PLUNGING CUTTERS Recommended Cutting Conditions for Face Milling Ap Ae TANGPLUNGE - FACE MILLING Workpiece Material ISO class Typical Representative DIN/ ISCAR Carbide Cutting ISO mat. AISI/SAE/ Hardness Insert HTP grade for speed Vc, Feed Fz, 513 Description group* ASTM DIN W.-Nr. HB LN… type inserts m/min mm/t Coolant Non-alloy steel and caststeel, free cutting steel41060 1.1221 180-200 80-120 0.1-0.2 Low alloy and cast steel (less than 5% of 8 4340 1.6582 260-300 80-120 0.1-0.18 alloying elements)Low alloy and cast IC830/IC928 Air blow P steel (less than 5% of 9 3135 1.571 HRC35-40**…ER 80-120 0.1-0.15 alloying elements) High alloy steel 10 H13 1.2344 200-220 80-100 0.08-0.15 Martensitic s.s. 12 420 1.4021 200 IC830/IC330/IC32880-1000.08- Air blow/0.15wet M Austenitic s.s. 14 304L 1.4306 200 …ER IC830/IC330/IC32860-800.08-0.1 Wet(emulsion) Grey cast iron 16 Class 40 0.6025 (GG25) 250 150-200 0.12-0.2 K Nodular cast iron 17 Class65-45-12 0.7050(GGG50) 200 …ER IC810/IC910100-180 0.1-0.18 Air blow Ni-based HTSASTi alloys 34 Inconel718 2.4668 35037Ti6Al4V(Grade 5)…ER3.7164HRC 34-36IC328/20-25 0.08-0.12 WetIC33035-400.08-(emulsion)0.12 H Hardened steel 38 4340 1.6582 HRC 45 max …ETR IC808/IC90870-100 0.08-0.1 Air blow The table data refers to a cutter overhang of up to 4xD and the maximal width of cut Ae=0.7xD (D-the diameter of a cutter) The maximal depth of cut Ap is 2.5 mm for hardened steel and 3 mm for other material groups * ISCAR material group in accordance with VDI 3323 standard ** Quenched and tempered 257