Inserts Widia for Machining Aluminium Non-Ferrous Materials Aluminium Alloys Widia Step 1 Select the insert geometry Positive Inserts feed rate (mm

Inserts Widia for Machining Aluminium Non-Ferrous Materials Aluminium Alloys Widia Step 1 Select the insert geometry Positive Inserts feed rate (mm/rev) feed rate (in/rev) Step 2 Select the grade Positive Insert Geometry cutting condition -AL1 -AL3 heavily interrupted cut HCK10/HWK10 HCK10/HWK15 lightly interrupted cut c HCK10/HWK10 HCK10/HWK15 varying depth of cut, casting, or forging skin c HCK10/HWK10 HCK10/HWK15 smooth cut, pre-turned surface o HCK10/HWK10 HCK10/HWK15 Step 3 Selecting the cutting speed Low-Silicon Aluminium Alloys (hypoeutectic <12,2% Si) and Magnesium Alloys speed m/min Starting Conditions Material Group grade 250 500 750 1000 1250 1500 1750 2000 2250 2500 m/min N2 HCK10 550 High-Silicon Aluminium Alloys (hypereutectic >12,2% Si) and Magnesium Alloys speed m/min Starting Conditions Material Group grade 250 500 750 1000 1250 1500 1750 2000 2250 2500 m/min N3 HCK10 550