QCS Workholding LLC
10635 Tower Oaks Blvd.  Ste. E
Houston  TX   77070
Toll Free (888) 869-2424    Local (281) 664-1020   Fax  (281) 664-1026
mailto:workholding@hotmail.com

 

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King Bore 3 Jaw Power Chucks 
 

ATLB Series 6" thru 18"

  • Super large thru-hole
  • Easy Retrofit
  • Interchangeable Top Tooling 1.5mm x 60 serrations
  • High speed
  • Full 2 year warranty parts and labor
  • Hardened jaw ways, master jaws and internal parts
  • Quick Change cover plate for closed center applications.
  • Chuck accuracy plus/minus .0005 repeatability
MODEL ATLB6-A5 ATLB8-A6 ATLB10-A8 ATLB12-A11 ATLB15-A15 ATLB18-A15
Through-Hole (in) 2.047 2.598 3.071 4.803 5.59 6.555
Plunge Stroke (in) 0.472 0.63 0.748 0.905 0.905 0.905
Jaw Stroke (in) 0.212 0.291 0.346 0.413 0.413 0.413
Pull Force (lbf) 7974 7828 9647 12788 15928 15928
Grip Force (lbf) 12788 19965 24902 32978 40381 40381
Oper. Pressure (psi) 262 292 392 292 363 363
Max. Speed (rpm) 6000 5000 4200 3200 2500 2000
Weight (lbs) 31 53 83 144 287 355
Mount of Inertia (kg-m2) 0.16 0.14 0.4 0.95 3 4.77
Grip O.D. Range (in) .63-5.0 .78-6.25 .98-8.25 1.61-10.75 2.36-14.0 2.95-16.0

Dimensional Data

Dimensional Data (in inch)
Model A B C 
H6
D E F G H J K
ALTB6-A5 6.69 3.58 5.51 0.787 0.59 3.25 4.566 4.125 0.57 6xM10
ALTB8-A6 8.26 4.05 6.69 0.984 0.669 4.188 5.905 5.25 0.767 6xM12
ALTB10-A8 10 4.45 8.66 1.181 0.708 5.5 7.48 6.75 0.944 6xM16
ALTB12-A11 12.4 5.27 11.81 1.181 0.866 7.716 10.236 9.252 1.102 6xM20
ALTB15-A11 15.94 6.06 14.96 1.692 1.063 11.25 13 13 1.299 6xM24
ALTB20-A15 18 6.06 14.96 1.692 1.063 11.25 13 3.3 1.299 3xM24
Dimensional Data (in inch)
Model L M N Max. O Max. O Min. P Max. P Min. Q R S
ALTB6-A5 2.04 0.197 1.35 0.718 0.364 1.023 0.551 0.079 0.472 0.787
ALTB8-A6 2.59 0.197 1.653 0.935 0.462 1.24 0.61 0.079 0.551 0.787
ALTB10-A8 3.07 0.197 2.086 1.328 0.561 1.043 0.295 0.079 0.63 0.984
ALTB12-A11 4.8 0.236 2.921 1.427 0.501 1.653 0.748 0.079 0.827 1.102
ALTB15-A11 5.59 0.236 3.681 1.781 0.6 1.338 0.433 0.197 0.866 1.693
ALTB20-A15 6.65 0.236 3.807 2.49 0.718 1.338 0.433 0.197 0.866 1.693
Dimensional Data (in inch)
Model T U Max. V W X1
(H12)
X2 X3 X4
ALTB6-A5 1.26 M60x2 3xM6 2.559 0.63 1.417 2.559 M8
ALTB8-A6 1.456 M74x2 3xM6 3.149 0.63 1.771 3.149 M8
ALTB10-A8 1.653 M87x2 3xM8 3.701 0.63 2.362 4.016 M10
ALTB12-A11 2.047 M135x2 3xM10 5.63 0.787 2.362 5.433 M10
ALTB15-A11 2.441 M155x2 3xM12 6.456 0.787 3.149 6.3 M12
ALTB20-A15 2.441 M180x3 3xM12 7.44 0.787 3.937 6.3 M12


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Toll Free (888) 869-2424   Fax (281) 664-1026
Email  
workholding@hotmail.copm

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