All Stainless Steel Contact Centrifuge for Acidic Waste Oil Processing System features: Alfa Laval MOPX205 Self-Cleaning Disc Centrifuge All Stainless Steel Piping All Stainless Steel Upper Assemblies (fluid contact areas) Sludge Tank w/ Sludge Disposal System Fully Automatic PLC/Touch-Screen Control Panel Application: 3-Phase purification of Waste Oil to remove all water & fine sediment.