MAZAK QUICK TURN NEXUS 350-II – 2010
USED MAZAK QUICK TURN NEXUS 350-II – 2010
The 2010 MAZAK QUICK TURN NEXUS 350-II is a heavy-duty CNC turning center designed for manufacturers requiring substantial turning capacity, high spindle power, large-diameter bar work capability, and dependable production performance. Manufactured by Yamazaki Mazak, the QUICK TURN NEXUS 350-II belongs to the widely used QUICK TURN NEXUS family and was developed to provide advanced CNC turning technology for medium- and large-sized cylindrical components. The machine combines a rigid turning structure, powerful spindle, automatic turret, large work envelope, and MAZATROL Matrix Nexus CNC control to support demanding machining applications across a broad range of industries. Depending on bed configuration, the 350-II can accommodate extended workpieces and is available in configurations with substantial machining lengths.
The MAZAK QUICK TURN NEXUS 350-II utilizes a rigid machine construction designed to provide stability during aggressive material-removal operations while maintaining dimensional consistency during repeated production cycles. Its large swing capacity and extended Z-axis travel make it particularly useful for machining long shafts, sleeves, rollers, flanges, housings, hydraulic components, and other cylindrical workpieces that may exceed the capacity of smaller CNC lathes. The machine can provide approximately 29.5 inches of maximum swing and approximately 16.5 inches of maximum turning diameter, depending on the exact configuration.
The 2010 QUICK TURN NEXUS 350-II commonly uses the MAZATROL Matrix Nexus CNC control, which provides conversational programming capabilities along with conventional CNC programming functionality. This control platform allows operators to create and modify turning programs while supporting common operations such as facing, rough turning, finish turning, threading, boring, grooving, drilling, and parting. The combination of Mazak’s MAZATROL programming environment and automatic turret makes the machine suitable for both experienced CNC programmers and production shops seeking simplified machine operation.
The machine is capable of machining carbon steel, stainless steel, alloy steel, aluminum, cast iron, brass, bronze, titanium, and other industrial materials. Its approximately 4-inch bar capacity and large spindle bore make it particularly attractive for manufacturers machining larger bar stock and tubular components. Applications can include shafts, couplings, valve bodies, hydraulic cylinders, flanges, rollers, bushings, sleeves, pump components, bearing housings, and other precision industrial parts.
One of the biggest advantages of the QUICK TURN NEXUS 350-II is its combination of large work capacity and substantial spindle power. Depending on configuration, machines are commonly equipped with approximately 35 to 40 HP spindle motors and maximum spindle speeds around 3,300 RPM. This provides sufficient cutting power for aggressive roughing operations while maintaining appropriate spindle speed capability for finishing and general production turning.
The machine commonly features a 12-station automatic turret, providing adequate tooling capacity for multiple turning operations within a single setup. Tooling can include external turning tools, boring bars, threading tools, grooving tools, drills, parting tools, and other production tooling. Certain QTN 350-II configurations include additional features or variations, so buyers should verify the exact machine configuration before purchase.
Many used 2010 QUICK TURN NEXUS 350-II machines are equipped with useful production accessories such as programmable tailstocks, chip conveyors, tool presetters, programmable coolant, steady rests, follow rests, hydraulic chucks, and additional tooling. These accessories can significantly improve the machine’s ability to handle long workpieces and repetitive production operations.
Industries including oil and gas, automotive manufacturing, heavy equipment, aerospace, energy, hydraulic equipment, transportation, industrial machinery, and general contract machining can benefit from the machine’s large turning envelope and heavy-duty spindle capability.
Because of its combination of large swing, substantial bar capacity, powerful spindle, long machining capability, automatic tooling, and MAZATROL CNC control, the 2010 MAZAK QUICK TURN NEXUS 350-II remains a capable CNC turning center for manufacturers requiring reliable production of larger cylindrical components.
MAZAK QUICK TURN NEXUS 350-II – AXIS
| SpecificationDetails | |
|---|---|
| Machine Configuration | CNC Horizontal Turning Center |
| Axis Configuration | X & Z CNC Axes |
| Controlled Axes | 2-Axis CNC Turning |
| X-Axis Travel | Approx. 10.75 in / 273 mm |
| Z-Axis Travel | Configuration Dependent |
| X Rapid Traverse | Approx. 1,181 IPM |
| Z Rapid Traverse | Approx. 1,299 IPM |
| Y-Axis | No on Standard 350-II |
| C-Axis | Configuration Dependent |
The standard QUICK TURN NEXUS 350-II is a 2-axis CNC turning center. Y-axis and driven-tool configurations belong to related QTN 350-II variants such as the MY or MSY models and should not be assumed on a standard 350-II.
