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Rulon Bearings

Network Polymers Kepital® F20-25
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, 30% Glass Fiber Reinforced

Material Notes: Description: Natural Acetal Copolymer, 25% Glass Reinforced Grade

Information provided by Network Polymers Inc.

A. Schulman has acquired Network Polymers.

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 1.59 g/cc1.59 g/ccASTM D792
Moisture Absorption at Equilibrium 0.20 %0.20 %23°C at 60% RH; ASTM D570
Linear Mold Shrinkage 0.0050 cm/cm0.0050 in/inASTM D955
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
Procedure A Condition E; ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 9595ASTM D785
Tensile Strength at Break 142 MPa20600 psiASTM D638
Elongation at Break 3.0 %3.0 %ASTM D638
Flexural Strength 206 MPa29900 psiASTM D790
Flexural Modulus 8.6295 GPa1251.6 ksiASTM D790
Shear Strength 74.5 MPa10800 psiASTM D732
Izod Impact, Notched 0.961 J/cm1.80 ft-lb/inASTM D256
Tensile Impact 17.7 J/cm33.2 ft-lb/inS type; ASTM D1822
 
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 Strength 23.0 kV/mm584 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
CTE, linear 19.8 - 30.1 µm/m-°C
@Temperature 20.0 °C
11.0 - 16.7 µin/in-°F
@Temperature 68.0 °F
ASTM D696
Melting Point 165 °C329 °F10°C/min heating; DSC
Deflection Temperature at 0.46 MPa (66 psi) 164 °C327 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 163 °C325 °FASTM D648
Flammability, UL94 HB
@Thickness 0.0790 mm
HB
@Thickness 0.00311 in

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PDIAM157 / 29995

Master Bond adhesives

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