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Rulon Bearings

BCC Products BC 8400 Urethane Casting
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes: BC8400 is an unfilled, low viscosity, quick setting two component urethane system. When properly cured, BC 8400 will exhibit high impact strength and yield thermoplastic-like parts. Some features include the following: mercury free, high impact strength, moderate heat resistance, no objectionable odor, excellent finishing properties, turns white upon cure, thermoplastic appearance, and longer mold life.

Information provided by BCC Products, Inc.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.09 g/cc1.09 g/ccASTM D792-66
Brookfield Viscosity 190 cP190 cPMixed
 480 cP480 cPPart B
 64 cP
@Temperature 23.9 °C
64 cP
@Temperature 75.0 °F
Part A
Linear Mold Shrinkage 0.0025 cm/cm0.0025 in/inASTM D2566
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 72 - 78
@Temperature 23.9 °C
72 - 78
@Temperature 75.0 °F
ASTM D2240
Tensile Strength, Ultimate 36.72 MPa5326 psiASTM D638
Elongation at Break 13.1 %13.1 %ASTM D638
Flexural Strength 60.5 MPa8770 psiASTM D790
Flexural Modulus 1.730 GPa250.9 ksiASTM D790
Izod Impact, Notched 0.715 J/cm1.34 ft-lb/inASTM D256
 
Thermal PropertiesMetricEnglishComments
Heat Distortion Temperature 62.8 °C145 °FASTM D648
 
Processing PropertiesMetricEnglishComments
Cure Time 30.0 - 60.0 min
@Temperature 25.0 °C
0.500 - 1.00 hour
@Temperature 77.0 °F
demold time
Gel Time 3.0 min
@Temperature 24.0 °C
3.0 min
@Temperature 75.2 °F
200g; ASTM 2471-71
 
Descriptive Properties
Mix Ratio1:1 by weight or volume

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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PBCC054 / 107281

Aluminum Castings

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