MAZAK QUICK TURN NEXUS 350-II – AXIS TRAVELS / WORK ENVELOPE
| SpecificationDetails | |
|---|---|
| Maximum Swing | Approx. 29.5 in / 750 mm |
| Maximum Turning Diameter | Approx. 16.54 in / 420 mm |
| Maximum Turning Length | Configuration Dependent |
| Machining Length | Up to Approx. 60.7 in on Listed Configuration |
| Chuck Size | 12 in Typical |
| Maximum Bar Capacity | Approx. 4 in / 102 mm |
| Spindle Bore | Approx. 4.4–4.5 in |
| Long-Part Machining | Yes |
| Tailstock Support | Available / Configuration Dependent |
Published and current used-machine listings show the 350-II with approximately 29.5-inch swing, 16.54-inch turning diameter, 4-inch bar capacity, and extended machining lengths depending on bed configuration.
MAZAK QUICK TURN NEXUS 350-II – CAPACITY / WORKHOLDING
| SpecificationDetails | |
|---|---|
| Machine Type | Heavy-Duty CNC Turning Center |
| Production Capability | Medium & Large Component Turning |
| Maximum Turning Diameter | Approx. 420 mm |
| Maximum Swing | Approx. 750 mm |
| Typical Chuck Size | 12 in |
| Bar Work Capability | Up to Approx. 102 mm |
| Workholding Compatibility | Chuck & Bar Work |
| Tailstock | Available |
| Steady Rest | Optional / Configuration Dependent |
| Production Environment | General & Heavy-Duty Manufacturing |
The large spindle bore and 4-inch bar capacity make the QTN 350-II particularly useful for machining larger shafts, tubular components, couplings, and other industrial workpieces.
MAZAK QUICK TURN NEXUS 350-II – SPINDLE
| SpecificationDetails | |
|---|---|
| Main Spindle Type | Heavy-Duty CNC Turning Spindle |
| Maximum Spindle Speed | Approx. 3,300 RPM |
| Spindle Motor Power | Approx. 35–40 HP |
| Spindle Bore | Approx. 4.4–4.5 in |
| Maximum Bar Capacity | Approx. 4 in |
| Typical Spindle Nose | A2-11 / Configuration Dependent |
| Chuck | 12 in Typical |
| Spindle Orientation | Available |
| Heavy-Duty Cutting | Yes |
| Variable Speed | Yes |
The QTN 350-II is commonly configured with approximately 3,300 RPM spindle speed and 35–40 HP spindle power, with exact specifications varying according to the individual machine and market configuration.
MAZAK QUICK TURN NEXUS 350-II – TOOL CHANGER / TURRET
| SpecificationDetails | |
|---|---|
| Turret Type | Automatic Servo Turret |
| Turret Capacity | 12 Stations |
| Tooling Type | Static Turning Tooling |
| OD Tooling | Yes |
| ID Tooling | Yes |
| Boring Bars | Yes |
| Threading Tools | Yes |
| Grooving Tools | Yes |
| Parting Tools | Yes |
| Tool Presetter | Optional / Equipped on Some Machines |
The 12-position turret provides sufficient tooling flexibility for common roughing, finishing, boring, threading, grooving, and parting operations. Some used machines are sold with tool presetters and additional static holders.
MAZAK QUICK TURN NEXUS 350-II – CONTROL SYSTEM
| SpecificationDetails | |
|---|---|
| CNC Control Platform | MAZATROL Matrix Nexus |
| Programming Capability | MAZATROL Conversational Programming |
| G-Code Programming | Yes |
| EIA / ISO Programming | Available |
| Operator Interface | Mazak CNC Control |
| Tool Offset Management | Yes |
| Tool Life Management | Available |
| Program Storage | Configuration Dependent |
| Production Monitoring | Configuration Dependent |
The MAZATROL Matrix Nexus control was used on numerous QTN 350-II machines and provides conversational programming together with conventional CNC programming capabilities.
