DOOSAN MYNX 6500/50 – 2014
USED DOOSAN MYNX 6500/50 – 2014
The DOOSAN MYNX 6500/50 – 2014 is a heavy-duty vertical machining center engineered for large-part machining, aggressive metal removal, and high-rigidity production applications. Manufactured by Doosan Machine Tools, now operating under the DN Solutions brand, the MYNX series has built a strong reputation worldwide for durability, reliability, and strong cutting capability. The MYNX 6500/50 is specifically designed for manufacturers requiring a large work envelope, powerful spindle performance, and long-term production stability for machining steel, cast iron, stainless steel, and large industrial components.
The 2014 DOOSAN MYNX 6500/50 is highly regarded in the used CNC machinery market because it combines a robust box-way machine structure with a CAT50 spindle system capable of handling demanding machining operations. It is commonly used in industries such as oil & gas, heavy equipment manufacturing, aerospace support, automotive tooling, energy production, and industrial machinery manufacturing where larger and heavier workpieces are common.
This machine typically features approximately 50 inches of X-axis travel, 26 inches of Y-axis travel, and 25 inches of Z-axis travel, along with a large T-slot table capable of supporting heavy workpieces. The rigid Meehanite cast iron construction provides excellent vibration damping and stability during heavy roughing operations, while the high-torque spindle allows efficient machining of tough materials and deep cutting applications.
The MYNX 6500/50 is commonly equipped with a Fanuc CNC control system, 24-position automatic tool changer, geared spindle drive, chip conveyor system, flood coolant, and programmable spindle features. The CAT50 spindle taper provides excellent rigidity for large tooling applications and heavy material removal rates. Many machines also include high-pressure coolant systems and probing packages for enhanced production capability.
In the used CNC market, the DOOSAN MYNX 6500/50 remains one of the most respected heavy-duty vertical machining centers because of its rugged construction, reliable performance, and ability to maintain machining accuracy during continuous industrial production. It is often chosen by manufacturers needing a dependable large-frame machining platform without the high cost of newer premium machining centers.
DOOSAN MYNX 6500/50 – AXIS
| AXIS SPECIFICATIONS | DETAILS |
|---|---|
| Number of Axes | 3 Axis CNC Vertical Machining Center |
| X-Axis Travel | 1,270 mm (50 in) |
| Y-Axis Travel | 670 mm (26.4 in) |
| Z-Axis Travel | 625 mm (24.6 in) |
| Rapid Traverse Rate | Up to 30 m/min |
| Guide System | Box ways |
| Positioning Accuracy | ±0.0002 in (estimated) |
| Repeatability | ±0.0001 in (estimated) |
DOOSAN MYNX 6500/50 – AXIS TRAVELS / WORK ENVELOPE
| WORK ENVELOPE | DETAILS |
|---|---|
| Machine Type | Heavy-Duty Vertical Machining Center |
| Table Size | ~1,400 x 670 mm |
| Max Workpiece Size | Large industrial components |
| Max Table Load | ~1,500 kg (3,300 lbs) |
| Spindle Nose to Table | Wide machining clearance |
| Setup Style | Large-part production machining |
DOOSAN MYNX 6500/50 – CAPACITY / TABLE
| CAPACITY SPECIFICATIONS | DETAILS |
|---|---|
| Machine Structure | Meehanite heavy cast iron frame |
| Table Type | Precision T-slot table |
| Production Type | Heavy-duty cutting / roughing |
| Material Capability | Steel, Cast Iron, Stainless Steel |
| Application Focus | Industrial and structural machining |
DOOSAN MYNX 6500/50 – SPINDLE
| SPINDLE SPECIFICATIONS | DETAILS |
|---|---|
| Spindle Speed | 6,000 RPM |
| Spindle Motor | Approx. 25–30 HP |
| Spindle Torque | High-torque geared spindle |
| Spindle Taper | CAT50 |
| Drive System | Geared head spindle |
| Machining Style | Heavy roughing + precision finishing |
| Cooling System | Oil-cooled spindle system |
DOOSAN MYNX 6500/50 – TOOL CHANGER
| TOOLING SPECIFICATIONS | DETAILS |
|---|---|
| Tool Magazine Type | Arm-type automatic tool changer |
| Tool Capacity | 24 tools |
| Tool Change Time | ~2.5–3 sec |
| Max Tool Diameter | ~125 mm |
| Max Tool Weight | ~15 kg |
| Tool System | Random access ATC |
DOOSAN MYNX 6500/50 – CONTROL SYSTEM
| CONTROL INFORMATION | DETAILS |
|---|---|
| CNC Control | Fanuc 0i-MD / Fanuc 31i |
| Programming Type | Standard G-code |
| Display Type | LCD CNC interface |
| Connectivity | USB / Ethernet |
| Simulation | Basic contour simulation |
| Automation Support | Limited automation integration |
DOOSAN MYNX 6500/50 – COOLANT / DUST / WATER MANAGEMENT
| COOLANT SYSTEM | DETAILS |
|---|---|
| Coolant Type | Flood coolant system |
| Through Spindle Coolant | Optional |
| Chip Removal | Auger / chip conveyor |
| Filtration System | Standard industrial filtration |
| Lubrication | Automatic lubrication system |
| Thermal Control | Spindle thermal compensation |
DOOSAN MYNX 6500/50 – POWER REQUIREMENTS
| POWER SPECIFICATIONS | DETAILS |
|---|---|
| Voltage | 220V / 440V |
| Phase | 3 Phase |
| Power Requirement | ~35–45 KVA |
| Air Requirement | 90–100 PSI |
| Electrical Type | Industrial CNC power supply |
DOOSAN MYNX 6500/50 – DIMENSIONS
| MACHINE DIMENSIONS | DETAILS |
|---|---|
| Machine Length | ~145–160 in |
| Machine Width | ~110–120 in |
| Machine Height | ~120–130 in |
| Machine Weight | ~24,000–28,000 lbs |
| Floor Space Requirement | Large industrial footprint |
DOOSAN MYNX 6500/50 – GENERAL INFORMATION
| GENERAL INFORMATION | DETAILS |
|---|---|
| Machine Type | Heavy-Duty Vertical Machining Center |
| Manufacturer | Doosan / DN Solutions |
| Year | 2014 |
| Primary Application | Large-part precision machining |
| Typical Industries | Oil & Gas, Aerospace, Heavy Equipment |
| Automation Level | Medium |
| Used Market Demand | High |
| Reliability | Excellent industrial platform |
INDUSTRIES THAT USE DOOSAN MYNX 6500/50 – 2014
The DOOSAN MYNX 6500/50 is widely used in heavy industrial manufacturing sectors where large workpieces and aggressive cutting operations are common. Oil and gas manufacturers frequently use this machine for valve bodies, pump housings, drilling equipment components, and large steel parts requiring high torque machining capability.
