Offering high strength and accuracy, the CNCB350 is capable of cutting through holes in workpieces and features a powerful hydraulic clamping system.

Designed with the oil and natural gas industry in mind, the CNCB350 Big Bore Rotary Table is the perfect solution for large diameter bar work.

As with all NIKKEN products, the CNCB350 is designed for high performance, easy maintenance and life long durability. 

CNCB350 Rotary Table
CNCB350 Rotary Table Technical Diagram

Nikken Rotary Table Catalogue – 2019

(PDF - 62.5 MB)

CNCB350
Face Plate Diameter[Ømm] 350
Table Range/Type BIG BORE
Standard Motor Orientation (Left Hand Option Available for Right Hand Tables) RIGHT
Diameter of Spindle Hole [Ømm H7] 154
Number of Spindles x Pitch [mm] 1
Centre Height [mm] 230
Width of T-Slot [mm] 14
Clamping System HYD
Clamping Torque [Nm] 3331
Table Inertia at Motor Shaft [Kg m2 x 103] 2.9
Servo Motor [min1] αiF12·2000
Min. Increment [Degrees] 0.001
Rotation Speed [min1] 22.2 (44.4)
Total Reduction Ratio 1/90 (1/45)
Indexing Accuracy [sec] 15
Indexing Accuracy Ultra Precision [sec] N/A
Net Weight [Kg] 245
Max. Vertical Work Load on Table [Kg] 250
Max. Horizontal Work Load on Table [Kg] 500
Max. Horizontal Thrust Load on the Table [N] 5300
Strength of Worm Wheel Without Brake (Against Dynamic Cutting Thrust) [FxL Nm] 2648
Max. Thrust Load on the Table [FxL Nm] 3840
Guideline of Max. Unbalancing Load (Vertical with Support) [Nm] 100
Max. Work Inertia [Kg m2] 6.4
Driving Torque [Nm] 432