MAZAK QUICK TURN NEXUS 350-II – COOLANT / DUST / WATER MANAGEMENT
| SpecificationDetails | |
|---|---|
| Coolant Delivery System | Flood Coolant |
| Coolant Management | Integrated Coolant System |
| Chip Management | Chip Conveyor / Chip Collection |
| Programmable Coolant | Available |
| High-Pressure Coolant | Optional / Configuration Dependent |
| Coolant Filtration | Configuration Dependent |
| Chip Evacuation | Enclosed Machining Area |
| Coolant Tank | Configuration Dependent |
Used 2010 QTN 350-II machines are commonly offered with chip conveyors, coolant systems, and programmable coolant, although exact equipment varies by individual machine.
MAZAK QUICK TURN NEXUS 350-II – POWER REQUIREMENTS
| SpecificationDetails | |
|---|---|
| Electrical Configuration | Industrial CNC Power System |
| Spindle Motor | Approx. 35–40 HP |
| Electrical Power | Configuration Dependent |
| Voltage | Region / Machine Dependent |
| Phase | 3-Phase Industrial Power |
| Pneumatic Requirement | Standard Shop Air |
| Hydraulic System | Integrated Machine Hydraulic System |
| Installation | Industrial CNC Environment |
Electrical requirements should be confirmed from the individual machine’s electrical documentation because transformer configuration, coolant equipment, chip conveyor, hydraulic equipment, and other installed options can affect total requirements.
MAZAK QUICK TURN NEXUS 350-II – DIMENSIONS
| SpecificationDetails | |
|---|---|
| Approximate Machine Weight | Approx. 17,000–20,000 lbs |
| Machine Length | Approx. 172 in on Certain Configurations |
| Machine Width | Approx. 84 in on Certain Configurations |
| Machine Height | Approx. 84 in on Certain Configurations |
| Installation Footprint | Large Production Layout |
| Chip Conveyor Space | Additional Space Required |
| Bar Feeder Space | Additional Space Required When Equipped |
| Service Clearance | Required Around Machine |
A 2010 QTN 350-II listing reports approximately 17,000 lbs and dimensions of 172 × 84 × 84 inches, while another 2010 configuration is listed at approximately 19,870 lbs. Actual dimensions and weight vary according to bed length, chuck, tailstock, chip conveyor, and other installed options.
MAZAK QUICK TURN NEXUS 350-II – GENERAL INFORMATION
| SpecificationDetails | |
|---|---|
| Manufacturer | Mazak |
| Model | QUICK TURN NEXUS 350-II |
| Year | 2010 |
| Machine Category | CNC Turning Center |
| Machine Configuration | 2-Axis Horizontal Turning |
| Primary Application | Heavy-Duty CNC Turning |
| CNC Control | MAZATROL Matrix Nexus |
| Turret Configuration | 12-Station Automatic Turret |
| Common Materials Machined | Steel, Aluminum, Stainless Steel, Brass |
The QTN 350-II is part of Mazak’s QUICK TURN NEXUS series and was offered in multiple bed lengths and related configurations. Exact specifications should be verified from the machine’s serial number and original documentation.
INDUSTRIES THAT USE MAZAK QUICK TURN NEXUS 350-II
The MAZAK QUICK TURN NEXUS 350-II is widely suited to industries requiring substantial CNC turning capacity and reliable production of medium- and large-sized cylindrical components. Oil and gas manufacturers can use the machine for machining couplings, valve bodies, sleeves, flanges, shafts, hydraulic components, and other large-diameter industrial hardware.
Heavy equipment manufacturers can utilize the QTN 350-II for producing pins, shafts, bushings, rollers, housings, support components, and other parts used in construction machinery, agricultural equipment, mining equipment, and industrial vehicles.
Automotive manufacturers can use the machine for machining shafts, hubs, bearing housings, sleeves, brake-related components, drivetrain components, and other cylindrical parts. The large work envelope allows the machine to handle components that exceed the capacity of smaller production lathes.
Aerospace manufacturers can utilize the machine for producing adapters, flanges, shafts, housings, fittings, and precision cylindrical components. When machining aerospace materials, proper tooling, workholding, coolant management, and cutting parameters are important for maintaining required dimensional accuracy.
Hydraulic and pneumatic manufacturers commonly require cylindrical components such as valve bodies, pistons, cylinders, sleeves, connectors, and manifolds. The large spindle bore and bar capacity of the QTN 350-II provide flexibility for machining larger stock sizes.
