BECHEM BERULUB FK 60

Lubricant for electrical contacts

Examples of Application
·  Anti noise grease for car switches (Reduced of propagation of acoustic waves)
·  Small gears
·  Fine mechanical instruments
·  Circuit breakers in medium voltage plants particularly in the presence of SF6 quencher gas

Material combinations
·  Copper / copper
·  Plastic / plastic
·  Copper / silver

Properties
·  Protects against impurity layers and spark formation
·  No drop point
·  Very good low temperature properties
·  Water repellent
·  Good corrosion protection
·  Good adhesion
·  Resistant to oxidation
·  Noise damping
·  Resistant to cold and hot water, water steam as well as aqueous alkaline, acid disinfecting and cleaning agents

Characteristic data
·  Service temperature : -50 °C to +160 °C
·  Appearance : beige
·  NLGI grade : 2
·  Denomination acc. to DIN 51502 : MHC 2 P-50

 

Thickener

Polyurea

Worked penetration

1/10 mm 265 – 295 DIN ISO 2137

Drop point

°C ≥ 240 IP 396

Copper corrosion test (24 h/100 °C)

degree of corrosion 1 DIN 51811

Water resistance

evaluation grade 0 – 90

DIN 51807-1

Flow pressure at -35 °C mbar ≤ 600

DIN 51805

Base oil

Poly alpha olefin

Kin. viscosity at 40 °C mm2/s approx. 30

DIN 51562

Kin. viscosity at 100 °C mm2/s approx. 6

DIN 51562

 

Instructions for use

·  Prior to serial production compatibility tests are recommended