
2018 Miyano BNJ 51 SY6 (Installed January 2019).
Excellent opportunity to purchase Used 2018 Miyano BNJ 51 SY6 (installed 2019) with tooling & consumables.
51mm Twin Spindle/Twin Turret CNC Lathe with 12 Station main turret (Y axis) & 6 station butterfly turret.
7 Axis Mill/Turn
Cutting Time : 55,664 hours
Fanuc 31i
Iemca Kid 80 1M bar loader with selection of spindle liners
Swarf Conveyor with 500-Micron Filtration
Includes large selection of work holding collets, ER collets, static & driven tool holders (3 off X driven, 2 off Double Z, and 3 off Single Z)
*Offline CAM Programming Software
Optional 3 Jaw 5” Chuck - Main Spindle only.
Full set of Din work Holding Collets.
Full CITIZEN Service History
Used 2018 Miyano BNJ-51SY6 – High-Precision Twin-Spindle CNC Turning Center
The Miyano BNJ-51SY6, built in 2018, is a high-performance CNC turning center engineered for precision, speed, and flexibility in modern production environments. Designed with twin spindles, dual turrets, live tooling, and full Y-axis capability, this machine provides the ability to perform complex, multi-axis machining in a single setup — reducing cycle times, eliminating secondary operations, and boosting overall productivity.
This model belongs to the Citizen Miyano BNJ series, known for its rigid construction, smooth cutting performance, and long-term reliability. With a 51mm bar capacity, it is well-suited for producing medium-to-large diameter components in industries such as automotive, aerospace, medical, hydraulics, and precision subcontract machining.
The inclusion of a powerful sub-spindle ensures efficient back-working, while live tooling stations enable milling, drilling, and tapping operations without additional setups. Combined with advanced Citizen CNC control, the BNJ-51SY6 delivers high repeatability, user-friendly programming, and excellent machine utilisation.
Key Features & Benefits
Twin spindles for seamless front and back machining in one setup
Dual turrets with Y-axis for simultaneous multi-tool cutting and complex geometries
Superimposition Machining - reduces cycle time & set up.
Live tooling capability for milling, drilling, and tapping on both main and sub-spindles
51mm bar capacity ideal for medium-diameter workpieces
Rigid construction for stability, accuracy, and extended tool life
Sub-spindle for back-working and reduced cycle times
2018 build year – modern machine with up-to-date technology
Trusted Citizen Miyano engineering for reliability and precision
Technical Specifications (Typical Configuration)
Bar capacity: 51 mm
Main spindle: High-speed, precision spindle with C-axis control
Sub-spindle: Independent spindle for back-working operations
Turrets: 2 turrets with Y-axis travel
Tooling capacity: Live tooling on both turrets (positions vary by build)
Control system: Fanuc 31i
Axis configuration: X, Y, Z + C-axis on both spindles
Machine type: Multi-axis CNC turning center
Applications
The Miyano BNJ-51SY6 is designed to meet the demands of manufacturers requiring high accuracy, repeatability, and throughput. Its multi-axis capabilities make it ideal for producing:
Complex automotive components
Aerospace fittings and housings
Medical parts requiring tight tolerances
Hydraulic and pneumatic components
Precision subcontract parts with multi-operation requirements
Why Choose This Machine?
A used 2018 Miyano BNJ-51SY6 represents excellent value, combining modern multi-axis CNC technology with proven reliability. Its ability to complete complex machining in one setup reduces handling, improves part quality, and maximizes return on investment. For manufacturers looking to upgrade production capacity without the cost of a new machine, this BNJ-51SY6 is a strong and versatile choice.
**IMPORTANT NOTE -
The machine will be released only upon receipt of full payment.
Machines is located in Ireland
Decommissioning and data backup of the machine and bar feed unit must be carried out by the buyer’s appointed engineer.
No lifting facilities onsite - buyer to arrange collection
Transport and customs labels are to be supplied by you in PDF format, as label requirements are carrier-specific and can vary.
Machines is under power and can be viewed.
Price - POA











