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CARBIDE
Work Gray Cast Iron ( < 350MPa) Ductile Cast Iron ( < 450MPa)
Material GG30 GGG45
Drill Dia. Cutting Speed Revolution Feed rate Table Feed Cutting Speed Revolution Feed rate Table Feed
(min-1) (Min. Max.) (min-1) (Min. Max.) (mm/min)
(mm) (m/min) (mm/min) (m/min)
(mm/rev) (mm/rev) 140
1.0 40 12700 255 30 9500 315
0.02 (0.010 0.030) 460 30 6300 0.015 (0.009 0.028) 515
1.5 40 8400 550 50 7900 505
0.055 (0.032 0.080) 565 50 6300 0.05 (0.027 0.076) 475
2.0 50 7900 950 50 5300
0.07 (0.040 0.100) 0.065 (0.034 0.095)
2.5 50 6300
0.09 (0.055 0.125) 0.08 (0.045 0.120)
2.95 90 9500
0.10 (0.060 0.130) 0.09 (0.050 0.120)
Aluminium Alloy (Si<5%) Heat ResistantAlloy
Inconel718
Work
Material
Drill Dia. Cutting Speed Revolution Feed rate Table Feed Cutting Speed Revolution Feed rate Table Feed
(min-1) (Min. Max.) (min-1) (Min. Max.) (mm/min)
(mm) (m/min) (mm/min) (m/min)
(mm/rev) (mm/rev) 60
1.0 50 15900 795 10 3100 60
1.5 70 14800 0.05 (0.030 0.075) 1255 10 2100 0.02 (0.016 0.027) 90
2.0 80 12700 0.085 (0.053 0.120) 1335 15 2300 0.03 (0.025 0.040) 95
2.5 90 11400 1540 15 1900 145
2.95 100 10600 0.105 (0.060 0.150) 2435 20 2100 0.04 (0.032 0.050)
0.135 (0.075 0.200) 0.05 (0.040 0.060)
0.23 (0.100 0.350) 0.07 (0.050 0.090)
DRILLING
OPERATION GUIDANCE L020 L019
TECHNICAL DATA N001
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