Quick Jaw-Change Chuck  QB300 Series

Specification and Product data are available. CAD free download.

QB300 Series
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QB300 Series

  • 3-jaw wedge style Power Chuck.
  • Easy and quick to replace jaws with the handle.
  • Suitable for multiproduct machining.
* CE correspondence (QB300N)
* The specification is the same as that of QB300 chuck except jaw release handle.

Model QB306 QB308 QB310 QB312
Thru-hole Diameter (mm) 45 52 75 91
Gripping Range
(mm)
Max. 140 180 210 250
Min. 10 18 22 30
Jaw Stroke Diameter (mm) 5.5 7.4 8.8 10.6
Plunger Stroke (mm) 12 16 19 23
Max. Draw Bar Pull Force (kN) 22 34 43 55
Max. Static Gripping Force (kN) 57 84 111 144
Max. Speed (min-1) 5500 4500 4000 3000
Moment of Inertia (kg·m2) 0.058 0.173 0.318 0.745
Net Weight (kg) ( with Soft Top Jaws ) 12.6 23.2 35 67
Matching Cylinder S1246 S1552 S1875 S2091
Outline Drawing PDF
Instruction
TIF
Instruction
DXF
Instruction
DWG
Instruction
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