Inserts for Machining Aluminium WIDIA™ offers a series of inserts specifically designed for machining Materials: aluminium materials. These inserts are available in both an uncoated N and a PVD grade for better performance and better tool life. • Easy-to-choose platform — two geometry and three grades. • Longer tool life. High positive rake for smooth chip flow. G tolerance inserts for High polish inserts to prevent better precision. built-up edge and for longer tool life. Positive Inserts AL1 For turning cast aluminium, light alloys, non-ferrous metals, high-melting metals, plastics, glass fibre, reinforced plastics, laminated board, carbon, and fine ceramics. N feed rate (mm) fn AL3 For cost-effective machining of aluminium, non-ferrous metals, and plastics. Extremely sharp cutting edges result in optimum part finishes with low cutting forces and short chips. Finishing of steel, stainless steel, and grey iron is possible with the coated grade HCK10™. N feed rate (mm) fn E58 widia.com apdepth of cut (mm)apdepth of cut (mm)