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KJT Front-mounted hollow collet chuck
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KJT Front-mounted hollow collet chuck

Front-mounted hollow collet chuck is a type of chuck that is used to securely hold and rotate workpieces in machining operations. It is typically mounted on the front end of a machine tool, such as a lathe or milling machine.
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Patented product, cylindrical form of connection.

Front-mounted hollow precision collet, with repeated positioning accuracy of up to 0.01mm.

Concealed cylinder, with high speed, with no extra clamping power unit.

An axial positioning device can be installed to improve the axial accuracy and processing efficiency of workpieces.

Suitable for CNC lathes, vertical and horizontal machining centers, fourth axis and other automation equipment, and feed clamping processing can be automated.

Chuck will not shrink and can control the positioning length of the workpiece.

When pressure is interrupted, chuck keep clamping.



Size parameter

Spec. A B C O H L P h
KJT15 100 90 70 71 40 85 4-M6 5
KJT25 167 147 130 104 48 108 4-M8 5
KJT40 187 170 150 133 50 122 4-M8 5
KJT60 222 203 170 168 55 130 4-M10 5

 

Performance parameters

Spec. Maximum speed
(r.m.p)
Piston area
(cm2)
Apply to
chuck
Chuck
taper
Permissible
pressure
Mpa
Maximum clamping
diameter
d-max
Maximum clamping
square
d-max
Maximum clamping
hexagon
d-max
Weight
kg
Push side Pull side
KJT15 4000 39.5 37 YB-15 30° 0.3~0.8 φ15 10 12 3.2
KJT25 3000 128 119 YB-25 20° 0.3~0.8 φ25 18 22 9.5
KJT40 2500 161 145 16C 20° 0.3~0.8 φ40 28 35 13.5
KJT60 2000 235 208 20C 20° 0.3~0.8 φ60 42 52 20.5

The above data are the standard parameters, personalized customized solutions can be provided according to customer's requirement.


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