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Streamlining the Production Process with Phillips Opto

You Ji

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You Ji is a world-renowned machine tool builder known for their vertical lathes and vertical turning centers featuring 8” to 315” chucks and the world’s largest variety of configurations. The company has been in business for over 40 years and is the biggest vertical lathe and floor borer manufacturer in Taiwan. You Ji has earned its reputation from building many one-of-a-kind, heavy-duty, highly-rigid vertical turning lathes with turning heights up to 20’. 

Absolute has sold, installed, and serviced more than 2,000 You Ji vertical lathes across the U.S. and in countries such as Mexico, Canada, Romania, China, and India.

Motion

Decreased gravitational and centrifugal forces maintain zero elliptical motion during cutting, providing optimal roundness.

Surface

Excellent surface contact between the workpiece and chuck ensures extreme precision on all YV series machines.

Loading

Easy loading & unloading for irregular-shaped and heavy-duty workpieces.

Optimal

Small footprint and designed for optimal ergonomics.

MORE THAN VTLs

  • Horizontal Turning
  • Horizontal Machining
  • Large Boring Applications
  • Double-Sided Milling
  • Custom Made Machine Tools

MACHINES

MAXIMUM EFFICIENCY

Application Engineering Support

Let us take full control of the end-to-end integration process.

Hybrid Service Team Partner

Service Engineering Team

Provides rapid and expert machine service support during and after warranty period.

Customer Training

Ensures trainees learn about machining, 3D printing, and additive/subtractive capabilities.

Lifecycle Team

Support your various needs with service, applications, training, consulting, machines, equipment, materials, and anything else your facility requires to maintain readiness.

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Request more information on You Ji.

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You Ji Machinery — More Than VTLs

You Ji Heavy-Duty CNC Vertical Lathes & Turning Solutions

When large, heavy, or complex workpieces demand maximum stability and precision, You Ji CNC vertical lathes (VTLs) deliver unyielding performance.

Phillips partners with You Ji, a globally recognized machine tool builder with over 40 years of engineering excellence in heavy-duty CNC vertical lathes and vertical turning centers (VTCs). From compact production machines to massive, custom-built VTL platforms, You Ji provides the capacity, power, and stability needed to master the most challenging metal-cutting applications.

Whether your shop requires high-speed vertical turning, live tooling mill/turn capability, horizontal boring, or specialized custom machine tools, You Ji and Phillips offer the configuration flexibility to match your exact part geometry, cycle time goals, and production demands.

Contact Us

Explore You Ji Vertical Turning Machine Categories

You Ji VLS-2000ATC heavy-duty CNC vertical lathe

Heavy-Duty CNC Vertical Lathes (VTLs)

Heavy-duty You Ji CNC vertical lathes provide the rigidity, capacity, and precision required to machine large-diameter, heavy, and complex components. Explore the complete VTL lineup to find configurations and capacities matched to your production requirements.

Browse You Ji VTL Models →
You Ji CTV-900C multi-axis vertical turning center

Multi-Axis Vertical Turning Centers (VTCs)

Combine heavy turning power with live-tooling milling, drilling, and tapping. You Ji VTCs consolidate multiple setups into a single machine tool, boosting throughput and accuracy on complex aerospace, energy, and defense components.

Explore You Ji VTC Models →

You Ji Machines

Vertical Turning & Mill/Turn
You Ji CTV Series vertical turning center CTV Series Vertical Turning Center with ATC (CAPTO) Learn More → You Ji CY Series vertical lathe with automatic pallet changer CY Series Vertical Lathes with Automatic Pallet Changers Learn More → You Ji VLS Series vertical turning lathe VLS Series Vertical Turning Lathes with 12 Station Tool Changer Learn More → You Ji VTH Series hydrostatic bearing vertical lathe VTH Series Hydrostatic Bearing Learn More → You Ji VTS Series vertical fixed-rail turning center VTS Series Vertical Fixed-Rail Turning Centers (bearings production) Learn More → You Ji VMT Series vertical mill/turn center VMT Series Vertical Mill/Turn Centers Learn More → You Ji VHL Aircraft Series vertical turning center with side head VHL Aircraft Series Vertical Turning Centers with Side Head Learn More →
You Ji WV Series wheel turning machine WV Series Wheel Turning
You Ji YV Series vertical turret ATC turning center YV Series Vertical Turret/ATC Turning Centers Learn More → You Ji YV/VTL Series vertical ram-type lathe YV/VTL Series Vertical Ram-Type Lathes Learn More →
Beyond Vertical Turning
You Ji AH Series oil country horizontal slant bed turning center AH Series Oil Country Horizontal Slant Bed Turning Centers Learn More → You Ji DSM Series double-sided milling machine DSM Series Double-Sided Milling Machines Learn More → You Ji HBM Series table-type horizontal boring mill HBM Series Table-Type Horizontal Boring Mills Learn More →
Phillips — Authorized Partner

You Ji Vertical Turning Solutions

From large-diameter components to complex parts requiring multiple machining operations, You Ji vertical turning solutions combine heavy-duty construction, machining flexibility, and precision to meet demanding production requirements.

