USED OKUMA ES L6 – 2004
The Okuma ES L6 is a heavy-duty CNC turning center designed for manufacturers requiring precision turning, reliability, and the ability to machine medium to large workpieces efficiently. Built by Okuma, one of the world’s most respected CNC machine tool manufacturers, the ES L6 combines robust construction, powerful spindle performance, and advanced CNC control technology to deliver dependable machining performance in demanding production environments. The machine has earned a strong reputation among job shops, automotive suppliers, oil and gas manufacturers, aerospace subcontractors, and industrial equipment producers because of its durability and versatility.
The Okuma ES L6 is a slant-bed CNC lathe engineered for turning, facing, boring, threading, grooving, drilling, and general-purpose production machining. Its rigid cast iron construction provides excellent vibration dampening and thermal stability, allowing operators to maintain tight tolerances and superior surface finishes throughout long production runs. The machine is capable of machining a wide variety of materials including aluminum, steel, stainless steel, cast iron, brass, bronze, titanium, and engineering plastics.
A typical 2004 Okuma ES L6 features a maximum turning diameter of approximately 14 inches and a maximum turning length of approximately 20 inches. Most machines are equipped with an 8-inch hydraulic chuck, a spindle capable of speeds up to 4,500 RPM, and a powerful turret system designed for high-production machining. The machine commonly utilizes the highly regarded Okuma OSP control system, which provides reliable programming, advanced diagnostics, and excellent machining accuracy. Many machines are also equipped with chip conveyors, tool setters, parts catchers, and bar feeding systems that further enhance productivity.
Industries such as automotive manufacturing, aerospace machining, hydraulic component production, energy equipment manufacturing, agricultural equipment production, defense manufacturing, and contract machining regularly utilize the ES L6. The machine’s combination of rigidity, spindle power, and turning capacity makes it suitable for both short-run and high-volume production environments.
One of the primary reasons the 2004 Okuma ES L6 remains attractive in the used CNC market is its reputation for reliability and long service life. Many Okuma turning centers continue operating productively for decades with proper maintenance, making the ES L6 an excellent option for manufacturers seeking proven performance and strong return on investment.
OKUMA ES L6 – AXIS
| Specification | Value |
|---|---|
| Number of Axes | 2 Axis |
| Simultaneous Axis Control | 2 Axis |
| Positioning Type | CNC Controlled |
OKUMA ES L6 – AXIS TRAVELS / WORK ENVELOPE
| Specification | Value |
|---|---|
| X-Axis Travel | Approx. 9.0″ |
| Z-Axis Travel | Approx. 22.0″ |
| Maximum Turning Diameter | 14.0″ |
| Maximum Turning Length | 20.0″ |
OKUMA ES L6 – CAPACITY
| Specification | Value |
|---|---|
| Chuck Size | 8″ |
| Swing Over Bed | 20.0″ |
| Maximum Turning Diameter | 14.0″ |
| Maximum Turning Length | 20.0″ |
| Bar Capacity | 2.5″ |
OKUMA ES L6 – SPINDLE
| Specification | Value |
|---|---|
| Spindle Speed | 4,500 RPM |
| Spindle Bore | 3.0″ |
| Spindle Motor | 20 HP |
| Spindle Nose | A2-6 |
| Drive Type | Direct Drive |
OKUMA ES L6 – TOOL CHANGER
| Specification | Value |
|---|---|
| Turret Capacity | 12 Stations |
| Turret Type | Servo Turret |
| Live Tooling | Optional |
| Tool Selection | Bidirectional |
| Index Time | Fast Servo Indexing |
OKUMA ES L6 – CONTROL SYSTEM
| Specification | Value |
|---|---|
| CNC Control | Okuma OSP-U100L |
| Programming Capability | G-Code |
| Conversational Programming | Available |
| Ethernet Connectivity | Optional |
| USB Support | Optional |
OKUMA ES L6 – COOLANT / DUST / WATER MANAGEMENT
| Specification | Value |
|---|---|
| Coolant System | Flood Coolant |
| High Pressure Coolant | Optional |
| Chip Conveyor | Optional |
| Coolant Filtration | Standard |
| Enclosure | Full Enclosure |
OKUMA ES L6 – POWER REQUIREMENTS
| Specification | Value |
|---|---|
| Voltage | 220V / 440V |
| Phase | 3 Phase |
| Power Requirement | Approx. 25 KVA |
| Air Requirement | Shop Air Required |
OKUMA ES L6 – DIMENSIONS
| Specification | Value |
|---|---|
| Length | Approx. 110″ |
| Width | Approx. 70″ |
| Height | Approx. 75″ |
| Weight | Approx. 11,500 lbs |
OKUMA ES L6 – GENERAL INFORMATION
| Specification | Value |
|---|---|
| Manufacturer | Okuma |
| Machine Type | CNC Turning Center |
| Year | 2004 |
| Construction | Slant Bed |
| Country of Origin | Japan |
INDUSTRIES THAT USE OKUMA ES L6
The Okuma ES L6 is widely utilized in industries requiring reliable CNC turning and consistent production performance.
