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Rulon Bearings

Hippe PI  (discontinued **)
Categories: Polymer; Thermoplastic; Polyimide, Thermoplastic

Material Notes: Wide temperature range for use. High oxidation resistance. UV stability, low coefficient of linear expansion, good strength at high temperatures, resistance against stress cracking.

Information provided by Hippe.

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 1.43 g/cc1.43 g/ccDIN 53 479
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength 86.0 MPa12500 psiDIN 53 455
Elongation at Break 7.5 %7.5 %DIN 53 455
Tensile Modulus 3.10 GPa450 ksiDIN 53 457
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmDIN 53 482, VDE 0303, Part 3
Surface Resistance 1.00e+15 ohm1.00e+15 ohmDIN 53 482
Dielectric Constant 3.55
@Frequency 1e+6 Hz
3.55
@Frequency 1e+6 Hz
DIN 53 483, IEC-250
Dielectric Strength 22.0 kV/mm559 kV/inBreakdown; DIN 53 481, IEC-243, VDE 0303 Part 1
Dielectric Loss Index 0.0034
@Frequency 1e+6 Hz
0.0034
@Frequency 1e+6 Hz
DIN 53 483, IEC-250
 
Thermal PropertiesMetricEnglishComments
CTE, linear 55.0 µm/m-°C30.6 µin/in-°F
Thermal Conductivity 0.350 W/m-K2.43 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 250 °C482 °FContinuous use
Flammability, UL94 V-0V-0
 
Descriptive Properties
Colorbrown
Resistance to hot water, sudsresistant in some conditions

**
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PHIPPE988 / 121992

Aluminum Castings

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