
Dissipation Factor 0.0060
@Frequency 1e+6 Hz		0.0060
@Frequency 1e+6 Hz		ASTM D150
 
Thermal PropertiesMetricEnglishComments
CTE, linear 130 µm/m-°C72.2 µin/in-°FASTM D696
Melting Point 166 °C331 °FASTM D1525
Deflection Temperature at 0.46 MPa (66 psi) 158 °C316 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 110 °C230 °FASTM D648
Vicat Softening Point 162 °C324 °FASTM D1525
Flammability, UL94 HBHB

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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