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Saint-Gobain Rulon® E Grade Bearing/Seal PTFE  (discontinued **)

Category Polymer , Thermoplastic , Fluoropolymer , PTFE
Manufacturer
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Saint-Gobain Rulon® E Grade Bearing/Seal PTFE  (discontinued **).pdf
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Material Notes:
Rulon® is the Saint-Gobain trade name for their family of proprietary PTFE compounds. This family of materials offers the combination of high compressive strength, low coefficient of friction, and excellent abrasion and corrosion resistance while running without lubrication. They are used in bearing and seal applications from temperature extremes of 400°F to over 500°F with and without additional lubricants. A unique property of Rulon® is the absence of stick slip, that is, erratic low-speed motion. PTFE = polytetrafluoroethyleneE Grade Bearing/Seal PTFE: Lowest deformation at elevated temperatures of any Rulon. Gray in color. Material does not have thermal or electrical insulating properties. Suitable for use in steam, wet, dry, or vacuum environments. Rc 35 or higher steel mating surface.Information provided by Saint Gobain Performance Products.
Physical Properties Metric English Comments
Density 2.26 g/cc
0.0816 lb/in³
Mechanical Properties Metric English Comments
Hardness, Shore D 65
65
Tensile Strength, Yield 13.8 MPa
2000 psi
Elongation at Break 100 %
100 %
Tensile Modulus 1.65 GPa
240 ksi
Flexural Strength 4.14 MPa
600 psi
Compressive Yield Strength 6.89 MPa
1000 psi
Max load under tribological use
10.3 MPa

@Strain 10.0 %
1500 psi

@Strain 10.0 %
Izod Impact, Notched 3.20 J/cm
6.00 ft-lb/in
Coefficient of Friction, Dynamic 0.25
0.25
Dry vs. Steel
Coefficient of Friction, Static 0.20
0.20
Dry vs. Steel
Limiting Pressure Velocity 0.350 MPa-m/sec
10000 psi-ft/min
Thermal Properties Metric English Comments
Thermal Conductivity 0.403 W/m-K
2.80 BTU-in/hr-ft²-°F
Deflection Temperature at 1.8 MPa (264 psi) 121 °C
250 °F
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+14 ohm-cm
1.00e+14 ohm-cm
Dielectric Constant 2.5

@Frequency 1.00e+6 Hz
2.5

@Frequency 1.00e+6 Hz
Dielectric Strength 10.8 kV/mm
275 kV/in
Short Term
Descriptive Properties Value Comments
Color Grey
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