Klüber Lubrication AG

Klüber Lubrication is the world's leading manufacturer of speciality lubricants and part of the Freudenberg Group.
Klüber Lubrication develops and produces lubricants for demanding tribological challenges worldwide.
For the railway market, custom-fit lubricants are available for rolling stock as well as for infrastructure such as:  Gear oils, door lubrication, traction motor bearing lubrication, wheel bearing lubrication, wheel flange, switch lubrication, air compressor oils, brake linkage lubrication, screw lubrication, electrical contact lubrication, corrosion protection, etc. 
https://www.klueber.com/de/en/industry-solutions/industry/lubricants-railways/