TURNINGTAPPINGHOLEMAKINGSOLID END MILLINGINDEXABLE MILLING High-Performance Solid Carbide End Mills • VariMill™ Application Data • VariMill II™ ER • Series 57NE • Metric Side Milling (A)and Slotting (B)WS15PE Recommended feed per tooth (fz = mm/th) for side milling (A).For slotting (B), reduce fz by 20%. Cutting Speed A B — vc D1 — Diameter Material m/min Group ap ae ap min max mm 10,0 12,0 16,0 18,0 20,0 25,0 P 56 1,5 x D1,5 x D0,5 x D0,5 x D1xD0,75 x D60–10050–75fzfz 0,0480,040 0,0560,047 0,0700,057 0,0760,061 0,0810,065 0,0910,071 1 1,5 x D 0,5 x D 1xD 90 – 115 fz 0,061 0,070 0,087 0,095 0,101 0,114 M 2 1,5 x D 0,5 x D 1xD 60 – 80 fz 0,048 0,056 0,070 0,076 0,081 0,091 3 1,5 x D 0,5 x D 1xD 60 – 70 fz 0,040 0,047 0,057 0,061 0,065 0,071 1 1,5 x D 0,3 x D 0,3 x D 50 – 90 fz 0,061 0,070 0,087 0,095 0,101 0,114 S 23 1,5 x D1,5 x D0,3 x D0,3 x D0,3 x D1xD25–5040–90fzfz 0,0320,048 0,0370,056 0,0460,070 0,0500,076 0,0540,081 0,0610,091 4 1,5 x D 0,5 x D 1xD 50 – 60 fz 0,045 0,052 0,064 0,069 0,074 0,084 H 12 1,5 x D1,5 x D0,5 x D0,2 x D0,75 x D0,5 x D80–14070–120fzfz0,0540,040 0,0620,047 0,0770,057 0,0830,061 0,0880,065 0,0980,071 NOTE: Lower value of cutting speed is used for high stock removal applications or for higher hardness (machinability) within group. Higher value of cutting speed is used for finishing applications or for lower hardness (machinability) within group. Above parameters are based on ideal conditions. For smaller taper machining centres, please adjust parameters accordingly on >12mm diameters. = A LL-STAR PORTFOLIO PRODUCT. ALL-STAR PRODUCTS ARE PROVEN SOLUTIONS THAT ARE ALWAYS AVAILABLE. widia.com B25