USED DMG MORI KBT 13B A

The DMG MORI KBT 13B A is a large-scale horizontal boring and milling machine designed for extremely heavy-duty machining applications where rigidity, torque, and work envelope are critical. It belongs to the KBT 13 series and is engineered for machining oversized components used in industries such as power generation, shipbuilding, heavy equipment manufacturing, and large structural fabrication.

The machine offers a very large working range with axis travels of approximately 3,000 mm in X, 2,300 mm in Y, and 1,600 mm in Z, making it one of the most spacious configurations in the KBT 13 lineup. It features a 130 mm diameter high-torque boring spindle supported by a heavily reinforced column and bed structure, ensuring stability during deep cutting and heavy material removal. The table size is typically around 2,000 × 2,200 mm, with an exceptionally high load capacity of up to 25,000 kg, allowing machining of extremely large and heavy workpieces.

A key feature of the KBT 13B A is its powerful geared spindle system, designed to deliver extremely high torque for demanding operations such as deep boring, large-face milling, and heavy rough machining. The spindle construction uses large-diameter bearings and a long-span support system, ensuring rigidity and vibration damping even under extreme loads.

In terms of cutting time, the machine is optimized for sustained heavy material removal rather than high-speed finishing. Its W-axis machining capability reduces moving mass, which improves energy efficiency and lowers load on the machine during drilling and tapping cycles. This results in more stable long-duration machining, especially for large structural components and deep-hole operations.

Machines in this category typically use robust CNC systems such as FANUC or CELOS, focusing on reliability, torque stability, and long-term durability. Overall, the KBT 13B A is designed for maximum rigidity, extreme load handling, and continuous heavy machining performance in industrial environments.

DMG MORI KBT 13B A SPECIFICATIONS

WHY BUY USED DMG MORI KBT 13B A

Buying a used DMG MORI KBT 13B A is a strong investment for industries involved in heavy engineering and large-part manufacturing. The main advantage is its extremely rigid construction combined with very high torque output, allowing it to handle massive workpieces with stability even after years of operation.

Cost savings are significant. New machines in this category require very high capital investment due to their size, spindle power, and structural reinforcement. A used KBT 13B A allows manufacturers to access the same heavy-duty machining capability at a much lower upfront cost, making it attractive for fabrication shops, energy sector suppliers, and infrastructure manufacturers.

Older boring mills (pre-2000) generally lack the structural rigidity and torque required for modern heavy machining and often suffer from longer cutting times and lower stability. Machines from 2000 to 2010 improved spindle systems and control reliability but still cannot match the load capacity and efficiency of the KBT 13B A.

Used machines from 2010 onward maintain strong structural integrity while benefiting from improved CNC systems, better thermal stability, and more consistent machining performance. The W-axis system further improves efficiency by reducing moving mass, which helps lower energy consumption during deep drilling and long boring cycles.

From a cutting-time perspective, the KBT 13B A is designed for continuous heavy cutting rather than fast cycle reduction. A well-maintained used unit can still deliver strong productivity due to its ability to remove large volumes of material in a single setup. Combined with DMG MORI’s service network, it remains a long-term industrial asset for heavy-duty machining operations.

HOW MUCH DOES A USED DMG MORI KBT 13B A COST?

The cost of a used DMG MORI KBT 13B A depends on factors such as machine condition, year of manufacture, spindle hours, tooling configuration, and maintenance history. As a large-capacity horizontal boring machine, it falls into a specialized heavy-industrial pricing segment.

Older machines comparable to pre-2000 horizontal boring mills typically range from $70,000 to $180,000. These machines often have lower torque capacity, older control systems, and longer cutting times, making them suitable only for basic heavy machining tasks.

Machines manufactured between 2000 and 2010 generally range from $180,000 to $350,000. These models offer improved spindle torque, better structural rigidity, and more reliable CNC systems, resulting in more consistent machining performance and reduced downtime.

For KBT 13B A machines produced between 2010 and 2025, prices typically range from $350,000 to $750,000 or more depending on configuration and condition. These newer machines benefit from improved rigidity, advanced CNC controls, better thermal stability, and enhanced process monitoring, making them highly suitable for large-scale industrial production.

Cutting time is not the primary value driver for this machine. Instead, pricing depends on torque capacity, structural condition, and ability to sustain long heavy-duty machining cycles. Machines with low spindle wear, stable alignment, and well-maintained gearbox systems command higher resale value due to their reliability under extreme load.

Overall, the KBT 13B A is a premium heavy machining investment where durability, load capacity, and stability are far more important than high-speed cycle optimization.