RULON® 123

RULON® 123

Rulon Product

Rulon® 123 is a glossy black non-abrasive compound for softer mating surfaces, such as stainless steel. This material has excellent chemical resistance and is FDA, USDA, and NSF compliant. It is less expensive than Rulon® J, but is slightly less flexible and higher in wear.

It has a high resistance to deformation, low coefficient of friction and good thermal and electrostatic dissipation. This material has a maximum operating temperature of 550˚F (288˚C).

Rulon® 123 releases black wear debris over time and should not be used in ultra-dry, vacuum applications, or where electrical insulation is desired.

Typical Product And Application Description

Products Applications
• Automatically molded bearings & components• Pumps
• Sleeve, flanged and thrust bearings• Mixers
• Piston rings• Compressors
• Stamped and formed seals• Appliances
• Extruded shapes• Automotive lip seals
• Machined parts• Liners
• Molded shapes• Linear slides
• Pipe supports
• Wear bands
• Dust seals
• Solenoid valves
• TPS shaft seals
• EGR valves

Design Criteria RULON® 123

Temperature - Typical Range ˚F (˚C )-400/+550 (-240/+288)*
Maximum PV (continuous)(MPa•m/s)10,000 (0.35)*
Maximum P - psi (static)(MPa)1,000 (6.9)*
Maximum V -SFM (no load)(m/s)400 (2)*
Shaft Hardness - MinimumRb25
Shaft finish recommended Ra µin(µm)8 - 16 (0.2-0.4)
Shaft MaterialSteel
Engineering Information
Friction - static & dynamic0.10 - 0.30
Water Absorption ASTM D5700
Flammability ASTM D635Non-Flammable
Chemical ResistanceInert
Thermal Conductivity BTU/hr/sq. ft./˚F/in. (W/m•K)4.6 (0.66)*
Linear Coefficient of 78˚ to 200˚F Thermal Expansion (26˚ to 93˚C) x 10 -5 in/in °F (x 10 -5 m/m °C)Diameter 4.4 (7.9)* Length 7.0 (12.6)*
Physical Data
Elongation ASTM D48941.5
Tensile Strength ASTM D4894 (MPa)2500 psi (17.2)*
Deformation ASTM D6212.5% (1500 psi - 24 hr. RT)
Specific Gravity ASTM D7922.12
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