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Rulon Bearings

Borealis HF136MO Polypropylene
Categories: Polymer; Thermoplastic; Polypropylene (PP)

Material Notes: HF136MO is a polypropylene homopolymer intended for injection molding. This grade is characterized by a good combination of mechanical and flow properties. This polymer is a CR (controlled rheology) grade with narrow molecular weight distribution giving low warpage. Applications: caps and closures

Information provided by Borealis AG

Key Words: PP
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Physical PropertiesMetricEnglishComments
Density 0.908 g/cc0.0328 lb/in³ISO 1183
Linear Mold Shrinkage 0.010 - 0.020 cm/cm0.010 - 0.020 in/in
Melt Flow 20 g/10 min
@Load 2.16 kg,
Temperature 230 °C
20 g/10 min
@Load 4.76 lb,
Temperature 446 °F
ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 9898ISO 2039-2
Tensile Strength, Yield 34.0 MPa4930 psi50mm/min; ISO 527-2
Elongation at Yield 9.0 %9.0 %50mm/min; ISO 527-2
Tensile Modulus 1.50 GPa218 ksi1mm/min; ISO 527-2
Charpy Impact, Notched 0.350 J/cm²
@Temperature 23.0 °C
1.67 ft-lb/in²
@Temperature 73.4 °F
ISO 179/1eA
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 92.0 °C198 °FISO 75-2
 
Processing PropertiesMetricEnglishComments
Melt Temperature 230 - 260 °C446 - 500 °F
Mold Temperature 10.0 - 30.0 °C50.0 - 86.0 °F
Hold Pressure 20.0 - 50.0 MPa2900 - 7250 psi
 
Descriptive Properties
Injection Velocityhighest possible

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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