Cartridge Units
This section introduces an overview of the series. Refer to the separate "SEC-Cartridge Unit/Micro Unit" catalogue for details on Micro Units (holders, inserts, spare parts) and quill unit seat machining.
Features of Each Model
MINIT type
ISO type
Classification Standard type
Cat. No.
BU type MINIT P24 type MINIT N38 type SP type/SX type/SC type
CP type
CE type
PN type
The most common type of cartridge units
Mini type with good edge sharpness and chip control
Compact type for multi- tooling configurations
Screw-on type positive cutting edge with excellent sharpness and chip evacuation
Positive cutting edge type for low-rigidity work
High rake cutting edge type for non-ferrous metal machining
Negative cutting edge type with excellent compatibility and economy
Shape
Items
G
Clamp Mechanism Pin Lock
Screw-on Axial: No Radial: Yes
Pin Lock
Screw-on
Clamp-on
Clamp-on
Pin Lock
No (By using shims)
Adjustability
Yes
Yes
Yes
Yes
Yes
Rake Angle
Neg.
Pos.
Neg.
Pos.
Pos.
Pos.
Neg.
Applicable Insert Relief Angle
0°
11°
0°
11° (SP type) 7° (SX type/SC type)
11°
20°
0°
Cutting Edge Position Above centre Above centre and on centre Above centre On Centre
On Centre
On Centre
On Centre
Min. Bore Dia. (mm)
ø24
ø24
ø38
ø30
ø30
ø30
ø38
Cartridge Unit Cat. No. (For Triangular Inserts) by Model/Tooling type
( ) shows the min. bore diameter (mm).
Stock MINIT P24 type R L
Stock MINIT N38 type R L
Stock R L
Stock R L
Stock R L
Stock R L
Stock R L
Configuration BU type
SP type/SX type/SC type
CP type
CE type
PN type
MTGN3 R/L(38) STGP R/L-10CA(38) CTGP R/L10CA(38) CTGE R/L10CA(38)
PTGN R/L10CA(38) PTGN R/L12CA(50) PTGN R/L16CA(60) PTGN R/L20CA(70)
STGP R/L-12CA(50) CTGP R/L12CA(50) CTGE R/L12CA(50)
STGP R/L-16CA(60) CTGP R/L16CA(60)
0°
BU224 R/L(48) BU225 R/L(60)
STJP R/L-10CA(38) CTJP R/L10CA(38) STJP R/L-12CA(50) CTJP R/L12CA(50) STJP R/L-16CA(55) CTJP R/L16CA(55)
CTJE R/L10CA(38) CTJE R/L12CA(50)
MTJP22 R/L(24) MTJN3 R/L(38)
5° <3°>
< >: MINIT P24
BU252 R/L(24) MTFP22 R/L(24) MTFN3 R/L(38) STFP R/L- 8CA(30) CTFP R/L 8CA(30) CTFE R/L 8CA(30) PTFN R/L10CA(38) BU253 R/L(30) STFP R/L-10CA(38) CTFP R/L10CA(38) CTFE R/L10CA(38) PTFN R/L12CA(50) BU254 R/L(38) STFP R/L-12CA(50) CTFP R/L12CA(50) CTFE R/L12CA(50) PTFN R/L16CA(55) BU255 R/L(48) STFP R/L-16CA(55) CTFP R/L16CA(55) CTFE R/L16CA(55) PTFN R/L20CA(70) BU256 R/L(55) CTFP R/L20CA(70) CTFE R/L20CA(70)
0°
BU293 R/L(30) BU294 R/L(38) BU295 R/L(48)
MTUP22 R/L(24) MTUN3 R/L(38) STUP R/L-10CA(38) CTUP R/L10CA(38) CTUE R/L10CA(38)
5° <3°>
STUP R/L-12CA(50) CTUP R/L12CA(50) STUP R/L-16CA(55) CTUP R/L16CA(55)
CTUE R/L12CA(50)
< >: MINIT P24/N38
BU295ER/L(48)
5°
STTP R/L- 8CA(30) CTTP R/L 8CA(30)
CTTE R/L 8CA(30)
PTTN R/L10CA(38) PTTN R/L12CA(50) PTTN R/L16CA(60)
STTP R/L-10CA(38) CTTP R/L10CA(38) CTTE R/L10CA(38) STTP R/L-12CA(50) CTTP R/L12CA(50) CTTE R/L12CA(50) STTP R/L-16CA(60) CTTP R/L16CA(60) CTTE R/L16CA(60) STSP R/L-10CA(38) CTSP R/L10CA(38) CTSE R/L 8CA(30) STSP R/L-12CA(50) CTSP R/L12CA(50) CTSE R/L10CA(38) STSP R/L-16CA(55) CTSP R/L16CA(55) CTSE R/L12CA(50) CTSE R/L16CA(55) CTWE R/L 8CA(30) STWP R/L-10CA(38) CTWP R/L10CA(38) CTWE R/L10CA(38) STWP R/L-12CA(50) CTWP R/L12CA(50) CTWE R/L12CA(50) STWP R/L-16CA(55) CTWP R/L16CA(55) CTWE R/L16CA(55) STWP R/L- 8CA(30) CTWP R/L 8CA(30) STRP R/L 8CA(30) CTRP R/L 8CA(30) CTRE R/L 8CA(30) STRP R/L 10CA(38) CTRP R/L 10CA(38) CTRE R/L 10CA(38)
30°
45°
MTWP22 R/L(24) MTWN3 R/L(38)
60°
15°
STXP R/L 8CA(30) CTXP R/L 8CA(30) CTXE R/L 8CA(30) STXP R/L 10CA(38) CTXP R/L 10CA(38) CTXE R/L 10CA(38)
20°
*Inserts and wrenches are not included with Cartridge Units.
Worldwide Warehouse Item
G30
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