Mill Diameter (mm),Material,Depth of Cut (mm),Speed (RPM),Feed Rate (mm/min),Tool Material,Cooling Method,Surface Finish Quality,Observations 10,ABS,2,1500,300,Carbide,Air Blast,High,Smooth finish with slight burrs 8,Polycarbonate,1.5,2000,250,High-Speed Steel,Cooling Fluid,Medium,Good finish but some melting 12,Nylon,2.5,1300,280,Carbide,Air Blast,High,Excellent surface finish 6,PVC,1,1700,220,Carbide,Air Blast,Medium,Finish shows some tool marks 10,Polypropylene,2,1400,260,High-Speed Steel,None,Low,Surface shows significant roughness