Used DMG CTX beta 1250 TC Turn Mill Machining Centre: Advanced 5-Axis Turn-Mill Center Technical Review

Author:FMT           Date:2026-02-01

Used DMG CTX beta 1250 TC Turn Mill Machining Centre

Parameter Specification Details
Stock Number 810448
Brand / Origin DMG MORI / Germany
Model CTX beta 1250 TC
CNC Control Siemens 840D ERGOLine (with Handheld Unit)
Max. Turning Diameter 500 mm
Max. Turning Length 1,200 mm
B-Axis Swivel Range 70° (Supports 5-axis simultaneous)
Y-Axis Travel 100 mm
Spindle Speed 5,000 rpm (Integrated Spindles)
Drive Power (Main/Sub) 25/34 kW and 15/20 kW
Tool Magazine 24 Stations, Disc-type
Max. Tool Dimensions Length: 400 mm / Diameter: 120 mm
Measuring System Absolute Direct Measurement (X, Y, Z axes)
Max. Pull Force 46 kN
Software Packages ShopTurn & ShopMill
Chip Disposal Belt-type Chip Conveyor (1,200 mm discharge height)
Tailstock Hydraulic Retractable with Rotating Center

1. Equipment Overview: The Gold Standard in Turn-Mill Technology

The DMG MORI CTX beta 1250 TC stands as a testament to German engineering excellence, merging the capabilities of a high-performance lathe with the versatility of a 5-axis milling center. Designed for the most demanding manufacturing environments, this machine is engineered to handle complex geometries in a single setup. By integrating turning and milling into one robust platform, the CTX beta 1250 TC significantly reduces throughput times and eliminates the cumulative errors associated with transferring parts between different machines.

Our featured unit, stock number 810448, embodies the reliability that DMG MORI is known for globally. It is not merely a piece of hardware but a comprehensive solution for complete machining. With its 1,200 mm turning length and 500 mm turning diameter, it provides the physical capacity for substantial industrial components, while the integrated B-axis and Y-axis movements offer the geometrical freedom required for modern aerospace and medical part production. For a business looking to upgrade its manufacturing capabilities, this used machine offers a gateway into high-tier precision engineering.

2. Technical Deep Dive: Power, Precision, and Control

At the heart of the CTX beta 1250 TC is the Siemens 840D ERGOLine CNC system. This control unit is renowned for its processing speed and user-friendly interface. The inclusion of the ERGOLine control panel with its large display ensures that operators have all critical data at their fingertips. Connectivity is handled through high-speed USB and Ethernet ports, allowing for seamless integration into digital factory workflows and DNC (Distributed Numerical Control) environments.

Advanced Motion Control and B-Axis Versatility

The standout feature of the "TC" (Turn-Mill Center) series is the milling spindle mounted on a B-axis swivel head. With a 70° range and full 5-axis simultaneous capability, this machine can perform complex profiling, 3D contouring, and multi-sided machining with ease. The 100 mm Y-axis travel further expands the capability to perform off-center drilling and milling operations, which are often impossible on standard lathes. Precision is guaranteed by the linear axis absolute direct measuring systems on the X, Y, and Z axes, which utilize high-resolution scales to provide feedback directly to the CNC, bypassing mechanical backlash issues.

Integrated Spindle Power and Stability

Both the main and counter-spindles utilize integrated motor technology, delivering up to 34 kW of power and 5,000 rpm. This design eliminates the vibration and maintenance issues associated with belt drives. With a massive pull force of 46 kN, the machine exhibits exceptional rigidity during heavy-duty roughing operations. The transition to the 24-station tool magazine is swift, allowing for continuous machining without significant idle time. Furthermore, the hydraulic retractable tailstock provides the necessary support for long-shaft components, ensuring concentricity even at high cutting speeds.

3. Industry Applications: Where Precision Meets Complexity

The CTX beta 1250 TC is a versatile powerhouse suitable for numerous high-tech sectors. In the aerospace industry, it is frequently utilized for the production of turbine components, complex fasteners, and hydraulic manifolds where material toughness and tight tolerances are standard. The 5-axis capability allows for the machining of blisks and impellers with superior surface finishes.

In the automotive sector, specifically in motorsport and high-end vehicle manufacturing, this machine is used for producing camshafts, crankshafts, and specialized gearbox components. Beyond that, the medical device industry benefits from the machine's ability to handle stainless steel and titanium with extreme precision, making it ideal for orthopedic implants and surgical instruments that require complex 3D milling on cylindrical stock.

4. Maintenance, Software, and Digital Readiness

This used DMG CTX beta 1250 TC has undergone a thorough inspection to ensure its operational integrity. The software suite—comprising ShopTurn and ShopMill—is a significant asset. These programs provide a graphical, dialogue-based environment that simplifies the programming of complex parts, making the machine accessible to operators who may not be experts in raw G-code. The simulation features allow for collision checking before the first cut is even made, protecting your investment.

Maintenance-wise, the machine is equipped with a high-capacity belt-type chip conveyor with a 1,200 mm discharge height, ensuring that chip removal is efficient and does not require frequent operator intervention. The absolute measuring system means the machine does not need to be homed every time it is powered on, saving valuable production time and reducing the risk of positioning errors after a power cycle.

5. Value Proposition: Investing in a Used DMG CTX beta

Acquiring a used CTX beta 1250 TC offers a compelling return on investment (ROI). New machines of this caliber command premium prices and often come with long lead times. By selecting a well-maintained used unit, manufacturers can deploy high-end 5-axis turn-mill technology at a fraction of the cost, significantly shortening the payback period. The longevity of DMG MORI machines is legendary, meaning that even as a second-hand asset, this machine has a long service life ahead of it. It allows small and medium-sized enterprises to compete with larger Tier-1 suppliers by offering the same level of precision and technological sophistication.

6. Frequently Asked Questions (FAQ)

1. Is this machine capable of 5-axis simultaneous milling?

Yes, the combination of the Siemens 840D control and the B-axis swivel head allows for full 5-axis simultaneous machining, ideal for complex surfaces and helical patterns.

2. What are the benefits of the ShopTurn and ShopMill software?

These software packages provide a user-friendly interface for conversational programming. They allow for quick setup and reduced programming time, even for operators with limited CNC experience.

3. How does the integrated spindle design benefit my production?

Integrated spindles offer higher thermal stability, lower vibration, and faster acceleration/deceleration compared to belt-driven spindles, resulting in better surface finishes and shorter cycle times.

4. Can this machine handle large and heavy parts?

Absolutely. With a maximum turning length of 1,200 mm, a 46 kN pull force, and a hydraulic tailstock, the CTX beta 1250 TC is designed for stability when machining large or heavy-duty components.

5. What is the significance of the linear absolute measuring system?

Direct measurement using glass scales (absolute system) provides the most accurate positional feedback. It eliminates the errors found in the ball screw or motor encoders, ensuring the highest precision in finished parts.

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