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3U-K

Pull Lock Power Chuck
Non-Thru-Hole | 3-JAW
  • Pin-Arbor Draw Down type 3-jaw non-thru-hole power chuck.
  • High radial gripping force and high accuracy.
  • Suitable for heavy machining.
  • Can work with the airtight detection device to perform axial position confirm, suitable for the precision of large length size process.
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ModelPlunger stroke
(mm)		Jaw stroke
(Dia.) (mm)		Chucking Dia.
max. (mm)		Chucking Dia.
min. (mm)		Max. D.B. pull
kN (kgf)		Max. clamping force
kN (kgf)		Max. speed
min-1(r.p.m.)		I
kg‧m2		Weight
(kg)		Matching cyl.Max. pressure
MPa (kgf/cm2)
3U-205K
 6 3 84 15 13.9(1420) 39.7(4050) 8000 0.018 6.8 RL-100,
RL-A100N		 2.0(20)
3U-206K
 10 5 105 24 17.9(1830) 57.8(5900) 7000 0.055 14.9 RL-100,
RL-A100N		 2.5(25)
3U-208K
 12 6 132 25 25.0(2550) 80.0(8150) 6000 0.14 25.8 RL-125,
RL-A125N		 2.2(22)
3U-210K
 10 5 163 34 31.0(3160) 100(10100) 4500 0.36 44 RL-125,
RL-A125N		 3.1(31)
3U-212K
 10 5 210 81 35.0(3570) 100(10100) 3600 0.68 63.8 RL-125,
RL-A125N		 3.1(31)

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