Klübersynth FB-4 series ultra-fine filtered synthetic hydraulic oil extends component life and lowers operating cost. The series features three oils, ISO VG grades 32, 46, and 68. The series was designed to lubricate rolling bearings of high-speed machine tool spindles. It can be used in hydraulic systems and components including dirt-sensitive servovalves. The FB-4 series are PAO oils of purity class 15/13/10 in accordance with ISO 4406 and meet HLP requirements DIN 51524-2.
Klüber Lubrication, (603) 647-4104