Page 175 - ISCAR(HOLE_MAKING_CATALOG_65)

SCD-SXC50 OAL
Solid Carbide Drills with LCF LS DC h7
Internal Coolant Channels, LU
Drilling Depth 50xD 135
DCONMS h6
PL

Dimensions SOLID CARBIDE DRILLS

IC908
Designation DC DCONMS OAL LU LCF LS PL ULDR (2)
SCD 040-217-060 SXC50 4.00 6.00 270.00 217.00 225.0 40.0 0.660 50.0 •
SCD 042-217-060 SXC50 4.20 6.00 270.00 217.00 225.0 40.0 0.693 50.0 •
SCD 045-267-060 SXC50 4.50 6.00 320.00 267.00 275.0 40.0 0.743 50.0 •
SCD 047-267-060 SXC50 (1) 4.70 6.00 320.00 267.00 275.0 40.0 0.775 50.0 •
SCD 048-267-060 SXC50 4.80 6.00 320.00 267.00 275.0 40.0 0.792 50.0 •
SCD 050-267-060 SXC50 5.00 6.00 320.00 267.00 275.0 40.0 0.825 50.0 •
SCD 055-302-060 SXC50 5.50 6.00 360.00 302.00 310.0 45.0 0.907 50.0 •
SCD 058-302-060 SXC50 (1) 5.80 6.00 360.00 302.00 310.0 45.0 0.957 50.0 •
SCD 060-302-060 SXC50 6.00 6.00 360.00 302.00 310.0 45.0 0.990 50.0 •
• For user guide, see pages 175-184
(1) On request
(2) Usable length diameter ratio
Recommended Machining Conditions for SCD-SXC50 Solid Carbide Drills Cutting Diameter

Tensile Strength [N/mm 2 ] Hardness HB Material No. Cutting Speed Vc (m/min) Feed (mm/rev)
ISO Material Condition 3.0-4.0 4.1-5.0 5.1-6.0 6.1-7.0 7.1-8.0
< 0.25 %C Annealed 420 125 1
>= 0.25 %C Annealed 650 190 2
Non-alloy steel < 0.55 %C Quenched and 850 250 3
and cast steel, tempered 55-65 0.043-0.048 0.058-0.063 0.068-0.078 0.083-0.093 0.093-0.117
free cutting steel >= 0.55 %C Annealed 750 220 4
Quenched and
>= 0.55 %C 1000 300 5
tempered
Annealed 600 200 6
P Low alloy steel and cast 930 275 7
steel (less than 5% of Quenched and 45-55 0.023-0.043 0.033-0.058 0.043-0.068 0.053-0.083 0.065-0.103
alloying elements) tempered 1000 300 8
1200 350 9
Annealed 680 200 10
High alloyed steel, cast 35-45 0.02-0.023 0.03-0.033 0.04-0.043 0.05-0.055 0.06-0.071
steel, and tool steel Quenched and 1100 325 11
tempered
Ferritic/
Stainless steel and cast steel martensitic. 680 200 12 30-35 0.02-0.023 0.03-0.033 0.04-0.043 0.051-0.055 0.06-0.071
Martensitic 820 240 13
M Stainless steel and cast steel Austenitic 600 180 14 25-30 0.02-0.023 0.03-0.033 0.04-0.043 0.051-0.055 0.06-0.071
Ferritic/pearlitic 180 15
Grey cast iron (GG) 60-70
Pearlitic 260 16
Ferritic 160 17
K Cast iron nodular (GGG) 55-60 0.035-0.071 0.05-0.098 0.06-0.121 0.075-0.150 0.085-0.198
Pearlitic 250 18
Ferritic 130 19
Malleable cast iron 50-55
Pearlitic 230 20
Annealed 200 31
Fe based 30-35 0.02-0.023 0.03-0.033 0.04-0.043 0.051-0.055 0.063-.0.71
Cured 280 32
High temp. alloys Annealed 250 33
Ni or Co
S based Cured 350 34 25-30 0.017-0.02 0.027-0.03 0.037-0.04 0.047-0.05 0.06-0.066
Cast 320 35
Pure RM 400 110 36
Titanium Ti alloys Alpha+beta 30-35 0.018-0.021 0.028-0.031 0.038-0.041 0.048-0.051 0.062-0.069
alloys cured RM 1050 310 37

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