• 北川鉄工所

Standard chuck

High Precision, Ultra-large Through-hole, High-speed Power Chuck
BR series

The standard has evolved.

BR series

  • Gripping accuracy of 0.01 mm T.I.R. or less Note 4
  • Reduced jaw-lift
  • Interchangeable with Kitagawa B-200 and BB200 series
  • With Tnut-Plus optional dedicated T-nuts, the repeatability of jaws at detaching and attaching is 0.01 mm T.I.R. or less 
  • Product Specifications

  • ModelBR06BR08BR10BR12
    Through-hole (mm)536681106
    Gripping Range (mm)Max.170210254315
    Min.16223144
    Jaw Stroke (Diameter) (mm)5.57.48.810.6
    Plunger Stroke (mm)12161923
    Max. Draw Bar Pull Force
    (kN)
    at OD Gripping23354960
    at ID Gripping11.517.524.530
    Max. Static Gripping Force
    (kN)
    at OD Gripping58.590123156
    at ID Gripping29.34561.578
    Max. Speed (min-1)6000500045003500
    Dynamic Gripping Force at Max. Speed (kN)
    (at OD Gripping)
    22.5364453
    Moment of Inertia (kg・m2)0.0520.140.320.80
    Net Weight (kg)
    (with Soft Top Jaws)
    12.822.235.857.0
    Matching CylinderSR1453C
    SS1453K
    SR1566C
    SS1666K
    SR1781C
    SS1881K
    SR2010C
    SS2110K
    Matching Soft Jaws
    Note) Jaw-mounting bolts are not included.
    Standard
    Extra Tall
    Standard
    Extra Tall
    Small diameter
    gripping
    Standard
    Extra Tall
    Standard
    Extra Tall
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