FINE BORING HEADS
SERIES 112—INSERT SELECTION & CUTTING DATA BORING RANGE: ø.583"-2.125"
OPTIMAL CONDITIONS: • Length to diameter ratio less than 4:1 •Rigid fixture and workpiece •Good machine spindle
CRITICAL CONDITIONS: • Length to diameter ratio over 4:1 •Unstable fixture and/or workpiece •Worn machine spindle/poor runout
Inserts & Cutting Speeds
Stock Allow “/Dia.
Insert Radius
Feed (IPR)
Optimal Conditions
Critical Conditions
Material
Speed (SFM)
Speed (SFM)
TC..11
CC..06
CC..09
TC..11
CC..06
CC..09
.008 .008-.012 TCMT110202- CTP51 .016 .016-.020 TCMT110204- CTP51 .031 .024-.040 TCMT110208- CTP51 .008 .008-.012 TCMT110202- CTP51 .016 .016-.020 TCMT110204- CTP51 .031 .024-.040 TCMT110208- CTP51
CCMT060202- CTP51 CCMT060204- CTP51 CCMT060208- CTP51 CCMT060202- CTP51 CCMT060204- CTP51 CCMT060208- CTP51
.0015-.0025
—
10.655.379 CCMT060202- TNP11 10.655.389 CCMP060204- TNP11
—
Mild, Low-Carbon Steels 10xx-15xx 1018,1020, 1551, A36
CCMT09T304- CTP51 CCMT09T308- CTP51
CCMT09T304- TNP11
.0030-.0040
1000-1450
525-675
.0050-.0060
—
—
—
.0015-.0025
—
10.655.370 CCMT060202- TNP11 10.655.380 CCMP060204- TNP11
—
High Carbon Alloy Steels 23xx-92xx, Tool Steel 4140, 4340, 8620
CCMT09T304- CTP51 CCMT09T308- CTP51
CCMT09T304- TNP11
800-1100
400-550
.0030-.0040
.0050-.0060
—
—
—
.008 .008-.012 10.655.301B CCMT060202- CTP51 .016 .016-.020 10.655.302B CCMT060204- CTP51 .031 .024-.040 10.655.303B CCMT060208- CTP51
.0015-.0025
—
10.655.379
—
—
300 Stainless Steels Austenitic 303, 304, 316, 17-4ph
CCMT09T304- CTP51 CCMT09T308- CTP51
550-800
350-525
.0030-.0040
10.655.389 11.654.845 11.654.968
.0050-.0060
—
—
—
.008 .008-.012 TCMT110202- CTP51 .016 .016-.020 TCMT110204- CTP51 .031 .024-.040 TCMT110208- CTP51
CCMT060202- CTP51 CCMT060204- CTP51 CCMT060208- CTP51
.0015-.0025
—
10.655.379
—
—
400 Stainless Steels Martensitic 403, 410, 416, 430
CCMT09T304- CTP51 CCMT09T308- CTP51
650-875
425-550
.0030-.0040
10.655.389 11.654.845 11.654.968
.0050-.0060
—
—
—
.008 .008-.012
.0015-.0025
11.655.311 CCMT060202- TNP11
—
10.655.373
—
—
Grey Cast Iron Malleable Class 20, 30
.016 .016-.020 TCMT110204- TNP11 .031 .024-.050 TCMT110208- TNP11
CCMP060204- TNP11 CCMT060208- TNP11
CCMT09T304- TNP11 CCMT09T308- TNP11
650-1000
350-500
.0030-.0040
10.655.383 11.654.868 11.654.968
.0050-.0060
—
—
—
1500-2000
— .0020-.0030
CBN-CH, CBN-CHN — .016-.030
11.938.833 11.938.835 11.938.838
—
—
—
.008 .008-.012 10.655.301A CCMT060202- TNP11 .016 .016-.020 10.655.302A CCMP060204- TNP11 .031 .024-.040 10.655.303A CCMT060208- TNP11
.0015-.0025
—
10.655.373
—
—
Cast Iron Ductile/Nodular/Chilled
CCMT09T304- TNP11 CCMT09T308- TNP11
375-625
250-350
.0030-.0040
10.655.383 11.654.868 11.654.968
.0050-.0060
—
—
—
.0010-.0020 .0020-.0030 .0030-.0040 .0015-.0025
.008 .008-.012 .016 .016-.020 .031 .024-.040 .008 .008-.012
10.655.316
—
—
10.655.319
—
—
High Temp. Alloys Titanium, Inconel, Monel
200-325
125-250
10.655.326 11.654.868 11.654.968
10.655.318 11.654.963 11.654.957
10.655.364
— 11.654.969
—
—
—
11.655.315
—
—
11.655.315
—
—
.016 .016-.020 TCMT110204- C2P .031 .024-.040 TCMT110208- C2P
TCMT110204- C2P
Copper Alloys Brass, Bronze
.0030-.0040
11.654.858 11.654.957
11.654.858 11.654.957
1100-1800
400-700
.0050-.0060
11.654.864 CCMT09T308- CTP51
—
—
—
.0015-.0025 .0030-.0040 .0050-.0060 .0015-.0025 .0030-.0040 .0050-.0060 .0015-.0020 .0020-.0025
.008 .008-.012 .016 .016-.020 .031 .024-.040 .008 .016-.020 .016 .016-.020 .031 .024-.050 .016 .004-.008 .031 .004-.008
10.655.378 10.654.877
—
10.655.378 10.654.877
—
Aluminum/Magnesium 6061, 7075 Carbide Inserts
1200-1600
600-1100
10.655.388 10.654.888 10.654.977
10.655.388 10.654.888 10.654.977
10.655.398 10.654.898 10.654.987
—
—
—
11.938.861 11.938.847
—
—
—
—
Aluminum/Magnesium 6061, 7075 PCD Inserts
2000-4000
—
10.938.841 11.938.842 11.938.843
—
—
—
11.938.860
— 11.938.851
—
—
—
10.938.834 11.938.835 11.938.838
—
—
—
Tool Steel (Min 50 Rc) CBN Inserts
200-300
—
10.938.865
—
—
—
—
—
All Cutting Data Without Guarantee Cutting Speed:
Feed Rate: IPM = RPM x IPR
SFM x 3.82 RPM = Bore ø
448
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