USER GUIDE PICCO-MF Recommended Cutting Conditions Cutting speed (Vc) Material No. Cutting Speed: Vc (m/min) for IC908 Workpiece Materials Hardness (BHN) VDI 3323 Drilling Turning & Boring Low carbon steel (<0.25% C) 1 ~150 40-100 40-180 Carbon steel (≥0.25% C) 2 150-250 40-100 40-180 Low alloy steel 6 ~180 40-80 40-140 Medium alloy steel 7 200-250 40-80 40-140 INDEXABLE DRILLS High alloy steel 8, 9 250-350 40-60 40-120 Martensitic stainless steel 12 200 20-60 40-140 Austenitic stainless steel 14 200 20-60 40-140 Grey cast iron 15,16 180-220 40-140 40-140 Ductile cast iron 17,18 200-240 40-150 40-150 Aluminum alloy 21-24 60-130 50-200 150-320 Copper alloy 26-28 90-100 50-200 150-320 Feed (f) and depth of cut (ap) 2xD Cutting Conditions Tool Diameter (mm) Machining Type ap (mm) f (mm/rev) External Turning 0.8 (0.2-2.5) 0.04 (0.01-0.08) 3-4 Face Turning 0.6 (0.02-1.7) 0.03 (0.01-0.06) Drilling - 0.02 (0.01-0.06) External Turning 1.0 (0.2-3.0) 0.04 (0.01-0.08) 5-6 Face Turning 0.8 (0.2-2.5) 0.03 (0.01-0.06) Drilling - 0.03 (0.01-0.08) External Turning 1.3 (0.3-3.5) 0.04 (0.01-0.08) 7-8 Face Turning 1.0 (0.25-0.3) 0.04 (0.01-0.07) Drilling - 0.04 (0.01-0.10) Feed (f) and depth of cut (ap) 4xD Cutting Conditions Tool Diameter (mm) Machining Type ap (mm) f (mm/rev) External Turning 0.8 (0.2-2.5) 0.03 (0.01-0.07) 3-4 Face Turning 0.6 (0.02-1.7) 0.02 (0.01-0.04) Drilling - 0.02 (0.01-0.05) External Turning 1.0 (0.2-3.0) 0.03 (0.01-0.07) 5-6 Face Turning 0.8 (0.2-2.5) 0.02 (0.01-0.04) Drilling - 0.02 (0.01-0.06) External Turning 1.3 (0.3-3.5) 0.03 (0.01-0.07) 7-8 Face Turning 1.0 (0.25-0.3) 0.02 (0.01-0.04) Drilling - 0.03 (0.01-0.08) 556 556 ISCAR ISCAR