Fire-resistant, Group HFC hydraulic oil according to DIN 51502 and VDMA 24 317. Water glycol fluid. Satisfies the 7th Luxembourg Report. Environmentally harmless, rapidly biodegradable and free of monoethylene glycol. HYDROTHERM 46 M fulfills and surpasses the requirements defined in DIN EN ISO 12922 - Fire resistant fluids type HFC 46.