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Lubricating greases / Lubricating greases for electrical contacts

Berulub FK 33

SKU Nr. 10000274 / 9013649
Lubricant for electrical contacts

Berulub FK 33 was developed for lubrication and contact protection of sliding contacts of copper, bronze and silver. Berulub FK 33 protects against the formation of impurity layers and is neutral towards plastics and insulation materials. The product is characterized by very good high and low temperature behavior and excellent noise damping.

Electrical contacts
Low temperatures
High temperatures
Compatible with plastics
Automotive industry

Product description

Industries
Automotive industry
Examples of application

  • Suitable for all kinds of carbon-film potentiometers, relay switches, motor or generator commutators
  • Variable condensers as well as high-frequency sliding contacts
  • Mechanical switch components, especially for noise damping of plastic materials
Properties

  • Protects against formation of impurity layers
  • No drop point
  • Very good high and low temperature properties
  • Excellent noise damping
  • High oxidation resistance
  • Reduces friction and wear
  • Very good compatibility with plastics and elastomer materials


Typical Characteristics

Base oil
Perfluorpolyether (PFPE)
Thickener
Gel
NLGI-grade
2
Kinematic viscosity at 100 °C
10,0 mm²/s
Kinematic viscosity of the base oil at 40 °C
80,0 mm²/s
Working temperature range
-40 – 180 °C
Color/Appearance
white
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Berulub FK 33
Lubricant for electrical contacts

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