NT 4250 DCG
All-round machine for various fields
Max. workpiece diameter
660 mm
Max. workpiece length
1,542 mm
Max. bar capacity diameter
80 mm
Max. X-axis stroke
750 mm
Max. Y-axis stroke
420 mm
Max. Z-axis stroke
1,650 mm
Control & software alternatives
MAPPS Fanuc
Highlights
Simultaneous 5-axis machining
- Simultaneous 5-axis machining of complex parts with the direct drive motor (DDM) installed in the B axis
- B-axis rotation range ±120°
Ease of operation
- Digital tailstock equipped as standard
- Movable ＋ swivel operation panel for comfortable setups
High precision
- High-speed, high-accuracy machining achieved by NT series original Box in Box structure and Driven at the Center of Gravity
- Tool spindle: Higher cutting performance and machining accuracy with 2-face contact Capto specification
- ORC (Octagonal Ram Construction) as a solution for heat control to ensure high-speed, high-accuracy feed
Energy-saving
- Power-saving setting and reduction in consumption of lubricating oil
Application Examples
Control & Software
Experience the speed of digital transformation (DX)
Revolutionise your operations, unlock new opportunities, increase efficiency and promote sustainability by reducing power consumption – while gaining a strong competitive advantage.
Efficient Production Package
- Solutions for a safe process and for the efficient use of important machining steps
- Applications: cone cleaning, tool data monitoring, safe withdrawal movement, tapping, deep hole drilling, external thread and spigot milling, internal thread and circular milling, reverse countersink cycle
- 12 stored machining strategies for stock removal, deep hole drilling, Pocket milling machines*
Highlights
Customer Benefits
- Runtime optimization according to individual application
- Safe retraction after program break
- Tool data monitoring
Left : Input mask for universal cycle pocket milling. / Right : Input mask for tapping cycle
Retraction Cycle
- By pushing the associated key the X- axis and the Y-axis travel to the positive end-positions for external machining
- Ideally suited to prepare the work space for set-up and alternatively also as an emergency rescue function.
Highlights
Customer Benefits
Functionality - Selection of the cycle by pressing the associated key on the operating panel
- Easy operation when setting up multi - channel machinery
- Possibilty of a fast response during external machining as a rescue function
Easy Tool Monitor 2.0
- Prevention of damage due to tool breakage or tool overload
- Sensorless with automated learning of load limits
- For turning, milling and drilling (up to 3 mm diameter)
- NEW: User interface on CELOS SideScreen
- NEW: Powerful algorithm for efficient monitoring after the first workpiece
Highlights
Customer Benefits
- Protection Package: Perfect supplement to MPC Lathes. Price advantage (approx. 40%)
- Save the monitoring limits for each tool and every cutting edge in the program
Left : LIVE status display in CELOS Sidescreen; current, set process values. / Right : Easy operation of the monitoring parameters in the tool table.
DMG MORI gearMILL
- Productive complete processing
- Cost-effective gear cutting on standard machine with standard tools
- Flexible for different gear geometries
- Quality inspection in the process
Highlights
Customer Benefits
- Program creation based on blank drawings and gear data
- Optimization of workpiece orientation e.g. after heat treatment
- Interface for coordinate measuring device (Klingenberg, Leitz, Zeiss)
Left : Input of the gear parameters for the geometry calculation of a spur gear. / Right : Grafische Betrachtung des Abwälzverfahrens.
Multitool
- Efficient use of multi-tip turning tools with more than one cutting edge on turn & mill
- Several "sister tools" on one main tool holder
Highlights
Customer Benefits
- Reduction of tool change times
- Saves tool magazine space
MPC 2.0 – Machine Protection Control
- Vibration monitoring in the process
- Rapid shutdown in case of a crash
- Manual retraction even in swiveled machining plane
- NEW: Torque monitoring
- New: Recommended with Protection Package for CTX TC machines
Highlights
Customer Benefits
MPC Graph: current and learned process values. / MPC Diagnostics: stock condition, number of impact and crash.
- Avoiding tool breakage
- Increase in machine availability
- Damage reduction
Application Tuning Cycle
- Process-oriented adjustment of the feed rate n relation to the table loading
- Minimization of machining time with maximization of the component quality
- NEW: Now also available for CTX TC. Ideal machining result with the highest machine dynamics*
*without consideration of feed weight
Highlights
Customer Benefits
- User friendly setting of the machine dynamics with included DMG MORI knowhow
- Time saving in roughing
- High surface finish during finishing
Left : ATC 2.0 – Milling: Consideration of table loading. / Right : ATC – Turning: for CTX TC for easy adjustment of the machine dynamics.
Service & Training
Comprehensive carefree service and training for your production
Take advantage of our full-service offering and hands-on training to maximise machine performance and minimise downtime. With comprehensive maintenance packages, original spare parts and tailored training programmes, we can take your production and your team to the next level.
Downloads & Technical Data
Work Area
Max. X-axis stroke
750 mm
Max. Y-axis stroke
420 mm
Max. Z-axis stroke
1,650 mm
Workpiece
Max. workpiece diameter
660 mm
Max. workpiece length
1,542 mm
Max. bar capacity diameter
80 mm