USED MAZAK NEXUS QTN 450II/1000 – 2006

The MAZAK NEXUS QTN 450II/1000 – 2006 is a heavy-duty CNC turning center built for machining large-diameter and long-length workpieces with exceptional rigidity and reliability. Designed as part of Mazak’s Quick Turn Nexus series, this machine is widely used in industries that require high torque, large spindle capacity, and precision turning of medium to heavy components.

The QTN 450II/1000 features an 18-inch hydraulic chuck, a maximum turning diameter of approximately 22.8 inches, and a maximum machining length of approximately 40.2 inches (1,000 mm). Powered by a 40 HP spindle with a maximum speed of 2,000 RPM, the machine delivers excellent performance for roughing and finishing large steel, stainless steel, alloy, and cast iron components.

Equipped with the Mazatrol Matrix Nexus CNC control, programmable hydraulic tailstock, and a rigid 12-station turret, the machine provides dependable production capability for both job shops and high-volume manufacturing environments.

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MAZAK NEXUS QTN 450II/1000 – 2006 – AXIS

Specification	Details
Machine Type	CNC Turning Center
Axis Configuration	2-Axis
X-Axis Travel	Approx. 12.1″ / 308 mm
Z-Axis Travel	Approx. 40.2″ / 1,020 mm
C-Axis	Optional
Y-Axis	Not Standard
Turning Capability	Standard
Tailstock	Programmable Hydraulic
Rigid Tapping	Available

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MAZAK NEXUS QTN 450II/1000 – 2006 – AXIS TRAVELS / WORK ENVELOPE

Specification	Details
X-Axis Travel	Approx. 12.1″ / 308 mm
Z-Axis Travel	Approx. 40.2″ / 1,020 mm
Maximum Turning Diameter	Approx. 22.8″ / 580 mm
Maximum Machining Length	Approx. 40.2″ / 1,020 mm
Swing Over Bed	Approx. 33.3″ / 845 mm
Distance Between Centers	Approx. 43.3″ / 1,100 mm
Bar Capacity	Approx. 6.5″ / 165 mm
Work Envelope	Heavy-Duty Long Bed

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MAZAK NEXUS QTN 450II/1000 – 2006 – CAPACITY / CHUCK

Specification	Details
Chuck Size	18″ Hydraulic Chuck
Maximum Turning Diameter	Approx. 22.8″
Maximum Machining Length	Approx. 40.2″
Maximum Bar Capacity	Approx. 6.5″
Spindle Bore	Approx. 6.5″
Spindle Nose	A2-15
Workholding	Hydraulic Chuck
Tailstock	Programmable Hydraulic
Steady Rest	Optional

The large chuck and generous spindle bore make the QTN 450II/1000 suitable for machining large shafts, rollers, cylinders, and heavy industrial components.

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MAZAK NEXUS QTN 450II/1000 – 2006 – SPINDLE

Specification	Details
Spindle Type	Heavy-Duty Gear Head
Maximum Spindle Speed	2,000 RPM
Spindle Motor	40 HP
Peak Spindle Power	Approx. 50 HP
Spindle Nose	A2-15
Spindle Bore	Approx. 6.5″
Maximum Torque	High-Torque Design
Spindle Cooling	Standard
Rigid Tapping	Available

The geared spindle provides high torque at lower speeds, making the machine ideal for heavy roughing operations and machining large workpieces.

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MAZAK NEXUS QTN 450II/1000 – 2006 – TOOL TURRET

Specification	Details
Turret Type	Automatic Indexing Turret
Tool Stations	12
Tool Interface	VDI
Automatic Tool Change	Standard
External Turning Tools	Supported
Boring Bars	Supported
Grooving Tools	Supported
Threading Tools	Supported
Tool Presetter	Available

The 12-station turret allows a wide variety of turning operations to be completed efficiently with minimal setup changes.

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MAZAK NEXUS QTN 450II/1000 – 2006 – CONTROL SYSTEM

Specification	Details
CNC Control	Mazatrol Matrix Nexus
Programming	Mazatrol Conversational & EIA G-Code
Display	Color LCD
Conversational Programming	Standard
Tool Offset Management	Standard
Work Offset Management	Standard
Ethernet	Available
USB	Available
Diagnostics	Standard

The Mazatrol Matrix Nexus control offers conversational programming alongside standard G-code, simplifying setup and programming for both simple and complex turning applications.

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MAZAK NEXUS QTN 450II/1000 – 2006 – FEEDRATES

Specification	Details
X-Axis Rapid Traverse	Approx. 1,181 IPM
Z-Axis Rapid Traverse	Approx. 1,181 IPM
Feedrate Override	Standard
Linear Interpolation	Yes
Circular Interpolation	Yes
Servo Drive System	Digital AC
High-Speed Positioning	Standard
Cutting Feed	Programmable

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MAZAK NEXUS QTN 450II/1000 – 2006 – COOLANT & CHIP MANAGEMENT

Specification	Details
Flood Coolant	Standard
Coolant Tank	Standard
High-Pressure Coolant	Optional
Chip Conveyor	Standard / Optional
Coolant Filtration	Standard
Oil Skimmer	Optional
Mist Collector	Optional
Automatic Lubrication	Standard

Heavy-duty chip management allows continuous machining of large components with minimal operator intervention.

