LARGE DIAMETER BORING HEADS
SERIES 318 FINISH BORING INSERT SELECTION & CUTTING DATA RANGE: Ø7.795"-25.157"
Insert Type & Size
Insert Radius
Stock Allowance on Dia.
Feed (IPR)
Speed (SFM)
Material
TC..11
CC..09
Mild, Low-Carbon Steel 10XX-15XX 1018,1020,1551, A36 High Carbon Alloy Steels 23XX-92XX Tool Steel 4140, 4340, 8620 300 Series Stainless Steel Austenitic 303, 304, 316, 17-4ph 400 Series Stainless Steel Martensitic 403, 410, 416, 430
TCMT110204-TNP12
CCMT09T304-TNP12
.016
.016-.020
.0040
600-1100
11.655.336
CCMT09T308-TNP12
.031
.024-.040
.0060
TCMT110204-CTP51
CCMT09T304-CTP51
.016
.016-.020
.0040
500-900
TCMT110208-CTP51
CCMT09T308-CTP51
.031
.024-.040
.0060
10.655.389
CCMT09T304-TNP12
.016
.016-.020
.0040
400-750
10.655.399
CCMT09T308-TNP12
.031
.024-.040
.0060
10.655.302B
CCMT09T304-TNP12
.016
.016-.020
.0040
450-800
10.655.303B
CCMT09T308-TNP12
.031
.024-.040
.0060
Grey Cast Iron Malleable Class 20, 30
TCMT110204-TNP11
CCMT09T304-TNP11
.016
.016-.020
.0040
500-1000
TCMT110208-TNP11
CCMT09T308-TNP11
.031
.024-.050
.0060
11.938.833
11.938.838
CBN-CH, CBN-CHN
—
.008-.016
.0030
1300-1650
10.655.302A
CCMT09T304-TNP11
.016
.016-.020
.0040
Cast Iron Ductile/Nodular/Chilled
350-600
10.655.303A
CCMT09T308-TNP11
.031
.024-.040
.0060
10.655.354
11.654.968
.016
.012-.016
.0020
High Temp. Alloys Titanium, Inconel, Monel, etc.
200-325
10.655.364
11.654.969
.031
.018-.032
.0030
TCMT110204-C2P
11.654.957
.016
.016-.020
.0040
Copper Alloys Brass & Bronze
900-1400
TCMT110208-C2P
CCMT09T308-C2P
.031
.024-.050
.0060
10.655.388
10.654.977
.016
.016-.020
.0040
Aluminum/Magnesium 6061, 7075
1000-1600
10.655.398
10.654.987
.031
.024-.040
.0060
Aluminum/Magnesium 6061, 7075 PCD Inserts Hardened Steel Min. 50HRc CBN Inserts
10.938.841
11.938.843
.016
.016-.020
.0040
1500-3000
11.938.860
11.938.851
.031
.024-.050
.0060
10.938.834
11.938.838
.016
.005-.010
.0015
200-300
10.938.865
—
.031
.006-.012
.0020
Do not exceed maximum RPM as marked on the extension slide! ! CAUTION All Cutting Data Without Guarantee
Cutting Speed:
Feed Rate: IPM = RPM x IPR
SFM x 3.82
RPM =
Bore Ø
513
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