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Erwin Junker BUAJ BN29C

Erwin Junker BUAJ BN29C CNC Universal Cylindrical Grinder

Excellent condition
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Can be viewed underpower and demonstrating if you wish to visit.
Year 1998
Fanuc series 35i CNC Control
Weight 2800kgs
Dimensions approx 3000mm x 1850mm x 1800mm


Specification -
Distance between centres - 800mm
Centre table clearance 150mm
Work piece weight between centres, max 120kg
Machine working capacity IT4 ISO

Wheelhead
Grinding wheel, max diameter - 400mm
Grinding wheel, max, width - 63mm
Grinding wheel, clamping diameter - 127mm
Motor power - 5.5kW
Grinding wheel, max. peripheral speed - 45m/s
Wheel head, path of adjustment - 300mm
Wheel head, adjustment angle - +45°/-15°

Workhead
Spindle taper - MK5
Spindle, stepless speed control - 23-291 or 56- 700rpm
Work head, adjustment angle - 90°

Tailstock
Taper - MK4
Tailstock barrel, stroke 30mm
Taper ratio, fine adjustment +/-0.15mm

Longitudinal feed
Table travel 756mm
Table, working travel speed 0÷7.5m/min
Top table, swiveling +/8°30