kitagawa

Language

Japan

Japanese

Machine Tool

High-precision large through-hole power chuck
BS300 series

A high-rigidity body enables stable machining

BS300 seriesズーム

BS300 series

  • Reduced jaw lift by 30% because of side-wedge structure and case-carburized body
  • Compatible with B-200 series

*CE correspondence

Down load Catalogue pages (PDF)
Download instruction manual (PDF)

Product Specifications

【Important】The max. draw bar pull force and the max. static gripping force in the following specifications are for external diameter gripping.
When used for internal diameter gripping, the draw bar pull force must be less than half of the max. draw bar pull force.

Model BS306 BS308 BS310
Through-hole (mm) 45 52 75
Gripping Range (mm) Max. 169 210 254
Min. 26 19 34
Jaw Stroke (Diameter) (mm) 5.5 7.5 9.1
Plunger Stroke (mm) 12 14 17
Max. Draw Bar Pull Force (kN) 22 34.8 43
Max. Static Gripping Force (kN) 55 84 105.8
Max. Speed (min-1) 6000 5000 4200
Moment of Inertia (kg･m2) 0.06 0.125 0.325
Net Weight (kg) (with Soft Top Jaws) 11.5 22.5 34.5
Matching Cylinder S1246 S1552 S1875
Matching Soft Jaws
Note) Jaw-mounting bolts are not included.		 Standard
Extra Tall		 Standard
Extra Tall		 Standard
Extra Tall
Matching Hard Jaws
Note) Jaw-mounting bolts are not included.		 HB06A1
HB06B1		 HB08B1 HB10AA1
Outline Drawing 2D PDF
DXF
DWG
3D Parasolid
STEP

Note) The 3D data includes two types of the positions of the jaws for both Parasolid and STEP: open end (UC) and closed end (OC).

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