Large-Diameter Machining

Engineered for large and heavy workpieces, You Ji vertical lathes provide the capacity, rigidity, and stability required for demanding large-part turning applications.

Heavy-Duty Turning

Robust machine construction supports aggressive cutting and challenging materials while maintaining the stability manufacturers need for consistent machining performance.

Vertical Mill/Turn

Advanced configurations combine turning with milling and other machining capabilities, enabling manufacturers to produce complex components with fewer setups.

Flexible Machine Configurations

A broad range of machine sizes, table capacities, tooling options, and configurations allows manufacturers to match the You Ji platform to their specific parts and production requirements.

Complex Part Machining

You Ji solutions are designed for components where size, weight, geometry, tolerances, or multiple operations make conventional turning approaches challenging.

Custom-Engineered Solutions

For applications that extend beyond standard machine configurations, You Ji’s engineering capabilities support customized machine solutions tailored to specialized manufacturing requirements.

See You Ji in Action

You Ji vertical turning video
You Ji Vertical Turning in Action
You Ji — Industry Applications

High-Precision Vertical Turning for Core Global Industries

You Ji vertical lathes and turning centers support manufacturers producing large, heavy, and complex components where machining capacity, rigidity, and precision are critical.

Aerospace machining

Aerospace & Aviation Machining

High-rigidity CNC vertical turning centers designed for heat-resistant superalloys (HRSA), titanium, and large-diameter aerospace structures.

Key applications: Jet engine rings, turbine disks, landing gear housings, and structural airframe components.

Energy and power generation machining

Energy & Power Generation

Heavy-duty vertical lathes engineered for high-torque cutting on large-scale turbine housings, flanges, and power infrastructure parts.

Key applications: Wind turbine bearing rings, steam/gas turbine casings, power distribution hubs, and large valve bodies.

Heavy equipment machining

Heavy Equipment & Off-Highway

Maximum cutting capacity and vibration dampening for machining massive iron castings, forged steel hubs, and structural housings.

Key applications: Construction equipment wheel hubs, excavator swing bearings, gearbox housings, and heavy drive gear blanks.

Defense and military manufacturing

Defense & Military Manufacturing

ITAR-ready vertical turning solutions delivering repeatable, tight-tolerance precision for complex defense and armaments manufacturing.

Key applications: Armored vehicle turret rings, naval propulsion components, artillery housings, and missile system baseplates.

Marine and shipbuilding machining

Marine & Shipbuilding

Large-swing, heavy-load vertical boring mills built to handle massive rotational weights and complex hydro-dynamic profiles.

Key applications: Propeller hubs, propulsion shafts, large marine flanges, rudders, and engine cylinder liners.

Oil and gas subsea machining

Oil & Gas / Subsea

Rugged vertical turning centers optimized for tough alloys (Inconel, Duplex Stainless) subjected to extreme pressures and corrosive environments.

Key applications: Wellhead components, BOP (blowout preventer) bodies, subsea trees, API flanges, and heavy valve seats.

Built on Expertise. Backed by People.

Why Manufacturers Choose Phillips for You Ji Machines

Investing in a CNC vertical lathe or turning center is about more than capacity. The right solution must account for workpiece size and weight, materials, machining operations, production requirements, and future capabilities you may need.

Phillips combines You Ji’s vertical turning technology with the machine tool expertise and support manufacturers need to confidently select and implement the right solution.

  • Expert Machine Tool Consultation: Align machine specifications with your part families and growth plans.
  • Application & Engineering Support: Optimize tooling, workholding, cycle times, and secondary operations.
  • Installation & Commissioning: Seamless setup and calibration to get your machine production-ready fast.
  • Operator & Programmer Training: Empower your workforce to maximize machine throughput safely.
  • Lifecycle Support: Ongoing maintenance, parts, and service to minimize unexpected downtime.

Vertical Turning Expertise for Your Application

Through our Engineered Products Group, Phillips evaluates your entire manufacturing process — from part geometry and workholding to secondary mill/turn operations and production targets.

Whether you need a heavy-duty VTL, a high-speed vertical turning center, or a custom multi-axis configuration, our team ensures your You Ji machine delivers maximum ROI from day one.

Phillips You Ji Territory

Phillips Engineered Products authorized You Ji territory map

Phillips provides You Ji machine tool expertise, sales, and support throughout our authorized territory.

The right VTL starts with the right application strategy. Talk with Phillips about your parts, processes, and production requirements.

Talk to a You Ji Expert →

Talk with a Phillips You Ji Specialist

If you’re evaluating a vertical lathe, vertical turning center, or a solution for machining large, heavy, or complex components, Phillips can help you identify the You Ji configuration best suited to your application.

Tell us about your part size, materials, machining requirements, or production goals, and a Phillips Engineered Products specialist will follow up to discuss the right vertical turning solution for your operation.

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