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MAZAK NEXUS QTN 450II/1000 – 2006 – AUTOMATION

Specification	Details
Automatic Turret Indexing	Standard
Programmable Tailstock	Standard
Tool Presetter	Available
Parts Catcher	Optional
Bar Feeder Compatibility	Limited
Automatic Tool Measurement	Available
Robot Integration	Available
Production Automation	Available

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MAZAK NEXUS QTN 450II/1000 – 2006 – POWER REQUIREMENTS

Specification	Details
Main Spindle Motor	40 HP
Electrical Service	Three-Phase
Input Voltage	Configuration Dependent
Shop Air	Required
Hydraulic System	Standard
Electrical Cabinet	Mazak
Installation	Industrial
Power Requirement	Machine Specific

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MAZAK NEXUS QTN 450II/1000 – 2006 – DIMENSIONS

Specification	Details
Machine Type	Heavy-Duty CNC Turning Center
Machine Width	Approx. 92″
Machine Length	Approx. 196″
Machine Height	Approx. 80″
Machine Weight	Approx. 27,000 lbs
Floor Space	Large
Installation	Industrial
Rigging	Required

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MAZAK NEXUS QTN 450II/1000 – 2006 – GENERAL INFORMATION

Specification	Details
Manufacturer	Mazak
Model	Nexus QTN 450II/1000
Year	2006
Machine Category	CNC Turning Center
Axis Configuration	2-Axis
Chuck Size	18″
Maximum Turning Diameter	Approx. 22.8″
Maximum Machining Length	Approx. 40.2″
Maximum Bar Capacity	Approx. 6.5″
Spindle Speed	2,000 RPM
Spindle Power	40 HP
Turret	12-Station
Tailstock	Programmable Hydraulic
CNC Control	Mazatrol Matrix Nexus

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INDUSTRIES THAT USE MAZAK NEXUS QTN 450II/1000

The MAZAK NEXUS QTN 450II/1000 is widely used in:

• Oil & Gas
• Aerospace
• Energy
• Mining
• Heavy Equipment
• Industrial Machinery
• Power Generation
• Shipbuilding
• Steel Processing
• General Manufacturing
• Contract Machining
• Precision Engineering

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TYPICAL PARTS MAZAK NEXUS QTN 450II/1000 CAN PRODUCE

Typical components include:

• Large shafts
• Hydraulic cylinders
• Rollers
• Flanges
• Valve bodies
• Pump components
• Bearing housings
• Couplings
• Spindles
• Industrial machine components
• Energy-sector components
• Heavy-duty precision turned parts

Typical machining operations include OD turning, ID boring, facing, grooving, threading, drilling, chamfering, profiling, and heavy roughing.

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WHY CHOOSE MAZAK NEXUS QTN 450II/1000

The MAZAK NEXUS QTN 450II/1000 is engineered for heavy-duty turning applications requiring high torque, long machining lengths, and exceptional rigidity. Its 18-inch chuck, 6.5-inch spindle bore, and 40 HP geared spindle make it well suited for machining large components in demanding industrial environments.

The rigid machine structure minimizes vibration during heavy cuts, while the programmable hydraulic tailstock provides excellent support for long workpieces. The Mazatrol Matrix Nexus control enhances productivity through intuitive conversational programming and efficient tool management.

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WHY BUY USED MAZAK NEXUS QTN 450II/1000 – 2006

A used 2006 MAZAK NEXUS QTN 450II/1000 provides excellent value for manufacturers seeking a proven heavy-duty CNC lathe at a fraction of the cost of a new machine.

When evaluating a used machine, inspect the spindle bearings, gearbox, ballscrews, guideways, turret indexing, hydraulic tailstock, lubrication system, coolant system, chuck condition, and CNC control. Verify spindle hours, maintenance records, and machine geometry.

Machines equipped with chip conveyors, steady rests, tool presetters, extensive tooling packages, and documented service histories typically command higher resale values and provide greater production flexibility.

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HOW MUCH DOES A USED MAZAK NEXUS QTN 450II/1000 – 2006 COST?

The market value depends on spindle hours, machine condition, tooling, maintenance history, and installed accessories.

USED MAZAK NEXUS QTN 450II/1000 – 2006 PRICE RANGE	ESTIMATED COST
High Hours / Basic Configuration	$60,000 – $75,000
Functional Production Machine	$75,000 – $90,000
Good Condition / Production Ready	$90,000 – $110,000
Excellent / Well Equipped	$110,000 – $130,000
Low Hours / Premium Configuration	$130,000 – $145,000+

For a 2006 MAZAK NEXUS QTN 450II/1000 in good operating condition, a realistic market value is approximately $85,000–$115,000 USD.

For your inventory listing, a recommended asking-price range is $95,000–$120,000 USD for a clean machine equipped with an 18-inch chuck, hydraulic tailstock, chip conveyor, steady rest, and tooling package.

Best estimated listing value: $95,000–$120,000 USD.