USED DN SOLUTIONS PUMA 3100ULM

The DN SOLUTIONS PUMA 3100ULM is a heavy-duty long-bed CNC turning center equipped with live tooling and C-axis spindle functionality, designed to machine extremely long and complex components in a single setup. As part of the highly capable PUMA 2100/2600/3100 series from DN SOLUTIONS, formerly known as Doosan Machine Tools, the PUMA 3100ULM combines the extensive turning capacity of the PUMA 3100UL with advanced milling, drilling, and tapping capabilities. This makes it an excellent solution for manufacturers seeking maximum flexibility, high precision, and improved production efficiency when machining long components.

Unlike standard 2-axis CNC lathes, the PUMA 3100ULM features a live tooling turret and C-axis spindle positioning that allow multiple machining operations to be completed without moving the workpiece to additional machines. Turning, facing, boring, threading, cross drilling, milling flats, slot machining, and tapping can all be performed on the same platform. This significantly reduces setup times, improves part accuracy, minimizes handling errors, and increases productivity, especially when manufacturing long shafts, cylinders, rollers, and complex industrial components.

The machine is built around a rigid cast iron structure with heavy-duty box guideways engineered to absorb vibration and maintain thermal stability during aggressive machining operations. Its extended bed design provides exceptional Z-axis travel and allows manufacturers to process workpieces exceeding 120 inches in length. The powerful high-torque spindle enables the PUMA 3100ULM to machine challenging materials including stainless steel, alloy steel, titanium, cast iron, aluminum, and other high-performance materials while maintaining excellent surface finish and dimensional accuracy.

The DN SOLUTIONS PUMA 3100ULM is commonly equipped with a FANUC CNC control system, providing advanced turning and milling cycles, reliable programming, tool management, and diagnostic capabilities. The machine utilizes a rigid 12-station live tooling turret capable of supporting both static and rotary cutting tools. Optional equipment such as programmable tailstocks, steady rests, high-pressure coolant systems, automatic chip conveyors, bar feeding systems, and robotic automation can further increase productivity and support high-volume manufacturing requirements.

Industries including oil and gas, aerospace, power generation, marine, heavy equipment, defense, agricultural machinery, and general precision machining frequently utilize the PUMA 3100ULM. Typical applications include long drive shafts, hydraulic cylinder rods, turbine shafts, rollers, pump shafts, threaded components, couplings, and other complex parts requiring both turning and milling operations.

The used CNC machine market continues to show strong demand for the DN SOLUTIONS PUMA 3100ULM because it delivers large-capacity long-part machining with integrated live tooling at a considerably lower investment than purchasing a new machine. Its combination of extended machining capacity, rigid construction, reliable CNC control, and multi-tasking capability makes the PUMA 3100ULM an excellent investment for machine shops looking to expand their production capabilities.

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DN SOLUTIONS PUMA 3100ULM – AXIS

Specification	Details
Number of Controlled Axes	3 Axis + C-Axis
X-Axis	Cross Slide Turning Axis
Z-Axis	Longitudinal Turning Axis
C-Axis	Spindle Positioning and Interpolation
Live Tool Capability	Yes

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DN SOLUTIONS PUMA 3100ULM – AXIS TRAVELS / WORK ENVELOPE

Specification	Details
X-Axis Travel	12 in (293 mm)
Z-Axis Travel	126 in (3,190 mm)
X-Axis Rapid Traverse	1,181 IPM (30 m/min)
Z-Axis Rapid Traverse	1,024 IPM (26 m/min)
Maximum Turning Diameter	17 in (420 mm)
Maximum Turning Length	123 in (3,125 mm)

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DN SOLUTIONS PUMA 3100ULM – CAPACITY / TABLE

Specification	Details
Chuck Size	12 in Hydraulic Chuck
Maximum Workpiece Diameter	17 in (420 mm)
Maximum Workpiece Length	123 in (3,125 mm)
Maximum Bar Capacity	Approximately 4 in
Work Holding	Hydraulic Chucks, Soft Jaws, Hard Jaws, Faceplates, and Custom Fixtures

