Indexable Tools Tooling by DIJET SKS G II SKGTyPE ■ RECOMMENDED CUTTING CONDITIONS ● Facemill type (Insert 14-type) Tool dia. (mm) Work InsertMaterialsGrades 160No. of teeth ZN ℓ ap ae n Vf (mm) (mm) (mm) (min-1) (mm/min) ~150 2 ~112 300 3,780 Carbon steel JC8050 200 1.8 ~112 300 3,780 (C50,C55) (JC8118) 250 1.5 ~112 280 2,940 Below 250HB SPNW14 300 0.8 ~112 260 2,730 350 0.6 ~112 220 2,160 ~150 2 ~112 300 3,780 Die steel JC8050 200 1.8 ~112 300 3,780 (1.2344,1.2379) (JC8118) 250 1.5 ~112 280 2,940 Below 255HB SPNW14 300 0.8 ~112 260 2,730 350 0.6 ~112 220 2,160 ~150 2 ~112 300 3,780 Mold steel JC8050 200 1.8 ~112 300 3,780 (1.2311,P20) (JC8118) 250 1.5 ~112 280 2,940 30-36HRC SPNW14 300 0.8 ~112 260 2,730 350 0.6 ~112 220 2,160 ~150 1.6 ~112 200 2,100 Mold steel JC8118 200 1.4 ~112 200 2,100 (1.2311,P21) (JC8050) 250 1.2 ~112 200 2,100 38-43HRC SPNW14 300 0.7 ~112 160 1,570 350 – – – – ~150 1 ~112 180 1,510 Hardened diesteel JC8118(1.2344, 1.2379)SPNW1420025010.8~112~112 180 1,2601801,010 42-52HRC 300 0.5 ~112 140 690 350 – – – – ~150 2 ~112 360 4,540 Grey & Nodular 200 1.8 ~112 360 4,540 cast iron(GG, GGG)JC8118SPNW14250 1.5 ~112 360 3,780 Below 300HB 300 0.8 ~112 320 3,360 350 0.6 ~112 320 3,140 ℓ: Overhung length, ap: Axial depth of cut, ae: Radial depth of cut, n: Spindle speed, Vf: Feed speed ■ NOTE 1) The figure to be adjusted according to the machine rigidity or work rigidity. 2) In case of chatter occurring, recommend to reduce the depth of cut ap or Spindle speed and keep feed per tooth. 3) If machine does not have enough power, recommend to reduce the depth of cut ap or Spindle speed and C024 Feed speed.4)Use air blow.