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Rulon Bearings

Spartech PP5140 Talc Filled Homopolymer
Categories: Polymer; Thermoplastic; Polypropylene (PP); Polypropylene with 40% Talc Filler

Material Notes: Offers an excellent balance of processing improvement and high levels of stiffness and heat deflection temperature

Information provided by Spartech

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.25 g/cc
@Temperature 22.8 °C
1.25 g/cc
@Temperature 73.0 °F
ASTM D792
Filler Content 40 %40 %
Linear Mold Shrinkage 0.010 cm/cm0.010 in/in0.125inch wall
 0.012 cm/cm0.012 in/in4.0" disk; ASTM D955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 31.0 MPa4500 psiASTM D638
Elongation at Break 10 %10 %ASTM D638
Elongation at Yield 2.0 %2.0 %ASTM D638
Flexural Modulus 2.41 GPa350 ksisecant; ASTM D790
 3.17 GPa460 ksitangent; ASTM D790
Izod Impact, Notched 0.267 J/cm
@Temperature 22.8 °C
0.500 ft-lb/in
@Temperature 73.0 °F
ASTM D256
Gardner Impact >= 1.36 J
@Temperature 22.8 °C
>= 1.00 ft-lb
@Temperature 73.0 °F
ASTM D5420
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 4.8
@Frequency 60 Hz
4.8
@Frequency 60 Hz
ASTM D150
Dielectric Strength 19.7 kV/mm500 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
CTE, linear 172 µm/m-°C
@Temperature 20.0 °C
95.6 µin/in-°F
@Temperature 68.0 °F
ASTM E831
Deflection Temperature at 0.46 MPa (66 psi) 135 °C275 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 79.4 °C175 °FASTM D648
Vicat Softening Point 84.0 °C183 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Gloss 20 %20 %60°; ASTM D523
 
Processing PropertiesMetricEnglishComments
Drying Temperature 82.0 - 104 °C180 - 219 °F
Dry Time 4 - 6 hour4 - 6 hourto moisture < 0.01%

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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