Energy and power-generation manufacturers can use the machine for machining shafts, couplings, flanges, housings, pump components, and other rotating equipment parts.
Industrial machinery manufacturers can also utilize the QTN 350-II for producing rollers, bearing housings, pulleys, bushings, threaded components, and support shafts.
General contract machine shops benefit from the machine’s broad work envelope and ability to handle both production turning and larger custom components. The MAZATROL control can also help operators create and modify machining programs efficiently.
The machine is particularly useful for shops that have outgrown smaller CNC lathes but do not necessarily require the multi-axis capabilities of a modern turn-mill center.
TYPICAL PARTS MAZAK QUICK TURN NEXUS 350-II CAN PRODUCE
| Part TypeExamples | |
|---|---|
| Oil & Gas Components | Couplings, Valve Bodies, Flanges |
| Heavy Equipment Parts | Pins, Shafts, Bushings, Rollers |
| Automotive Components | Hubs, Shafts, Bearing Housings |
| Hydraulic Components | Cylinders, Pistons, Sleeves |
| Aerospace Components | Adapters, Flanges, Precision Shafts |
| Industrial Components | Housings, Pulleys, Rollers |
| Precision Hardware | Threaded Parts, Bushings, Connectors |
WHY CHOOSE MAZAK QUICK TURN NEXUS 350-II
The MAZAK QUICK TURN NEXUS 350-II is designed for manufacturers seeking substantial CNC turning capacity combined with a powerful spindle, large work envelope, automatic tooling, and Mazak’s MAZATROL CNC control. The machine is particularly valuable for shops machining larger cylindrical components where smaller CNC turning centers may not provide sufficient swing, bar capacity, or spindle power.
One of the machine’s biggest advantages is its large work envelope. With approximately 29.5 inches of maximum swing and approximately 16.5 inches of maximum turning diameter on commonly documented configurations, the QTN 350-II can accommodate significantly larger components than compact CNC lathes.
The approximately 4-inch bar capacity is another important production advantage. Manufacturers can load larger-diameter bar stock directly through the spindle, reducing the need for additional preparation operations and allowing the machine to handle shafts, sleeves, couplings, and other large cylindrical components efficiently.
The spindle provides substantial cutting power for heavy-duty machining. Depending on configuration, the QTN 350-II is equipped with approximately 35 to 40 HP and a maximum speed around 3,300 RPM. This combination provides the cutting power needed for aggressive roughing while maintaining sufficient speed for finishing operations.
The 12-station automatic turret also provides useful tooling flexibility. Operators can install multiple turning, boring, threading, grooving, drilling, and parting tools, allowing complete machining sequences to be performed without manually changing tools during production.
Another advantage is the availability of long-bed configurations. The QTN 350-II family was offered with different bed lengths, allowing manufacturers to select configurations suitable for shorter components as well as long shafts and other extended workpieces.
The MAZATROL Matrix Nexus control further improves usability by providing conversational programming and conventional CNC programming capabilities. This can simplify program development for common turning applications while still supporting more advanced CNC programming requirements.
Tailstocks, steady rests, follow rests, chip conveyors, tool presetters, programmable coolant, and other accessories can further increase the machine’s production flexibility. Several used 2010 examples are currently documented with combinations of these options.
For manufacturers seeking a large-capacity CNC turning center for shafts, flanges, sleeves, housings, couplings, hydraulic components, and heavy industrial parts, the QTN 350-II provides a practical combination of work capacity, spindle power, tooling flexibility, and production efficiency.
WHY BUY USED MAZAK QUICK TURN NEXUS 350-II
Purchasing a used 2010 MAZAK QUICK TURN NEXUS 350-II allows manufacturers to obtain a large-capacity CNC turning center without the capital investment associated with purchasing a new production lathe. The machine’s large swing, approximately 4-inch bar capacity, powerful spindle, and extended machining capability make it suitable for shops requiring more capacity than smaller CNC turning centers can provide.
A major advantage of purchasing used CNC equipment is the ability to acquire proven industrial machinery at a lower initial acquisition cost. A properly maintained QTN 350-II can continue performing heavy-duty turning, boring, threading, grooving, facing, and finishing operations after many years of service.
