USER GUIDE RECOMMENDED CUTTING CONDITION - FOR BTA BRAZED & TBTA INDEXABLE Ground Brazed Solid Drill Heads Ajustable Solid Drill Heads TensileISO MaterialConditionStrengthHardnessBTA(ø0.496 - ø2.559) , BTS(ø0.315 - ø0.787)Rm(N/HBCuttingFeed Rate TBTA-B(ø0.630 - ø1.122)No CartridgeCuttingFeed Rate mm2) Speed f (in/rev) Speed f (in/rev) SFM 0.31 - 0.79 *1 0.22 - 0.79 0.79 - 1.22 1.22 - 1.69 1.69 - 2.56 SFM 0.63 - 0.87 0.87 - 1.12 0.1 - 0.25 %C Annealed 420 125 230-394 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.006 Non-alloy steel, 0.25 - 0.25 %C Annealed 650 190 230-394 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.006 cast steel, free 0.25 - 0.25 %C Quenched and tem- 850 250 131-230 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.006 cutting steel 0.55 - 0.80 %C pered 750 220 230-394 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.006 0.55 - 0.80 %C Annealed 1000 300 180-328 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.007 0.006 - 0.011 164-328 0.003 - 0.004 0.004- 0.005 P Low alloy steel Quenched and tem- 600 200 230-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 164-328 0.003 - 0.004 0.004- 0.006 and cast steel pered 930 275 180-328 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.007 0.006 - 0.011 164-328 0.003 - 0.004 0.004- 0.005 (less than 5% Annealed 1000 300 180-328 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.007 0.006 - 0.011 164-328 0.003 - 0.004 0.004- 0.005 alloying elements) 1200 350 180-328 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.007 0.006 - 0.011 164-328 0.003 - 0.004 0.004- 0.005 High alloy steel, cast steel and Quenched and tem- 680 200 164-279 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.006 tool steel. pered 1100 325 180-328 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.007 0.006 - 0.011 164-328 0.003 - 0.004 0.004- 0.005 Stainless steel 680 200 197-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.011 0.005 - 0.012 0.006 - 0.014 131-262 0.003 - 0.005 0.004- 0.006 M and cast steel Annealed 820 240 197-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.011 0.005 - 0.012 0.006 - 0.014 131-262 0.003 - 0.005 0.004- 0.006 Quenched and tem- 600 180 197-328 0.002 - 0.005 0.002 - 0.005 0.003 - 0.010 0.004 - 0.011 0.006 - 0.013 98-197 0.002 - 0.004 0.003- 0.006 Cast iron nodular pered 180 262-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 230-328 0.003 - 0.005 0.004- 0.006 (GGG) Ferritic/martensitic 260 262-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.007 0.005 - 0.008 0.006 - 0.012 230-328 0.003 - 0.005 0.004- 0.006 K Gray cast iron Martensitic 160 197-328 0.002 - 0.005 0.002 - 0.005 0.003 - 0.007 0.004 - 0.008 0.006 - 0.010 164-295 0.002 - 0.005 0.003- 0.006 (GG) Austenitic 250 197-328 0.002 - 0.005 0.002 - 0.005 0.003 - 0.007 0.004 - 0.008 0.006 - 0.010 164-262 0.002 - 0.005 0.003- 0.006 Malleable cast iron Ferritic/pearlitic 130 164-328 0.002 - 0.005 0.002 - 0.005 0.003 - 0.007 0.004 - 0.008 0.006 - 0.010 164-295 0.002 - 0.005 0.003- 0.006 Pearlitic 230 164-328 0.002 - 0.005 0.002 - 0.005 0.003 - 0.007 0.004 - 0.008 0.006 - 0.010 164-295 0.002 - 0.005 0.003- 0.006 Aluminum- Ferritic 60 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 wrought alloy Pearlitic 100 213-328 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-295 0.003 - 0.005 0.004- 0.007 Aluminum- <=12% Si Ferritic 75 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 cast, alloyed Pearlitic 90 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 N >12% Si Not cureable 130 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 >1% Pb Cured 110 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 Copper alloys Not cureable 90 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 Cured 100 213-426 0.002 - 0.005 0.003 - 0.006 0.004 - 0.008 0.006 - 0.010 0.006 - 0.012 197-394 0.003 - 0.005 0.004- 0.007 High temp. alloysFe based High temp. 200 33-164 0.002 - 0.005 0.002 - 0.005 0.003 - 0.006 0.005 - 0.007 0.006 - 0.010 66-164 0.002 - 0.004 0.003- 0.006 Free cut- 280 33-164 0.002 - 0.005 0.002 - 0.005 0.003 - 0.006 0.005 - 0.007 0.006 - 0.010 66-164 0.002 - 0.004 0.003- 0.006 Super alloys Ni or ting 250 33-164 0.002 - 0.005 0.002 - 0.005 0.003 - 0.006 0.005 - 0.007 0.006 - 0.010 66-164 0.002 - 0.004 0.003- 0.006 S Co based Brass 350 33-164 0.002 - 0.005 0.002 - 0.005 0.003 - 0.006 0.005 - 0.007 0.006 - 0.010 66-164 0.002 - 0.004 0.003- 0.006 Electrolitic 320 33-164 0.002 - 0.005 0.002 - 0.005 0.003 - 0.006 0.005 - 0.007 0.006 - 0.010 66-164 0.002 - 0.004 0.003- 0.006 Titanium, copper Rm 400 98-164 0.002 - 0.004 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.079 66-164 0.002 - 0.004 0.003- 0.004 Ti alloys Alpha+beta alloysAcunrendealed Rm 1050 98-164 0.002 - 0.004 0.002 - 0.004 0.003 - 0.005 0.004 - 0.006 0.005 - 0.008 66-164 0.002 - 0.004 0.003- 0.004 Hardened steel Cured 55 HRc Annealed 60 HRc H Chilled cast iron Cured 400 Cast iron Cast 55 HRc 714