Page 209 - ISCAR(HOLE_MAKING_CATALOG_65)

USER GUIDE

Machining Recommendations for FINEBEAM Drills
Tensile Material Cutting Feed : f (mm/rev)
Strength Group Hardness speed Vc Drill dia. (mm)
ISO Material Condition [N/mm ] No. (1) (HB) Chipbreaker (m/min) 25.00 - 43.00 43.01 - 89.00
2
HF 70 - 130 0.11 - 0.41 0.14-0.45
<0.25% C Annealed 420 1 125
G 70-130 0.10-0.30 0.12-0.35
HF 70-130 0.11-0.41 0.14-0.45
Non-alloy >=0.25% C Annealed 650 2 190 G 70-130 0.10-0.30 0.12-0.35
steel and cast <0.55% C Quenched and 850 3 250 HF 70-130 0.11-0.41 0.14-0.45
steel, free tempered G 70-130 0.10-0.30 0.12-0.35 DEEP DRILLING - BTA SYSTEM
cutting steel >=0.55% C Annealed 750 4 220 HF 70-130 0.11-0.41 0.14-0.45
0.12-0.35
0.10-0.30
G
70-130
Quenched and 1000 5 300 HF 70-130 0.11-0.41 0.14-0.45
tempered G 70-130 0.10-0.30 0.12-0.35
Annealed 600 6 200 HF 70-120 0.11-0.41 0.20-0.45
G
0.10-0.30
70-120
0.12-0.35
P Low alloy and cast 930 7 275 HF 55-110 0.11-0.41 0.20-0.45
G
steel (less than 5% of Quenched and HF 60-120 0.10-0.30 0.12-0.35
55-110
0.20-0.45
0.11-0.41
alloying elements) 1000 8 300
tempered G 60-120 0.10-0.30 0.12-0.35
1200 9 350 HF 55-110 0.11-0.41 0.20-0.45
G 60-120 0.10-0.30 0.12-0.35
HF 55-110 0.11-0.38 0.20-0.40
Annealed 680 10 200
High alloyed steel, cast G 70-130 0.10-0.30 0.12-0.35
steel and tool steel Quenched and High temp. alloys 11 325 HF 55-110 0.11-0.38 0.20-0.40
1100
tempered G 70-130 0.10-0.30 0.12-0.35
HF 40-110 0.11-0.41 0.20-0.45
Stainless steel Ferritic/martensitic 680 12 200 G 70-130 0.10-0.30 0.12-0.35
and cast steel Martensitic 820 13 240 HF 40-110 0.11-0.41 0.20-0.45
G 70-130 0.10-0.30 0.12-0.35
HF 40-110 0.11-0.41 0.20-0.45
M Stainless steel and cast steel Austenitic, duplex 600 14 180
G 70-130 0.10-0.30 0.12-0.35
HF 50-110 0.11-0.38 0.24-0.41
Ferritic/pearlitic 15 180
G
Grey cast iron (GG) HF 50-110 0.10-0.25 0.12-0.35
50-110
0.11-0.38
0.24-0.41
Pearlitic/martensitic 16 260
G 50-110 0.10-0.25 0.12-0.35
HF 50-110 0.11-0.38 0.24-0.41
Ferritic 17 160 G 50-110 0.10-0.25 0.12-0.35
K Nodular cast iron (GGG) HF 50-110 0.11-0.38 0.24-0.41
Pearlitic 18 250
G 50-110 0.10-0.25 0.12-0.35
HF 50-110 0.11-0.38 0.24-0.41
Ferritic 19 130 G 50-110 0.10-0.25 0.12-0.35
Malleable cast iron HF 50-110 0.11-0.38 0.24-0.41
Pearlitic 20 230 G 50-110 0.10-0.25 0.12-0.35
Not hardenable 21 60 HF 65-150 0.09-0.33 0.24-0.35
Aluminum-wrought alloys G 65-130 0.10-0.25 0.12-0.35
Hardenable 22 100 HF 65-150 0.09-0.33 0.24-0.35
0.12-0.27
0.08-0.23
G
65-130
Not hardenable 23 75 HF 65-150 0.09-0.33 0.24-0.35
65-130
0.08-0.23
G
0.12-0.27
Aluminum- ≤ 12% Si Hardenable 24 90 HF 65-150 0.09-0.33 0.24-0.35
G
N cast alloys HF 65-130 0.08-0.23 0.12-0.27
0.24-0.35
0.09-0.33
65-150
>12% Si High temperature 25 130
G 65-130 0.08-0.23 0.12-0.27
HF 65-150 0.09-0.33 0.24-0.35
>1% Pb Free cutting 26 110
G 65-130 0.08-0.23 0.12-0.27
HF 65-150 0.09-0.33 0.24-0.35
Copper alloys Brass 27 90
G 65-130 0.08-0.23 0.12-0.27
HF 65-150 0.09-0.33 0.24-0.35
Electrolitic copper 28 100
G 65-130 0.08-0.23 0.12-0.27
HF 20-55 0.09-0.30 0.20-0.33
Annealed 31 200
G
Fe base HF 20-50 0.08-0.23 0.12-0.27
20-55
0.09-0.30
0.20-0.33
Hardened 32 280
G 20-50 0.08-0.23 0.12-0.27
High temp. Annealed 33 250 HF 20-55 0.09-0.30 0.20-0.33
alloys G 20-50 0.08-0.23 0.12-0.27
Ni / Co HF 20-55 0.09-0.30 0.20-0.33
S base Hardened 34 350 G 20-50 0.08-0.23 0.12-0.27
HF 20-55 0.09-0.30 0.20-0.33
Cast 35 320
G 20-50 0.08-0.23 0.12-0.27
HF 30-60 0.09-0.30 0.20-0.33
Pure 400 36 G 30-60 0.08-0.23 0.12-0.27
Titanium alloys Alpha+beta alloys HF 30-60 0.09-0.30 0.20-0.33
hardened 1050 37 G 30-60 0.08-0.23 0.12-0.27
HF 30-60 0.09-0.30 0.20-0.33
H Hardened steel ≥ 40HRC Hardened 38
G 30-60 0.08-0.23 0.12-0.27
(1) For material groups see pages 495-524
207