MBT MINI-MINI CHUCK ADVANCED ALPHA
Clamp/unclamp just with a wrench
30,000r/min Gripping from Front Nose Run-Out Accuracy : 3 μ m at 4D The best chuck for the small dia.cutting tool
screw fixing mechanism lock
L
Runout within 3u
L 2
L 1
φ D
φ 44.5
4D
φ D 1
MMC
MMC12C : φ 52.4
High Speed
JAPAN PAT.
Chucking Range φ D
MAX. (r/min)
φ D 1
L
L 1 30 36 43 35 60 30 36 43 35 60 70
L 2 43 42 72 44 74 43 42 72 102 44 74 104
Code No.
Collet MPK 4
Weight ( kg) 1.2 1.4 1.5 1.7 1.8 3.8
TAPER
1 ～ 4 2 ～ 8 4 ～ 12 1 ～ 4 2 ～ 8
MBT40-MMC 4 - 90-AA -MMC 8C- 90-AA -120-AA -MMC12C- 90-AA -120-AA MBT50-MMC 4 -105-AA -MMC 8C-105-AA
15 20 30 15
90 120 90 120 105 135 165 105 135 165
PMK 8
VMK 8
No.40
30,000
PMK 12 VMK 12
MPK 4
4.4 4.5 4.6 4.6 4.7 4.8
-135-AA -165-AA -MMC12C-105-AA
20
PMK 8 VMK 8
No.50
20,000
4 ～ 12
-135-AA -165-AA
30
PMK 12
VMK 12
Wrench EA573KL-6 : MMCL4, 8 MMCL12-M6W : MMC12 （ BT30, BT40, HSK50, HSK63 ） MMCL12-M6T62 : MMC12 （ BT50, HSK100 ） is attached as standard. ★ MPK, PMK, VMK collet is available as an option. Please refer P.290 ★ Please add “ C ” for the centre through tool coolant type. e.g. MBT40-MMC8C-90-AA ★ Please add “ F ” for the flange through tool coolant type; MBT40-MMC 8F- 90-AA,120-AA MBT50-MMC 8F-105-AA,135-AA,165-AA -MMC12F- 90-AA,120-AA -MMC12F-105-AA,135-AA,165-AA ★ Please refer P.289 for MPK, PMK, VMK Coolant Solution.
Explanation of the Code No.
MBT40 MMC8 90
Chucking Capacity Nominal Gauge Length
Shank No. Symbol of Mini Mini Chuck
MBT VC HOLDER
MAX.30,000r/min & G2.5 Run-Out Accuracy : 3 μ m at 4D
G No. (Option)
H
φC 1
φC
φD
VC Centre Through MAX. 7MPa
ℓ
ℓ 1
L
High Speed
JAPAN, USA, EU, KOREA PAT.
G No. (Option)
Weight (kg)
MAX. (r/min)
ℓ
ℓ 1 30 60 90 31 60 90 62 92 122 62 92 122
Code No.
D L
C
C 1
H
Collet
TAPER
MBT40-VC 6- 60 - 90 -120 -VC13- 60 - 90 -120 MBT50-VC 6-105
30.0 32.7 36.9 40.3 44.3 48.5 33.0 37.1 41.3 44.6 48.8 53.0
1.1 1.3 1.5 1.2 1.5 1.9 3.9 4.1 4.4 4.1 4.5 4.9
60 90 120
2.0 ～ 6.0
35 ～ 45
VCK 6
27.5
VCG 6- 8A
23
No.40
30,000
60 90
3.0 ～ 12.0
50 ～ 60
VCK13
40
VCG13-15A
29
120 105 135 165 105 135 165
2.0 ～ 6.0
35 ～ 45
VCK 6
-135 -165 -VC13-105
27.5
VCG 6- 8A
23
No.50
20,000
3.0 ～ 12.0
50 ～ 60
VCK13
-135 -165
40
VCG13-15A
29
Please refer ★ Collet, adjust screw (G No.) and GH Handle are available as an option. The Code No. of the GH Handle is VC6: GH10, VC13: GH16 ★ When the axial stopper is required, please use Adjust Screw (G No.) ★ MBT40-VC 6-150, MBT40-VC13-150, MBT50-VC13- 90, -120 are available as semi-standard. ★ TiN Bearing Nut is supplied as standard. ★ Please add “-RP” at the end of Code No. for Rust Proof Treatment VC Holder. e.g.MBT40-VC13-60-RP ★ Please use VC J type Nut & Cap for Centre Through Coolant. When VC J type Nut is used, the total holder length will be extended to 6mm. ★ Please refer P.40 for VCK collet.
MBT40 VC6 90 Explanation of the Code No.
Chucking Capacity Nominal Gauge Length
P.299
Symbol of VC Holder
Shank No.
159
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