Stružnica-konvencionalno-elektronska

KNUTH DL 425/4000 S

Swing length: 4,000 mm
Swing diameter: 850 mm
Swing diameter in gap: 1,150 mm
Swing diameter over cross slide: 520 mm
Spindle speed: 5 – 630 rpm
Quill: MT 6
Quill travel: 250 mm
Spindle bore: 100 mm
Max. workpiece weight: 4,000 kg
Bed width: 600 mm
Travel – X axis: 500 mm
Travel – Z axis: 3,700 mm
Rapid traverse X: 1,800 mm/min
Rapid traverse Z: 3,640 mm/min
Feed rates X: 0.04 – 4.8 mm/min
Feed rates Z: 0.08 – 9.6 mm/min
Feed rates Z1: 0.02 – 2.4 mm/min
Motor power: 20.0 kW
Machine weight: approx. 6,800 kg
Dimensions: 6,150 × 1,500 × 1,500 mm
In good / well-maintained condition (!!)
Original new price (at the time) approx. €65,000
Special price on request

Description:
- Exceptionally heavy, robustly ribbed, and wide machine bed
- Rigid one-piece monoblock design
- Induction-hardened and ground guideways
- Ensures long-term accuracy and minimal wear
- Massive headstock
- With high-precision, taper roller bearing main spindle
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- 100 mm spindle bore
- Excellent smooth running at maximum spindle speed
- Joystick control for X and Z feeds directly on the carriage
- Manually shifted 4-step back gear transmission
- Powerful main spindle motor enabling precise speed adjustment and high torque for heavy-duty machining
- Rapid traverse for X and Z axes enables quick positioning of the carriage and reduces idle time
- Adjustable overload clutch in the apron protects the feed mechanism from damage and failures
- Central, ergonomic control for feeds and thread leads
- The feed gearbox offers a wide range of diametral, inch, module, and metric threads
- Carriage and compound slide are designed for high cutting forces
- Higher working accuracy
- User-friendly functions

Scope of delivery:
- SINO position indicator
- TOS 3-jaw chuck, Ø 400 mm
- 4-jaw faceplate chuck, Ø 800 mm
- 4-way tool post
- Fixed steady rest, 40–350 mm
- Travelling steady rest, 30–120 mm
- Fixed center
- Reducing sleeves
- Chuck guard
- Coolant unit
- Machine leveling feet
- Work lamp
- Operating tools
- Operating manual

Oglas je bil preveden samodejno, zaradi česar je morda prišlo do napak pri prevodu.