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Power Chucks for CNC Lathes

TF2B Series

TF2B Series

TF2BSeries

2-jaw wedge type through-hole power chuck (without adaptor)

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Specification

Dim\Model TF2B-4 TF2B-5 TF2B-6 TF2B-8 TF2B-10 TF2B-12 TF2B-15
Jaw Stroke (Dia)(mm) 5.4 5.4 5.5 7.4 8.8 10.6 10.6
Plunger Stroke (mm) 10 10 12 16 19 23 23
Max. Recommended external chucking Diameter for standard soft top Jaw (mm) 110 135 165 210 210 304 381
Min. Recommended external chucking Diameter for standard soft top Jaw (mm) 10 10 10 12 16 38 40
Max. Speed (r.p.m.) 8000 7000 6000 4900 4200 3300 2500
Max. D.B. pull (kgf) 948 1158 1450 2250 2850 3667 4793
Clamping-force at Max. D.B. pull (Total jaw force) (kgf) 1935 2399 3800 5600 7400 9600 12236
GD² Moment of inertia w.D2 (kg•m²) 0.006 0.0017 0.056 0.165 0.308 0.7 2.30
Weight with standard soft top jaws (kg) 3.8 6.5 11.5 21.3 33.5 52 115
Matching cylinder / Max. pressure to operate chuck (kgf/cm²) RC RC-4/23 RC-5/16 RC-6/19 RC-8/17.5 RC-10/18.5 RC-12/18.5 RC-15/15.3

Dimensions

Dim/Symbol TF2B-4 TF2B-5 TF2B-6 TF2B-8 TF2B-10 TF2B-12 TF2B-15
A 110 135 169 210 254 304 381
B 59 60 81 91 100 110 133
C (H6) 85 110 140 170 220 220 300
F 4 4 5 5 5 6 6
H 70.6 82.55 104.78 133.35 171.45 171.45 235
J 26 33 45 52 75 91 117.5
K M10 4-M10 6-M10 6-M12 6-M16 6-M16 6-M10
L 16 16 20 22 23 30 16
M 14 14 20 25 30 30 43
N (Max) 23 26.5 32 38.7 51 61.3 82
N (Min) 20.3 23.8 29.54 35 46.6 56 76.7
O (Max) 11.25 19.5 24 30 34.5 46.5 46.5
O (Min) 6.75 6 7.5 10.5 12 12 13.5
P (Max) 3.5 2 11 14.5 8.5 8 23
P (Min) -6.5 -8 -1 -1.5 -10.5 -15 0
Q 23 23 32 37 42 52 62
R 10 10 12 14 16 21 24
S 17.5 20 19 23.5 25 28 43
T 24 26 29 39 43 51 66
U (Max) M32x1.5 M40x1.5 M55x2.0 M60x2.0 M85x2.0 M100x2.0 M130x2.0
X - 12 16 16 16 20 20
Y - 30 36 45 60 60 80
A1 - 52 65 80 102 100 150
M1 - M6 M8 M8 M10 M10 M12
t - 5 5 5 5 5 5