USED DN SOLUTIONS PUMA 3100L

The DN SOLUTIONS PUMA 3100L is a heavy-duty long-bed CNC horizontal turning center designed for manufacturers that require increased turning length, superior rigidity, and reliable high-torque machining performance. As part of the highly respected PUMA 2100/2600/3100 series from DN SOLUTIONS, formerly known as Doosan Machine Tools, the PUMA 3100L is engineered to machine long shafts, cylinders, rollers, and other extended workpieces while maintaining excellent accuracy and repeatability.

Compared with the standard PUMA 3100, the PUMA 3100L offers a significantly longer Z-axis travel and increased maximum turning length, allowing manufacturers to machine larger components without sacrificing cutting power or precision. The machine is equipped with a rigid box guideway construction, a powerful spindle system, and a robust machine frame that minimizes vibration during demanding roughing and finishing operations. Its heavy-duty design allows shops to achieve excellent surface finishes and maintain tight dimensional tolerances across long workpieces.

The DN SOLUTIONS PUMA 3100L is capable of machining a wide variety of materials including carbon steel, stainless steel, alloy steel, cast iron, aluminum, brass, titanium, and other engineering-grade materials. Its high-torque spindle delivers the cutting force necessary for aggressive material removal, while the rigid machine structure provides stability during continuous production environments.

Most PUMA 3100L machines are equipped with advanced FANUC CNC controls that provide user-friendly programming, proven reliability, and advanced turning cycles. The servo-driven turret provides fast indexing and dependable tool positioning, enabling efficient operations such as external turning, internal boring, facing, grooving, threading, and drilling. Additional options including automatic chip conveyors, programmable tailstocks, steady rests, bar feeders, and robotic loading systems further improve productivity and allow the machine to handle a broader range of applications.

The DN SOLUTIONS PUMA 3100L is commonly found in industries including aerospace, oil and gas, energy, automotive, heavy equipment, agricultural machinery, defense, marine, and general industrial manufacturing. Typical components produced include long shafts, hydraulic cylinders, rollers, pump components, valve bodies, flanges, couplings, bearing housings, and custom precision parts.

The popularity of the used DN SOLUTIONS PUMA 3100L remains strong because it provides exceptional long-part machining capacity without the high investment required for a new CNC turning center. Its combination of extended Z-axis travel, durable construction, powerful spindle, and proven CNC technology makes it an excellent choice for machine shops looking to increase capacity while controlling equipment costs.

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DN SOLUTIONS PUMA 3100L – AXIS

Specification	Details
Number of Controlled Axes	2 Axis
X-Axis	Cross Slide Turning Axis
Z-Axis	Longitudinal Turning Axis
Machine Configuration	Horizontal CNC Turning Center

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DN SOLUTIONS PUMA 3100L – AXIS TRAVELS / WORK ENVELOPE

Specification	Details
X-Axis Travel	12 in (293 mm)
Z-Axis Travel	53 in (1,350 mm)
X-Axis Rapid Traverse	1,181 IPM (30 m/min)
Z-Axis Rapid Traverse	1,181 IPM (30 m/min)
Maximum Turning Diameter	21 in (525 mm)
Maximum Turning Length	52 in (1,310 mm)

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DN SOLUTIONS PUMA 3100L – CAPACITY / TABLE

Specification	Details
Chuck Size	12 in Hydraulic Chuck
Maximum Workpiece Diameter	21 in (525 mm)
Maximum Workpiece Length	52 in (1,310 mm)
Work Holding	Hydraulic Chuck, Soft Jaws, Hard Jaws, Custom Fixtures
Tailstock	Programmable Tailstock Available

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DN SOLUTIONS PUMA 3100L – 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 3100L – TOOL CHANGER

Specification	Details
Turret Type	Servo-Driven Turret
Number of Tool Stations	10 Stations
Tool Configuration	Static Turning Tools
Indexing System	Automatic High-Speed Turret Indexing

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DN SOLUTIONS PUMA 3100L – CONTROL SYSTEM

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

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DN SOLUTIONS PUMA 3100L – 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 3100L – POWER REQUIREMENTS

Specification	Details
Electrical Requirement	220V / 380V / 440V Three Phase (Configuration Dependent)
Connected Load	Approximately 40–50 kVA
Pneumatic Requirement	Clean Dry Compressed Air

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DN SOLUTIONS PUMA 3100L – DIMENSIONS

Specification	Details
Machine Length	178 in (4,527 mm)
Machine Width	81 in (2,067 mm)
Machine Height	79 in (2,010 mm)
Machine Weight	Approximately 16,204 lbs (7,350 kg)

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DN SOLUTIONS PUMA 3100L – GENERAL INFORMATION

Specification	Details
Manufacturer	DN SOLUTIONS
Model	PUMA 3100L
Machine Type	CNC Horizontal Long-Bed Turning Center
Machine Condition	Used
Typical Operations	Turning, Facing, Boring, Threading, Grooving, and Drilling
Automation Compatibility	Bar Feed Systems, Gantry Loaders, Robotic Systems, and Custom Automation

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INDUSTRIES THAT USE DN SOLUTIONS PUMA 3100L

The DN SOLUTIONS PUMA 3100L is widely utilized in industries requiring the production of long and heavy precision-machined components. Aerospace manufacturers use the machine for producing landing gear components, structural shafts, actuator components, and other critical parts requiring high dimensional accuracy.

