Castrol IlocutTM EDM 180 is a low viscosity mineral oil based high performance electric discharge machining (EDM) fluid, designed to enable optimum rates of metal removal, together with low electrode wear, good surface finish and fine tolerances. It is especially formulated to provide exceptional performance in all spark-erosion applications.Ilocut EDM 180 is recommended for use on all ferrous and non ferrous metals. It can be used in electric discharge machines of all sizes and is equally suitable for roughing as well as finishing operations.