R W ±0.04 Tmax Dmax PENTA 34N-C 34 Inserts with 5 Cutting Edges for Parting and Grooving Hard Materials, Tough and General Applications 4.3 Recommended Dimensions Machining Data f groove Designation W ±0.02 R T max-r (1) IC908 (mm/rev) PENTA 34N150C015 1.50 0.15 8.00 • 0.03-0.07 GROOVE-TURN PENTA 34N200C020 2.00 0.20 8.00 • 0.04-0.14 PENTA 34N200C100 2.00 1.00 8.00 • 0.05-0.16 PENTA 34N222C015 2.22 0.15 8.00 • 0.05-0.14 PENTA 34N230C020 2.30 0.20 8.00 • 0.05-0.14 PENTA 34N239C015 2.39 0.15 8.00 • 0.05-0.15 PENTA 34N239C120 2.39 1.20 8.00 • 0.05-0.18 PENTA 34N247C020 2.47 0.20 8.00 • 0.05-0.18 PENTA 34N250C020 2.50 0.20 8.00 • 0.05-0.18 PENTA 34N270C010 2.70 0.10 10.00 • 0.05-0.18 PENTA 34N287C020 2.87 0.20 10.00 • 0.05-0.18 PENTA 34N300C000 3.00 0.00 10.00 • 0.04-0.10 PENTA 34N300C020 3.00 0.20 10.00 • 0.06-0.22 PENTA 34N300C040 3.00 0.40 10.00 • 0.06-0.25 PENTA 34N300C150 3.00 1.50 10.00 • 0.06-0.20 PENTA 34N315C015 3.15 0.15 10.00 • 0.06-0.20 PENTA 34N318C020 3.18 0.20 10.00 • 0.06-0.22 PENTA 34N330C010 3.30 0.10 10.00 • 0.06-0.20 PENTA 34N348C020 3.48 0.20 10.00 • 0.06-0.25 PENTA 34N350C025 3.50 0.25 10.00 • 0.06-0.30 PENTA 34N398C020 3.98 0.20 10.00 • 0.06-0.30 PENTA 34N400C030 4.00 0.30 10.00 • 0.06-0.30 • For cutting speed recommendations and user guide, see pages 340-351 (1) For grooving and parting depths relative to part diameter, see page 277 For tools, see pages: PCADR/L (268) • PCADR/L 34N-RE (269) • PCHBR/L (269) • PCHPR/L (268) • PCHR/L-34 (267) • PCHR/L-34-JHP (267) Dmax as a Function of Parting / Grooving Depth (T) for PENTA 34 Inserts ØDmax Tmax ÿ Dmax W±0.02 T≤5.0 T≤6.0 T≤7.0 T≤8.0 T≤8.5 T≤9.0 T≤10.0 1.50 ≤ W ≤ 2.69 - - N.L. 350 165 100 55 2.70 ≤ W ≤ 4.00 55 20 Dmax for parting = 2 x Tmax N.L. = No Limit 277