Centrifuges Our Centrifuges are Alfa Laval model 418 centrifuges with variable front & back drives. The Centrifuges are ideal for the following conditions: Industrial Sludge Removal Fluid Recycling and Wastewater Purification Oily sludge removal, Waste Oil Recycling, Tank Bottom Cleaning Dewatering Centrifuge, Remediation, Slop Oil, Refinery oily waste .....Download our operating manual