Industries commonly utilizing the Okuma ES L6 include:
- Automotive Manufacturing
- Aerospace Manufacturing
- Defense Manufacturing
- Energy Industry Suppliers
- Oil and Gas Manufacturing
- Hydraulic Component Manufacturing
- Agricultural Equipment Manufacturing
- Heavy Equipment Manufacturing
- Contract Machining
- Robotics Manufacturing
- Industrial Equipment Manufacturing
- Fluid Power Industry
- Tool Manufacturing
- Precision Engineering Companies
- General Machine Shops
Its combination of spindle power and turning capacity makes it suitable for a wide range of machining applications.
TYPICAL PARTS OKUMA ES L6 CAN PRODUCE
The Okuma ES L6 is capable of producing a wide variety of precision-turned components.
Typical parts include:
- Hydraulic Shafts
- Bearing Housings
- Valve Bodies
- Pump Components
- Aerospace Bushings
- Sleeves
- Couplings
- Flanges
- Threaded Components
- Drive Components
- Medical Components
- Energy Industry Parts
- Agricultural Equipment Components
- Pneumatic Components
- Gear Blanks
- Automotive Components
- Robotics Parts
- OEM Production Parts
- Custom Turned Components
- Repair and Replacement Parts
The machine’s rigid construction allows for both roughing and finishing operations with excellent accuracy.
WHY CHOOSE OKUMA ES L6
The Okuma ES L6 remains a popular CNC turning center because it offers a combination of reliability, productivity, and long-term value. Manufacturers frequently choose the ES L6 because it delivers the durability and machining performance that Okuma machines are known for worldwide.
One of the machine’s primary strengths is its rigid slant-bed design. This construction improves chip evacuation, reduces vibration, and enhances machining stability. The result is improved surface finish quality, longer tool life, and consistent dimensional accuracy.
The powerful spindle system enables efficient machining of a wide variety of materials, including difficult-to-machine alloys commonly found in aerospace, energy, and industrial applications. Combined with the machine’s robust turret system, the ES L6 can handle demanding production workloads with ease.
Another significant advantage is the Okuma OSP control system. Known for its reliability and advanced diagnostics, the OSP platform provides operators with a user-friendly interface and powerful programming capabilities. Many shops prefer Okuma controls because of their stability and long-term support.
The machine’s reputation for durability also contributes to its popularity. Properly maintained Okuma turning centers frequently remain productive for decades, making them highly desirable in both production and job shop environments.
For manufacturers seeking dependable turning performance and long-term ownership value, the Okuma ES L6 remains an excellent choice.
WHY BUY USED OKUMA ES L6
Purchasing a used 2004 Okuma ES L6 allows manufacturers to acquire a premium Japanese CNC turning center at a significantly lower cost than purchasing a new machine. Because Okuma machines are known for their longevity and reliability, many used ES L6 machines continue to provide outstanding performance years after their original installation.
One of the biggest advantages is cost savings. A used ES L6 can often be purchased for a fraction of the cost of a new CNC lathe while still delivering exceptional turning capability, reliable controls, and robust machine construction. This allows manufacturers to increase capacity while preserving capital for tooling, automation, and other investments.
The machine’s proven reliability is another important benefit. Many shops specifically seek used Okuma equipment because of its reputation for durability and low maintenance requirements. A properly maintained ES L6 can continue producing precision components for many years while maintaining excellent machining accuracy.
Many used machines are equipped with valuable options such as chip conveyors, bar feeders, tool setters, high-pressure coolant systems, and live tooling packages. Purchasing these features as part of a used machine package often provides significant value compared to ordering them on a new machine.
The machine’s versatility further enhances its attractiveness. Whether producing small batches, prototype parts, or high-volume production runs, the ES L6 can adapt to a wide range of manufacturing requirements. This flexibility helps maximize machine utilization and overall productivity.
For manufacturers seeking reliable CNC turning capability, strong resale value, and excellent return on investment, the used Okuma ES L6 remains one of the most attractive options available in the used CNC machine market.
HOW MUCH DOES A USED OKUMA ES L6 COST?
A used 2004 Okuma ES L6 typically sells for between $18,000 and $45,000, depending on machine condition, spindle hours, maintenance history, tooling packages, and installed options.
Machines near the lower end of the price range generally have higher operating hours, older configurations, or limited accessories. Machines near the upper end often include bar feeders, chip conveyors, tooling packages, upgraded coolant systems, parts catchers, and comprehensive maintenance documentation.
Machine condition remains the most important factor influencing market value. Buyers commonly evaluate spindle performance, turret accuracy, machine geometry, lubrication systems, control functionality, and overall operational condition before determining a fair market price. Machines with documented maintenance records and lower operating hours generally command premium pricing because they present lower ownership risk.
Tooling and accessories can significantly affect overall value. Tool holders, collet systems, bar feeding equipment, workholding packages, and spare parts inventories can add thousands of dollars to the total package price while reducing setup costs for the buyer.
Regional demand also plays a role in pricing. Areas with strong automotive, aerospace, energy, and contract machining industries often maintain higher demand for reliable Japanese turning centers such as the ES L6.
Compared to purchasing a new CNC lathe, a used 2004 Okuma ES L6 offers substantial cost savings while still delivering dependable machining performance, proven reliability, and long-term durability. For manufacturers seeking a robust CNC turning center with strong value and production capability, the ES L6 remains an excellent investment in today’s used CNC equipment market.
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