Hydraunycoil FH 6 is a petroleum-based hydraulic fluid with a viscosity of 14 cSt at 40°C and a viscosity index exceeding 300. It exhibits strong anti-rust properties. Hydraunycoil FH 6 is micro-filtered and is supplied with a controlled particulate contamination. It can be used over an extremely wide temperature range, from -54°C to +135°C in air-tight circuits.