Internal Grinding Machine 
Offer
- stock-no.:
- 0800737
- type of machine:
- Internal Grinding Machine
- make:
- TOS
- model:
- BDU 250A
- year of manufacture:
- GÜ 2005
- type of control:
- conventional
- country of origin:
- Czech Republic
- freight basis:
- EXW, free on truck
- storage location:
- Leipzig 4
- delivery time:
- immediately
- price:
- on request
technical details
- grinding diameter:
- 250 mm
- grinding length:
- 250 mm
- centre height:
- mm
- internal dia. - max.:
- 250 mm
- min. dia.:
- innen: 10 mm
- grinding depth:
- 250 mm
- swing diameter:
- max. 400 mm
- revolution per minute of spindle head:
- 4600 - 31000 (Schleifspindel) U/min
- spindle headstock:
- MK 2
- grinding wheel diameter:
- Ø 330 mm
- table feeds longitudinal:
- 0,2 ... 6 (m/min.) m/min
- stroke of the table:
- max. 600 mm
- total power requirement:
- 9,0 kVA kVA
- weight of the machine ca.:
- 3,6 t
- dimension machine approx.LxWxH:
- 1,3 x 2,3 x 1,9 mm
- dimensions of hydaulic:
- 890 x 360 x 640 mm
additional information
Application: Precision grinding of cylindrical and tapered bores
- with dressing device
- with coolant tank
- hydraulic system
- machine light
- grinding headstock adjustable 15° and 90°, bedded on oscillating longitudinal table
- workpiece spindle speed: 25; 45; 80; 140; 250; 450 rpm
- revolutions of the internal grinding spindle 4600 - 31000 rpm
- mounting sleeve of the internal grinding spindle Ø 100mm, current grinding wheel mounted: Ø 24mm x W: 23mm
- largest stroke of the longitudinal table 600mm
- table feed grinding: 0.2 - 6 m/min. and dressing: 0.2 - 5 m/min.
- largest Ø without chuck protection: 470mm
- smallest coarse infeed by hand: 0,01mm
- grinding wheel feed via control 0,001 - 0,01mm
- grinding wheel feed for plunge grinding: 0,001 - 0,005mm
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