Page 24 - HOLE_MAKING_CATALOG_INCH_2022_P237-P372
P. 24
USER GUIDE
DEEP DRILLING - BTA SYSTEM
Machining Recommendations for FINEBEAM Drills
Tensile Material Cutting Feed : f (IPR)
Strength Group Hardness Speed Drill dia. (inch)
ISO Material Condition [ksi] No. (1) (HB) Chipbreaker Vc (SFM) Ø.984 - 1.693 Ø1.693 - 3.504
<0.25% C Annealed 61 1 125 HF 230 - 425 .004 - .016 .006 - .018
.004 - .012
230 - 425
G
.005 - .014
HF 230 - 425 .004 - .016 .006 - .018
≥0.25% C Annealed 94 2 190
Non-alloy steel G 230 - 425 .004 - .012 .005 - .014
and cast steel, <0.55% C Quenched and tempered 123 3 250 HF 230 - 425 .004 - .016 .006 - .018
.005 - .014
.004 - .012
G
230 - 425
free cutting steel HF 230 - 425 .004 - .016 .006 - .018
Annealed 109 4 220
≥0.55% C G 230 - 425 .004 - .012 .005 - .014
Quenched and tempered 145 5 300 HF 230 - 425 .004 - .016 .006 - .018
.004 - .012
.005 - .014
230 - 425
G
Annealed 87 6 200 HF 230 - 395 .004 - .016 .008 - .018
G 230 - 395 .004 - .012 .005 - .014
P Low alloy and cast steel 135 7 275 HF 180 - 360 .004 - .016 .008 - .018
195 - 395
.004 - .012
.005 - .014
G
(less than 5% of HF 180 - 360 .004 - .016 .008 - .018
alloying elements) Quenched and tempered 145 8 300 G 195 - 395 .004 - .012 .005 - .014
HF 180 - 360 .004 - .016 .008 - .018
174 9 350 G 195 - 395 .004 - .012 .005 - .014
High alloyed steel, cast Annealed 99 10 200 HF 180 - 360 .004 - .015 .008 - .016
.005 - .014
230 - 425
G
.004 - .012
steel and tool steel Quenched and tempered 160 11 325 HF 180 - 360 .004 - .015 .008 - .016
G 230 - 425 .004 - .012 .005 - .014
Ferritic/martensitic 99 12 200 HF 130 - 360 .004 - .016 .008 - .018
230 - 425
.005 - .014
.004 - .012
G
Stainless steel and cast steel HF 130 - 360 .004 - .016 .008 - .018
Martensitic 119 13 240 G 230 - 425 .004 - .012 .005 - .014
HF 130 - 360 .004 - .016 .008 - .018
M Stainless steel and cast steel Austenitic, duplex 87 14 180 G 230 - 425 .004 - .012 .005 - .014
Ferritic/pearlitic 15 180 HF 165 - 360 .004 - .015 .009 - .016
Grey cast iron (GG) G 165 - 360 .004 - .01 .005 - .014
Pearlitic/martensitic 16 260 HF 165 - 360 .004 - .015 .009 - .016
G 165 - 360 .004 - .01 .005 - .014
Ferritic 17 160 HF 165 - 360 .004 - .015 .009 - .016
G
.004 - .01
K Nodular cast iron (GGG) HF 165 - 360 .004 - .015 .005 - .014
.009 - .016
165 - 360
Pearlitic 18 250 G 165 - 360 .004 - .01 .005 - .014
HF 165 - 360 .004 - .015 .009 - .016
Ferritic 19 130 G 165 - 360 .004 - .01 .005 - .014
Malleable cast iron HF 165 - 360 .004 - .015 .009 - .016
Pearlitic 20 230 G 165 - 360 .004 - .01 .005 - .014
Not hardenable 21 60 HF 215 - 490 .004 - .013 .009 - .014
Aluminum-wrought alloys G 215 - 425 .004 - .01 .005 - .014
Hardenable 22 100 HF 215 - 490 .004 - .013 .009 - .014
G
.005 - .011
215 - 425
.003 - .009
HF 215 - 490 .004 - .013 .009 - .014
Not hardenable 23 75 G 215 - 425 .003 - .009 .005 - .011
Aluminum- ≤12% Si Hardenable 24 90 HF 215 - 490 .004 - .013 .009 - .014
G
N cast alloys HF 215 - 425 .003 - .009 .005 - .011
215 - 490
.009 - .014
.004 - .013
>12% Si High temperature 25 130 G 215 - 425 .003 - .009 .005 - .011
>1% Pb Free cutting 26 110 HF 215 - 490 .004 - .013 .009 - .014
.005 - .011
215 - 425
.003 - .009
G
Copper alloys Brass 27 90 HF 215 - 490 .004 - .013 .009 - .014
.005 - .011
.003 - .009
G
215 - 425
HF 215 - 490 .004 - .013 .009 - .014
Electrolitic copper 28 100 G 215 - 425 .003 - .009 .005 - .011
HF 65 - 180 .004 - .012 .008 - .013
Annealed 31 200 G 65 - 165 .003 - .009 .005 - .011
Fe based HF 65 - 180 .004 - .012 .008 - .013
Hardened 32 280 G 65 - 165 .003 - .009 .005 - .011
High temperature Annealed 33 250 HF 65 - 180 .004 - .012 .008 - .013
alloys G 65 - 165 .003 - .009 .005 - .011
S Ni or Co Hardened 34 350 HF 65 - 180 .004 - .012 .008 - .013
based G 65 - 165 .003 - .009 .005 - .011
Cast 35 320 HF 65 - 180 .004 - .012 .008 - .013
.005 - .011
65 - 165
G
.003 - .009
HF 100 - 195 .004 - .012 .008 - .013
Pure 58 36 G 100 - 195 .003 - .009 .005 - .011
Titanium alloys Alpha+Beta alloys HF 100 - 195 .004 - .012 .008 - .013
hardened 152 37 G 100 - 195 .003 - .009 .005 - .011
H Hardened steel ≥40HRC Hardened 38 HF 100 - 195 .004 - .012 .008 - .013
G 100 - 195 .003 - .009 .005 - .011
(1) For material groups see pages 573-604
260 ISCAR