CBN Cutter for High-Speed Cast Iron Milling RM Type
Cast Iron
Radial
-6° 45' -5° 45'
Rake Angle
Axial
Fig 1
Fig 2
BD
BD
DCSFMS DCB
DCSFMS
DCB KWW
KWW
ø13 ø20
DC D1
L
DC
High-speed, High-efficiency Milling for Cast Iron
● High-Efficiency Milling of Gray Cast Iron · Utilises solid SUMIBORON BNS800 for high-speed cutting of v c = 60 SFM. · High speed roughing with depth of cut up to 0.118" · Wiper insert for high-speed finishing ● Low Cost · Economical double-sided insert with 8 usable corners · Insert can be reground and used again ● Simple Runout Adjustment Mechanism · Simple design for insert direct mounting · Easy yet precise runout precision adjustment
Body
Dimensions (mm)
Keyway Depth KDP
Keyway Width KWW
Bore Dia. DCB 25.40 31.75 38.10 50.80
Mounting Depth CBDP
Maximum Spindle Speed (min -1 )
Dia. DC
O.D. BD
Boss DCSFMS
Bolt D1
Height LF
Weight (kg)
Number of Teeth
Cat. No.
Fig
RM3080R RM3100R RM3125R RM3160R
● ● ● ●
80
90
60
50 50 63 63
9.5
6 8
25 32 38 38
6 9,000 1.6 1 8 8,000 2.1 2 10 7,000 3.9 2 12 6,000 5.9 2
-
100 125 160
110 135
70 46 80 59
12.7
15.9 10 19.1 11
170 100 80
Inserts are sold separately.
●USA Stock Standard Item
Insert
Dimensions ( mm )
Grade
SUMIBORON
High-speed / Light General-purpose
K K K
Fig 1
Fig 2
Wiper Insert
Process
3.18
9.525
3.18
9.525
R 0.8
Roughing
Cat. No.
Fig
SNGN090308 SNGN090312 SNEN090308W
● ● ●
1 1 2
CAUTION · Do not use inserts with different catalogue numbers, such as a mix of standard and wiper inserts, on a single cutter setting. · New and reground inserts cannot be mixed for use. Use either only new inserts or only reground inserts. · Inserts can only be reground once (inscribed circle dimension must be at least 9.125mm).
Wrench TTX20 (For Clamp)
TH015 (For Adjustment) TH020 (For Adjustment)
Adjustment SRFJ
Insert
Shim RMS Flat Screw for Shim BFTX0307N
For hardened steel machining, use the ACE MILL DNF Type. Insert: L64
Double Screw WB6-16T
Clamp RMW
Recommended Cutting Conditions
Parts
Work Material
Insert Grade
Cutting Speed v c (SFM) Min. - Max.
Feed Rate f z (IPT) Min. - Max.
ISO
Hardness
Clamp Wrench (For Adjustment) RMW WB6-16T RMS BFTX0307N N m 2.0 SRFJ TTX20 TH015 TH020 Double Screw Shim Flat Screw for Shim Adjustment Screw Wrench (For Clamp) Wrench (For Adjustment)
Gray Cast Iron
BNS800 (Dry)
K
250HB 2,625 - 5,000 0.002 - 0.008
The cutting conditions above are a guide. Actual conditions will need to be adjusted according to machine rigidity, work clamp rigidity, depth of cut and other factors. Note
L126
N m Recommended Tightening Torque (N·m)
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