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DN SOLUTIONS PUMA 3100ULM – SPINDLE

Specification	Details
Maximum Spindle Speed	2,800 RPM
Spindle Power	35 HP (26 kW)
Maximum Spindle Torque	828 ft-lb (1,123 Nm)
Spindle Type	Heavy-Duty High-Torque Spindle
Spindle Nose	A2-11

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DN SOLUTIONS PUMA 3100ULM – TOOL CHANGER

Specification	Details
Turret Type	Servo-Driven Live Tool Turret
Number of Tool Stations	12 Stations
Live Tool Speed	5,000 RPM
Tool Configuration	Static and Rotary Tool Holders
Tool Indexing	Automatic Servo Turret Indexing

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DN SOLUTIONS PUMA 3100ULM – CONTROL SYSTEM

Specification	Details
CNC Control	FANUC Series Control
Programming	Standard G-Code, Turning Cycles, and Milling Functions
Operator Interface	Color LCD Display
Features	Tool Management, C-Axis Control, Diagnostics, and Production Monitoring

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DN SOLUTIONS PUMA 3100ULM – COOLANT / DUST / WATER MANAGEMENT

Specification	Details
Coolant System	Flood Coolant System
High-Pressure Coolant	Optional Depending on Configuration
Chip Removal	Automatic Chip Conveyor Available
Coolant Filtration	Multi-Stage Filtration System
Enclosure	Fully Enclosed Machining Area

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DN SOLUTIONS PUMA 3100ULM – POWER REQUIREMENTS

Specification	Details
Electrical Requirement	220V / 380V / 440V Three Phase (Configuration Dependent)
Connected Load	Approximately 50–60 kVA
Pneumatic Requirement	Clean, Dry Compressed Air

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DN SOLUTIONS PUMA 3100ULM – DIMENSIONS

Specification	Details
Machine Length	259 in (6,585 mm)
Machine Width	90 in (2,280 mm)
Machine Height	91 in (2,315 mm)
Machine Weight	Approximately 26,015 lbs (11,800 kg)

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DN SOLUTIONS PUMA 3100ULM – GENERAL INFORMATION

Specification	Details
Manufacturer	DN SOLUTIONS
Model	PUMA 3100ULM
Machine Type	Long-Bed CNC Horizontal Turning Center with Live Tooling
Machine Condition	Used
Typical Operations	Turning, Facing, Boring, Threading, Drilling, Milling, Tapping, and Grooving
Automation Compatibility	Tailstocks, Steady Rests, Chip Conveyors, Bar Feed Systems, and Robotic Automation

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INDUSTRIES THAT USE DN SOLUTIONS PUMA 3100ULM

The DN SOLUTIONS PUMA 3100ULM is widely used in industries requiring the machining of long, high-precision components with additional milled features. Aerospace manufacturers use the machine for actuator shafts, structural components, landing gear parts, and precision assemblies requiring exceptional dimensional control.

Oil and gas companies rely on the PUMA 3100ULM for manufacturing long valve stems, drilling equipment components, couplings, pump shafts, and pressure-control equipment produced from high-strength materials. The energy sector utilizes the machine for turbine shafts, generator components, and large rotating assemblies requiring precision machining.

Additional applications include marine propulsion systems, agricultural machinery, construction equipment, defense components, hydraulic cylinders, and general contract manufacturing. The ability to combine turning and live-tool operations within a single setup improves productivity, reduces secondary operations, and maintains superior accuracy across long components.

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TYPICAL PARTS DN SOLUTIONS PUMA 3100ULM CAN PRODUCE

The DN SOLUTIONS PUMA 3100ULM can manufacture a wide range of long and complex parts including drive shafts, hydraulic cylinder rods, industrial rollers, turbine shafts, pump shafts, threaded rods, couplings, flanges, bearing housings, and custom engineered components.

Its live tooling capability allows manufacturers to create cross holes, milled flats, slots, keyways, and tapped features without removing the part from the machine. This reduces setup requirements, improves part-to-part consistency, and shortens production cycles.

