BECHEM BERULUB FK 33

Lubricant for electrical contacts

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

Materials
·  Copper
·  Brass
·  Silver

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

Characteristic data
·  Service temperature : -40 °C to +180 °C
·  Appearance : white
·  NLGI grade : 2 *
·  Denomination acc. to DIN 51502: ML 0-1 N-40

 

Thickener

Gel

Unworked penetration

1/10 mm 265 – 295 DIN ISO 2137

Copper corrosion test (24 h/100 °C)

degree of corrosion 1 DIN 51811

Flow pressure at -35 °C

mbar ≤ 300

DIN 51805

Base oil

Perfluoropolyether

Kin. viscosity at 40 °C mm2/s approx. 80

DIN 51562

Kin. viscosity at 100 °C mm2/s approx. 10

DIN 51562

 

Instructions for use

·  Prior to serial production product compatibility tests are recommended

* The indication refers to the unworked penetration