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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Ball Lock Power Chucks 
 

BL 6"–21" Chucks

  • This chuck is used for gripping castings and forgings. It pulls back workpieces with tapered surfaces of up to 10 degrees while providing a right and left compliance of 5 degrees resulting in strong clamping force
  • Available in self-centering version (add “CT” to end of part number “BL8-A5CT”)
  • Available as compensating chuck with center or plug (add “CP” to end of part number “BL8-A5CP”)
  • Also available in 2 jaw configuration (add “2” to end of part number “BL8-A5PT2”)
  • Available as adapter or direct mount
Model* No. Jaw Stroke Dia. Sleeve Stroke Gripping Capacity Draw Bar Pull lb/f Grip Force lb/f Max RPM Wt lbs
  Max Min  
BL6-A4 .311" .445" 4.72" .500" 5,950 17,850 4000 40
BL6-A5 .311" .445" 4.72" .500" 5,950 17,850 4000 40
BL6-A6 .311" .445" 4.72" .500" 5,950 17,850 4000 40
BL8-A5 .374" .563" 5.98" .630" 7,950 23,800 3500 60
BL8-A6 .374" .563" 5.98" .630" 7,950 23,800 3500 60
BL10-A6 .500" .689" 7.99" 1.969" 9,900 29,750 3000 99
BL10-A8 .500" .689" 7.99" 1.969" 9,900 29,750 3000 99
BL12-A8 .500" .689" 9.49" 2.480" 9,900 35,700 2500 149
BL12-A11 .500" .689" 9.49" 2.480" 9,900 35,700 2500 149
BL15-A8 .622" .878" 12.48" 2.992" 15,000 45,000 2000 186
BL15-A11 .622" .878" 12.48" 2.992" 15,000 45,000 2000 186
BL18-A8 .622" .878" 15.51" 3.504" 15,000 45,000 1500 265
BL18-A11 .622" .878" 15.51" 3.504" 15,000 45,000 1500 265
BL21-A11 .622" .878" 18.50" 6.378" 15,000 45,000 1000 39

Dimensional Data  (in incnes)
Dimensional Data (in inch)
MODEL BL6 BL8 BL10 BL12 BL15 BL18 BL21
A 6.38 7.87 10 11.81 15 18 21
B 4.12 4.85 5.79 5.79 6.433 6.433 6.433
C 0.76 0.917 1.146 1.46 1.276 1.276 1.276
F 0.799 0.99 1.181 1.988 2.991 4.091 5.591
H 2.331 2.756 3.409 3.409 3.783 3.783 3.783
J Outer Dia. 2.88 3.502 4.437 1.307 6.75 8.25 9.75
J Inner Dia. 0.874 0.998 1.193 2 2.748 4.248 5.748
K max. 0.445 0.563 0.689 0.689 0.878 0.878 0.878
K min 0.244 0.354 0.374 0.374 0.472 0.472 0.472
L M16 M16 M18 .M18 M24 M24 M24
M 0.189 0.236 0.279 0.276 0.276 0.276 0.394
N 0.78 0.846 1.023 1.023 1.441 1.441 1.441
O 0.173 0.118 0.157 0.157 0.5 0.5 0.5
P 1.187 1.25 1.625 1.625 2.25 3.5 3.5
2 jaw dimensions same as 3 jaw


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Email   workholding@hotmail.copm
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