Heavy equipment and construction machinery industries rely on the MYNX 6500/50 for structural parts, hydraulic housings, gear cases, and fabricated weldment machining. The machine’s rigid box-way construction makes it highly effective for deep roughing operations and heavy metal removal.
Aerospace support manufacturers use the machine for larger structural components, tooling plates, and industrial assemblies where rigidity and repeatability are critical.
General industrial manufacturing companies use the MYNX platform for mold bases, machine frames, tooling fixtures, and precision-machined production components. Its large table and CAT50 spindle system allow efficient machining of oversized workpieces that smaller VMCs cannot handle effectively.
TYPICAL PARTS DOOSAN MYNX 6500/50 CAN PRODUCE
The MYNX 6500/50 can produce pump housings, valve bodies, steel plates, industrial frames, transmission housings, machine bases, tooling fixtures, and heavy structural components.
The machine is especially effective for large steel and cast iron parts requiring deep roughing operations, drilling, tapping, contour milling, and heavy-duty finishing work.
Its CAT50 spindle and rigid box-way system make it highly capable for large-tool applications and high material removal rates in industrial production environments.
WHY CHOOSE DOOSAN MYNX 6500/50 – 2014
The DOOSAN MYNX 6500/50 is chosen for its rugged construction, high rigidity, and strong metal removal capability. The machine is designed to perform demanding industrial machining operations continuously while maintaining stable accuracy and long-term reliability.
One of its biggest advantages is the CAT50 geared spindle system, which provides high torque for heavy cutting applications and difficult materials. This allows manufacturers to use larger tooling and aggressive cutting parameters efficiently.
The box-way machine design provides superior vibration damping compared to lighter linear-guide machines, making the MYNX especially effective for heavy roughing operations and hard materials.
Another advantage is reliability. The MYNX series is widely respected for durable mechanical construction and long machine life even in harsh production environments.
The machine also offers excellent value because it combines heavy-duty capability with relatively simple maintenance requirements and strong FANUC control support.
WHY BUY USED DOOSAN MYNX 6500/50 – 2014
Buying a used DOOSAN MYNX 6500/50 allows manufacturers to acquire a large-frame heavy-duty machining center at a significantly lower cost compared to purchasing a new machine with similar capabilities.
Since these machines are built for industrial durability, many used units continue operating reliably after years of production use. The strong cast iron structure and geared spindle system are designed for long-term heavy-duty machining performance.
Many used machines include valuable options such as chip conveyors, probing systems, through-spindle coolant, rotary tables, and tooling packages that add production capability without additional investment.
Depreciation savings are substantial, especially for large industrial machining centers. Buyers can often obtain premium machining capability at a fraction of original new-machine pricing.
The widespread use of FANUC controls also ensures easy operator training, strong service availability, and long-term parts support worldwide.
HOW MUCH DOES A USED DOOSAN MYNX 6500/50 COST?
The price of a used Doosan Mynx 6500/50 depends on several factors, including the year of manufacture, spindle hours, machine condition, control type, and optional features such as through-spindle coolant, chip conveyor, probing, and 4th-axis capability. This heavy-duty vertical machining center is highly regarded for its CAT 50 spindle, rigid box-way construction, and ability to handle demanding machining applications.
For machines built between 2010 and 2015, you can typically expect pricing to start at around $35,000 for units with higher hours or more basic configurations. Well-maintained machines with lower spindle hours and valuable options may sell in the $45,000 to $75,000 range. Listings for 2014–2016 models often command higher prices due to improved controls and additional features.
Older models from the early 2000s can sometimes be found in the $20,000 to $35,000 range, while newer machines from 2016 and later may exceed $80,000, especially if equipped with 4th-axis rotary tables and advanced automation features.
When evaluating a used Doosan Mynx 6500/50, buyers should review maintenance records, spindle condition, axis backlash, and overall machine accuracy. A properly maintained machine can deliver excellent value and years of dependable production performance.
