GENERAL TECHNICAL INFORMATION ■ Nominal Cutting Speed(SFM) for Cut off & Grooving - T-Clamp Ultra Chipbreaker ➀ TIMC Width 1.6 2, 2.4 3 4.8, 5, 6 2 3 4.8, 6 Grade TT7200 TT5100 Feed(ipr) .002 .003 .005 .002 .004 .008 .004 .008 .012 .004 .008 .012 .016 .002 .004 .008 .004 .008 .012 .004 .008 .012 .016 Workpiece BrinellMaterialHardness Cutting Speed (SFM) Carbon 0.2 %C 150 460 460 425 490 490 425 560 460 425 590 525 440 395 430 430 360 475 395 360 490 440 380 360 Steel 0.45 %C 190 440 410 395 460 460 380 510 430 380 540 475 395 330 395 395 330 425 360 330 460 395 330 295 0.83 %C 250 360 360 330 410 410 280 440 360 475 395 330 360 360 295 380 310 260 395 330 280 230 200 360 360 330 410 410 280 440 360 310 475 395 330 250 360 360 295 380 310 260 395 330 280 230 Alloy Steel 200-250 310 310 280 360 360 200 360 310 250 395 345 280 200 310 310 230 310 260 250 330 295 260 200 275-325 295 295 260 345 345 180 345 295 380 330 260 295 295 215 295 245 200 280 250 230 150 325-375 230 230 200 260 260 260 230 260 250 200 230 230 130 230 200 230 215 165 375-425 150 150 180 180 180 150 260 165 165 165 165 130 165 150 175-225 425 360 330 490 330 230 460 330 260 525 425 420 405 330 475 390 280 490 460 360 Martensitic 275-325 345 345 295 360 360 410 345 440 395 295 295 295 345 295 210 380 330 245 Stainless Steel 375-425 165 165 165 165 180 130 195 165 165 165 265 115 180 130 Austenitic 135-175 425 425 395 440 440 360 490 425 525 460 345 345 110 425 380 260 460 390 310 Carbon 150 440 440 410 460 460 395 540 440 330 575 490 380 295 395 395 330 460 380 280 490 395 330 250 Cast Steel 150-200 260 260 250 280 280 230 330 280 345 301 215 115 235 235 200 280 230 295 260 180 Alloy 200-250 230 230 215 215 215 200 280 245 295 260 165 250-300 180 180 165 230 215 260 230 130 ➀ For TIMJ chipbreaker reduce feed by approximately 30%. Iron-base Alloys (TIMC inserts) Workpiece Brinell Feed Cutting Speed Carbide Material Hardness (ipr) (SFM) (Grade) V57 . A286 solution treated .006- .008 98-130 P40A Incoloy 800, 801 81 Rb .004- .006 82-98 K10 Solution aged .006- .008 82-115 P40A 24-34 Rc .004- .006 65-80 K10 Austenitic Stainless Steel Annealed .004- .006 395-425 TT5100, P40A 302, 303, 304, 135-175 HBN .004- .006 590-625 TT7200, TT5100, P40A 310, 316, 321, 347 Martens, Stainless Steel Annealed .004- .006 655-690 P40A 135-175 HBN 403, 405, 410, Q&T .004- .006 360-394 P40A 420, 430, etc. 28-35 Rc .004- .006 425-460 TT7200, TT5100, P40A 17-4PH Solution treated .004- .006 360-394 P40A 17-7PH 28-35 Rc .004- .006 425-460 P40A Maraging Steel, Maraging Solution aged .004- .006 195-260 TT7200, P40A 36-40 Rc Annealed .006- .008 295-330 P40A 120, 180, 200, 250, 300, 26-34 Rc .004- .006 360-390 TT7200, P40A 350 Maraged .004- .006 165-200 P40A 120, 180 38-45 Rc .004- .006 197-230 TT7200, P40A Maraged .002- .004 65-100 K10 200, 250, 300, 350 50-52 Rc 1371