The machine is particularly attractive for manufacturers producing larger shafts, couplings, flanges, hydraulic components, rollers, sleeves, and housings. Its large spindle bore allows larger stock to pass through the spindle, while the powerful main spindle provides the cutting capacity needed for heavier machining operations.
Another advantage is the availability of machines already equipped with production accessories. Current 2010 listings include examples with chip conveyors, programmable tailstocks, tool presetters, programmable coolant, steady rests, follow rests, and additional tooling. These accessories can significantly reduce the cost of building a complete production setup.
Before purchasing a used QTN 350-II, buyers should inspect the spindle, spindle bearings, chuck, drawtube, gearbox, turret, X- and Z-axis movement, ballscrews, guideways, tailstock, hydraulic system, lubrication system, coolant equipment, chip conveyor, and electrical cabinet.
A test cut should also be performed whenever possible. Buyers should evaluate spindle vibration, surface finish, dimensional accuracy, threading capability, turret repeatability, axis backlash, spindle runout, and machine geometry.
Spindle hours and maintenance history are especially important when purchasing a 2010 machine. Documentation showing regular lubrication, spindle maintenance, coolant-system service, hydraulic maintenance, and CNC control repairs can provide useful information about the machine’s previous operating condition.
The exact bed length should also be verified because the QTN 350-II was produced in multiple configurations. A long-bed machine can offer significantly greater turning length than a shorter-bed version and may command a different used-market price.
For manufacturers seeking a dependable large-capacity CNC turning center with strong spindle performance, large bar capacity, automatic tooling, and proven Mazak CNC technology, a properly maintained used 2010 MAZAK QUICK TURN NEXUS 350-II can provide substantial production capability at a manageable acquisition cost.
HOW MUCH DOES A USED MAZAK QUICK TURN NEXUS 350-II COST?
The price of a used 2010 MAZAK QUICK TURN NEXUS 350-II depends on machine condition, spindle hours, bed length, chuck size, control condition, tooling package, tailstock, steady rest, chip conveyor, maintenance history, and geographic location. Because the QTN 350-II was offered in multiple configurations, there can be significant differences between individual machines even when they have the same model and year.
Current used-market listings for 2010 QTN 350-II machines are frequently offered on a request-for-price basis rather than with published asking prices. Recent listings confirm configurations ranging from approximately 12-inch to 15-inch chucks, 4-inch bar capacity, 35–40 HP spindle power, programmable tailstocks, chip conveyors, tool presetters, steady rests, and other production accessories.
For a used 2010 MAZAK QUICK TURN NEXUS 350-II, a practical working market estimate is approximately $45,000 to $85,000 USD, depending heavily on condition, configuration, spindle hours, accessories, and location. Clean, well-maintained machines with desirable options and extensive tooling can command prices toward the upper portion of this range.
Machine condition remains one of the most important pricing factors. Buyers should inspect spindle bearings, spindle runout, chuck condition, drawtube operation, gearbox performance, turret indexing, X/Z-axis accuracy, ballscrew backlash, guideway wear, tailstock alignment, and overall machine geometry.
The installed accessories can also significantly affect resale value. A machine equipped with a programmable tailstock, steady rest, follow rest, chip conveyor, tool presetter, programmable coolant, hydraulic chuck, extensive tooling, and other production equipment can have greater market value than a basic machine.
The machine’s control system should also be evaluated carefully. A properly functioning MAZATROL Matrix Nexus control with reliable display, keyboard, memory, communication functions, and machine interfaces is important for continued production use.
A current 2010 example listed by PM Machines includes a 12-inch chuck, 4-inch bar capacity, 40 HP spindle, 3,300 RPM maximum speed, programmable tailstock, chip conveyor, tool presetter, steady rest, follow rest, and additional tooling. Another current 2010 listing includes a 15-inch chuck, 4-inch bar capacity, 40 HP spindle, 3,300 RPM spindle speed, programmable tailstock, chip conveyor, and other accessories.
Transportation, rigging, installation, electrical preparation, coolant, tooling, and commissioning should also be included when calculating the total acquisition cost.
For manufacturers looking for a large-capacity CNC turning center with a powerful spindle, substantial bar capacity, long turning capability, automatic turret, and MAZATROL CNC control, the used 2010 MAZAK QUICK TURN NEXUS 350-II remains a practical production machine for a broad range of industrial machining applications.
