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