Gildermeister & Knoll B4N Deep Hole Borer x 7500mm

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Description

Swing over bed 815mm
Spindle speeds 56-1120rpm
Bore of spindle 113mm
Max. torque of spindle m/kp 600
Feed range in two ratios 8-2500mm/min
Headstock motor 75kw
Max solid boring 120mm dia.
Max Counter Boring 300mm dia.
Max trepanning 300mm dia.
Bed width 530mm
Bed lengths 3 x 5m, 1 x 4m, total length 19 metre.
Estimated max boring length 7,500mm
Headstock 1,000mm. Obstructions boring carriage 900mm. Sealing head carriage 900mm, boring bar dampers 210mm each.
Serial number 1748-0004/5
Model B4N
3 x 3 point roller steadies 60-500mm cap
3 x boring bar dampers
4 Jaw Chuck