The machine is suitable for prototype work, repair applications, low-volume production, and high-volume manufacturing environments. Its rigid construction, powerful spindle, and advanced CNC technology ensure excellent repeatability, high-quality finishes, and dependable performance during demanding machining operations.

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WHY CHOOSE DN SOLUTIONS PUMA 3100ULM

The DN SOLUTIONS PUMA 3100ULM is an excellent choice for manufacturers that require the capacity of a large long-bed CNC lathe combined with the flexibility of live tooling. Its 123-inch turning length allows machining of oversized components while eliminating the need for multiple setups or repositioning.

The machine’s heavy-duty box guideway construction, high-torque spindle, and rigid 12-station live tooling turret provide exceptional stability for both aggressive roughing and precise finishing operations. The ability to complete turning, drilling, milling, and tapping on a single machine increases efficiency and reduces overall manufacturing costs.

Another significant advantage of the PUMA 3100ULM is its compatibility with productivity-enhancing accessories such as programmable tailstocks, steady rests, high-pressure coolant systems, and automated loading solutions. These features enable manufacturers to optimize cycle times and improve production throughput.

The PUMA series is recognized globally for durability, precision, and long-term reliability. The PUMA 3100ULM represents an excellent solution for manufacturers requiring extended machining capacity with advanced multi-tasking capability.

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WHY BUY USED DN SOLUTIONS PUMA 3100ULM

Purchasing a used DN SOLUTIONS PUMA 3100ULM provides manufacturers with access to a highly advanced long-bed CNC mill-turn machine at a fraction of the cost of buying new equipment. Large-capacity CNC machines with live tooling require substantial capital investment when purchased new, making the used market a practical option for companies seeking additional capacity without excessive expense.

One of the greatest advantages of purchasing a used PUMA 3100ULM is its ability to complete multiple machining operations in one setup. By combining turning, milling, drilling, and tapping functions, the machine reduces part handling, improves accuracy, and decreases production times. This capability is especially valuable for shops producing long shafts, hydraulic components, and complex industrial parts.

The machine’s heavy cast iron construction, powerful spindle, precision live tooling turret, and reliable FANUC control system are designed for continuous industrial use. A properly maintained used machine can continue providing excellent performance and productivity for many years.

Used CNC machinery is often available with shorter lead times compared with ordering a new machine. The savings from purchasing a used PUMA 3100ULM can be invested in tooling, automation, workholding solutions, and quality control equipment.

Because of the strong reputation and durability of DN SOLUTIONS equipment, the PUMA 3100ULM maintains excellent resale value and remains a smart investment for manufacturers requiring long-bed machining with advanced live tooling capability.

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HOW MUCH DOES A USED DN SOLUTIONS PUMA 3100ULM COST?

The price of a used DN SOLUTIONS PUMA 3100ULM depends on several factors including the machine’s manufacturing year, spindle hours, overall condition, maintenance records, CNC control version, included tooling, and optional equipment. Machines equipped with additional live tooling packages, high-pressure coolant systems, steady rests, programmable tailstocks, and automation accessories generally command higher prices.

A used DN SOLUTIONS PUMA 3100ULM typically ranges between $150,000 and $350,000, depending on the machine’s age, configuration, condition, and included accessories. Newer machines with low operating hours, extensive tooling packages, and documented maintenance histories generally achieve higher market values.

Before purchasing a used PUMA 3100ULM, buyers should inspect spindle condition, C-axis accuracy, live tooling performance, turret indexing, axis movement, lubrication systems, hydraulic systems, and CNC control operation. A detailed inspection ensures reliable performance and helps identify any potential maintenance requirements.

Additional ownership expenses such as transportation, rigging, installation, electrical connections, tooling, operator training, and preventive maintenance should be considered when calculating the total investment. Even after these expenses, a used PUMA 3100ULM remains significantly more affordable than purchasing a comparable new long-bed mill-turn machine.

For manufacturers requiring extremely long machining capacity, integrated live tooling, heavy-duty construction, and dependable CNC performance, the used DN SOLUTIONS PUMA 3100ULM delivers an outstanding combination of capacity, versatility, productivity, and long-term value.