SUMIBORON Small Hole Boring Bars SEXC
SUMIBORON Screw-on
Carbide
Oil Hole
SEXC Internal Turning and Facing
Fig 1
DMIN Min. Bore Dia. 10°
CDX
LF
GAMF
E
Holder
Parts
Dimensions ( mm )
Neck Diameter
Overall Length
Cutting Edge Distance
Max. Boring Depth
Rake Angle Applicable Sleeve
Stock Min.
Bolt
Wrench
Diameter
Bore Dia.
Cat. No.
Fig
R L
N m
DMIN DCON DN LF WF CDX GAMF
C
E06D2-SEXC R/L03-04P E06D3-SEXC R/L03-04P E06D2-SEXC R/L03-05P E06D3-SEXC R/L03-05P E06D2-SEXC R/L03-06P E06D3-SEXC R/L03-06P
4.0 4.0 5.0 5.0 6.0 6.0
6.0 3.75 33.75 1.95 8 6.0 3.75 37.75 1.95 12 6.0 4.75 35.25 2.45 10 6.0 4.75 40.25 2.45 15 6.0 5.75 36.75 2.95 12 6.0 5.75 42.75 2.95 18
-13° -13° -12° -12° -11° -11°
1 1 1 1 1 1
0.2
MIB1.6-2
0.2
HBSM60____
MIB1.6-2.5
SDBSM
0.2
MIB1.6-3
D
SEXC needs the HBSM6020 (A) adapter sleeve (sold separately).
Insert (
CARBIDE
CBN / SUMIBORON)
Fig 1
Fig 2
Dimensions ( mm )
Nose Radius Fig
DC DCB
DC DCB
R
M8
Rc1/8
Cat. No.
RE
19
● ● ● ● ● ● ● ●
ECEM03X1005L-FYF ECEM03X1005R-FYF ECEM03X101L-FYF ECEM03X101R-FYF ECEM03X1015L-FYF ECEM03X1015R-FYF ECEM03X102L-FYF ECEM03X102R-FYF 2NU-ECXA030X02LE 2NU-ECXA030X02LF
.05 1 .05 1
LF
LF
Sleeve
Fig 1
Dimensions (Inch / mm )
RE
S
.1 .1
1 1
ø3.31
Set Screw
7°
OD Dia.
Bore Dia.
Overall Length
Wrench
.15 1 .15 1
Cat. No.
Fig
1.15
75°
DC DCB LF
.2 .2 .2 .2
1 1 1 1
T
● .750 6.0 80 ● 1.000 6.0 80
HBSM601905 HBSM602054 HBSM6020 HBSM6020A
1 1 1 2
BT0506 TH025
20 6.0 80 20 6.0 80
Part Number Suffix: LE: Honing, LF: Sharp Edge
Alignment Jig Cat. No.
Adapter sleeve is optional.
V
Stock
AFBSM60
W
This jig is used for centring sleeves when setting them into holders.
Application Range
Recommended Cutting Conditions Spindle Speed n Above 2,000 RPM
May cause chattering or chipping at the cutting edge in low-speed machining. Excessive depth of cut causes deformation of the tool, which consequently leads to deterioration of dimensional tolerance.
SEXC Indexable
Depth of Cut a p
0.0004" to 0.006"
BSME Brazed
Feed Rate f 0.0004 to 0.004 IPR
−
Good
0.08
0.12
0.16
0.20
0.24
Max. Part Diameter (Inch)
Application Examples
BSME
SEXC SEXC provides drastically reduced tool costs and a tool life that is 1.5 times longer than our competitors' brazed CBN tools. Bearing Steel: Small Automotive Component
BSME provides stable machining and a tool life that is over 2 times longer than our competitors' CBN tools. Hardened Alloy Steel Valve Component
Indexable Insert SEXC
Brazed BSME
1,500 holes
1,700 holes
Competitor's Brazed CBN Tool
Competitor's CBN Tool
1,000 holes
600 holes
0
500
1,000 1,500
0 500
1,000 1,500 2,000
No. of Workpieces (pcs)
No. of Workpieces (pcs)
Part Material: Hardened Alloy Steel Valve Component (Automotive Component) Tool: BSME R50020D2S6 Grade: BN2000 Cutting Conditions: v c = 387 SFM (7,500 RPM), f = 0.0008 IPR, a p = 0.004” Dry
Part Material: Bearing Steel Small Automotive Component (60HRC) Holder: E06D2-SEXC R/L03-04P Insert: 2NU-ECXA 030X02LF (BN2000) Cutting Conditions: v c = 164 SFM (4,000 RPM), f = 0.008 IPR, a p = 0.0008” Wet
E71
• USA Stocked Item Worldwide Warehouse Item ▲ USA Limited Availability Item
N m Recommended Tightening Torque (N·m)
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