The DOOSAN DNM 750 II is a robust vertical machining center designed for high-precision milling and reliable performance in demanding production environments. Featuring a rigid cast-iron structure and advanced thermal stability design, the DNM 750 II delivers consistent accuracy and excellent surface finishes, even during long machining cycles and heavy cutting operations. Its large work envelope and extended travel ranges make it suitable for machining medium to large components with high dimensional stability.
The machine is equipped with a powerful spindle that supports both high-speed machining and high-torque cutting, allowing it to efficiently process materials such as aluminum, steel, cast iron, and various engineering alloys. With Fanuc or Siemens CNC control options, the DNM 750 II offers intuitive programming, reliable control performance, and seamless integration with CAD/CAM systems, enabling operators to optimize tool paths and reduce cycle times. A high-capacity tool magazine, rapid traverse speeds, and optional probing and automation features further improve productivity and reduce setup time.
The DOOSAN DNM 750 II is widely used in automotive, aerospace, general engineering, and mold and die applications, where precision, durability, and flexibility are essential. Its combination of accuracy, productivity, and user-friendly operation makes it a dependable vertical machining solution for both job shops and high-volume manufacturing operations.
DOOSAN DNM 750 IISPECIFICATIONS
TRAVEL & CAPACITY
X-Axis Travel: 1,630 mm (64.2 in)
Y-Axis Travel: 762 mm (30 in)
Z-Axis Travel: 650 mm (25.6 in)
Table Size: 1,800 mm × 750 mm (70.9 × 29.5 in)
Max Table Load: 1,500 kg (3,307 lbs)
SPINDLE
Taper: BT40 (optional Big Plus)
Max Spindle Speed: 12,000 rpm
Spindle Power: 18.5 kW (24.8 hp)
Max Torque: ~119 Nm
Drive Type: Direct drive
TOOL MAGAZINE
Tool Capacity: 30 tools (standard)
Tool-to-Tool Time: ~1.3 seconds
Max Tool Diameter: 80 mm (adjacent) / 125 mm (non-adjacent)
Max Tool Length: 300 mm
Max Tool Weight: 8 kg
FEEDRATES
Rapid Traverse (X/Y/Z): 30 / 30 / 24 m/min
Cutting Feedrate: Up to 10 m/min
COOLANT & CHIP HANDLING
Coolant Tank Capacity: ~450 liters
Through-Spindle Coolant: Optional (up to 30–70 bar)
Chip Conveyor: Standard (hinged or scraper type)
Air Blow and Washdown System: Included
CONTROL SYSTEM
FANUC 0i-MF or Siemens 828D
Rigid Tapping, 3D look-ahead, and tool life monitoring
USB and Ethernet connectivity
Optional: Probing, load monitoring, adaptive feed
DOOSAN DNM 750 II – GENERAL INFORMATION
Model: Doosan DNM 750 II
Machine Type: Vertical Machining Center (3-Axis)
Structure: Rigid C-frame with large table and travel
Control: FANUC i Series or Siemens 828D
Application: Medium to large part milling, drilling, and tapping
DOOSAN DNM 750 II – KEY CAPABILITIES
Large X-axis travel suitable for long parts or multiple setups
High-speed spindle for fast and accurate machining
Efficient chip evacuation with high-flow coolant system
Durable construction supports heavy-duty machining
Quick tool changes enhance productivity and uptime
INDUSTRIES THAT USE DOOSAN DNM 750 II
Automotive (molds, die plates, casting machining)
Aerospace (mounts, fixtures, housings)
Heavy Equipment & Tooling (steel plates, machine bases)
Mold & Die Shops (core and cavity milling)
General Engineering (brackets, arms, plates)
TYPICAL PARTS DOOSAN DNM 750 II CAN PRODUCE
Large aluminum or steel plates
Precision automotive tooling
Aerospace brackets or mounting bases
Injection mold and die sets
Long or multi-fixtured parts in a single setup
WHY CHOOSE THE DOOSAN DNM 750 II
Wide travel range ideal for large workpieces
Excellent balance between speed and rigidity
Low vibration for tight tolerances and superior surface finish
Advanced control and diagnostics for easy operation
Strong after-sales support and part availability
Summary Table
PARAMETER
VALUE
X/Y/Z Travels
1,630 / 762 / 650 mm
Table Size
1,800 mm × 750 mm
Max Table Load
1,500 kg (3,307 lbs)
Spindle Speed
12,000 rpm
Spindle Power
18.5 kW (24.8 hp)
Tool Capacity
30 tools
Rapid Traverse
30 / 30 / 24 m/min
Control Options
FANUC or Siemens
How much does used DOOSAN DNM 750 II cost? Used Machine Price Range (Approximate)
CONFIGURATION
ESTIMATED PRICE (USD)
Base Model (standard spindle, 30 tools)
$60,000 – $75,000
Mid-Spec (TS coolant, probing, high table load)
$75,000 – $90,000
High-Spec (automation, HP coolant, upgrades)
$90,000 – $110,000+
Prices vary depending on build year, spindle hours, tool count, and installed options.