Without disposable nonwovens. These filters use a permanent filtering fleece with backwash. They are used in the machining operations for the filtration of coolants containing any kind of particle. The filtration degree is determined both by the type of filtering medium, and by the thickness of the cake which accumulates on it. Series SBE for flow rates from 200 to 800 l/min Series RBE for flow rates from 200 to 2600 l/min Installation on single machines or small centralised