The oil and gas industry frequently relies on the PUMA 3100L for machining valves, drilling components, couplings, connectors, and pressure-control equipment. Energy companies use the machine to manufacture turbine shafts, generator components, and various heavy-duty mechanical parts.

Additional applications can be found in automotive manufacturing, agricultural machinery, construction equipment, marine industries, and general machining facilities. The extended bed design allows operators to produce long parts without requiring multiple setups, improving accuracy and reducing manufacturing time.

The machine’s rigid structure and high-torque spindle make it suitable for both aggressive roughing operations and precision finishing. This flexibility allows manufacturers to process a wide range of materials and component sizes while maintaining consistent production quality.

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TYPICAL PARTS DN SOLUTIONS PUMA 3100L CAN PRODUCE

The DN SOLUTIONS PUMA 3100L can produce numerous long and heavy precision components including drive shafts, hydraulic cylinders, rollers, spindles, valve stems, pump shafts, bearing sleeves, couplings, flanges, threaded components, and custom industrial parts.

Its extended Z-axis travel allows manufacturers to machine longer workpieces in a single setup, reducing the need for repositioning and improving overall dimensional consistency. The machine excels at operations including OD turning, ID boring, threading, grooving, facing, and drilling.

The PUMA 3100L is suitable for prototype work, low-volume custom machining, and high-volume production environments. Its durable construction, reliable turret system, and advanced CNC controls allow manufacturers to maintain high productivity and excellent part quality.

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WHY CHOOSE DN SOLUTIONS PUMA 3100L

The DN SOLUTIONS PUMA 3100L is an excellent solution for manufacturers that require greater turning length while maintaining the power and rigidity of a heavy-duty CNC lathe. Its extended bed configuration provides substantially more machining capacity than standard turning centers, making it ideal for long shafts and cylindrical components.

The powerful 12-inch chuck, high-torque spindle, and rigid box guideway construction allow the machine to remove material efficiently while maintaining excellent surface finishes and dimensional accuracy. Its durable mechanical design ensures reliable operation in demanding manufacturing environments.

Another major advantage of the PUMA 3100L is its ability to accommodate various workholding and support options, including programmable tailstocks, steady rests, and automation systems. These features expand the machine’s capability and allow shops to process a wider variety of long and heavy parts.

The strong reputation of the PUMA series for durability, reliability, and long-term performance makes the PUMA 3100L a trusted choice for companies seeking dependable CNC turning capability with an extended work envelope.

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WHY BUY USED DN SOLUTIONS PUMA 3100L

Purchasing a used DN SOLUTIONS PUMA 3100L allows manufacturers to obtain a high-capacity long-bed CNC turning center at a significantly lower investment compared with buying a new machine. Because long-bed CNC lathes require substantial machine construction and engineering, purchasing a used model can provide significant cost savings while still delivering excellent machining capability.

One of the primary advantages of a used PUMA 3100L is its ability to machine long components in a single setup. This reduces operator intervention, minimizes alignment errors, improves part accuracy, and increases production efficiency. Companies that manufacture shafts, rollers, cylinders, and long precision components particularly benefit from this capability.

The machine’s rigid construction, powerful spindle, and proven FANUC control system are designed for years of continuous industrial use. A properly maintained used PUMA 3100L can continue delivering dependable performance while offering a lower total investment.

Used machines are also typically available faster than new equipment, helping manufacturers quickly increase production capacity or replace aging machinery. The reduced purchase price allows additional investment in tooling, fixturing, automation systems, and inspection equipment.

The strong reputation and demand for the PUMA series help maintain the resale value of the PUMA 3100L. For manufacturers requiring a durable, accurate, and powerful long-bed turning center, a used DN SOLUTIONS PUMA 3100L is an excellent investment that provides outstanding productivity and long-term value.

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

The price of a used DN SOLUTIONS PUMA 3100L depends on several factors including the machine’s manufacturing year, spindle hours, overall condition, maintenance history, CNC control type, tooling packages, and installed options. Machines equipped with programmable tailstocks, steady rests, chip conveyors, additional tooling, and automation systems typically command higher prices.

A used DN SOLUTIONS PUMA 3100L generally ranges between $80,000 and $220,000, depending on age, condition, and included equipment. Newer machines with low operating hours, documented service records, and advanced options generally sell at the higher end of this range.

When evaluating a used PUMA 3100L, buyers should inspect spindle performance, axis accuracy, turret indexing, hydraulic systems, lubrication systems, tailstock alignment, and CNC control functionality. A comprehensive machine inspection helps identify potential maintenance requirements and ensures long-term production reliability.

Additional ownership costs such as transportation, rigging, installation, electrical connections, tooling, operator training, and preventative maintenance should be considered when calculating the overall investment. Even with these expenses, purchasing a used PUMA 3100L remains far more cost-effective than buying a comparable new long-bed CNC turning center.

For manufacturers that require extended turning capacity, heavy-duty performance, and proven reliability, the used DN SOLUTIONS PUMA 3100L offers an outstanding combination of machining capability, durability, and return on investment.