Manufacturer TOS
Model BDU 250A
Year 2005
Location Germany DE
Category Grinding machines - cylindrical external / internal grinders
Product id P00106006

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About this seller

Client type Dealer
Active since 2015
Offers online 162
Last activity Jan. 23, 2020

Specifications

Max. grinding length250.0 mm
Grinding diameter250.0 mm
Exter
InterYes
CNCNo
Type of CNC
Max. swing diameter 400.0 mm
Max. height from spindle to table
Max. wheel speed
Spindle motor power
-------------------
Length x width x height 1300.0 mm × 2300.0 mm × 1900.0 mm
Weight3600.0 kg
Worked hours
Hours under power
State rebuilt
At local norms ---------
Status visible

Description

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

Tecnical Details:
- grinding diameter: 250 mm
- grinding length: 250 mm
- internal diameter: max. 250 mm
- min. internal diameter: 10 mm
- grinding depth: 250 mm
- swing diameter: max. 400 mm
- revolution per minute of spindle head: 4600 - 31000 rpm (grinding spindle)
- 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
- weight of the machine: approx. 3,6 t
- dimension machine approx.LxWxH: 1,3 x 2,3 x 1,9 mm
- dimensions of hydraulic: 890 x 360 x 640 mm


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