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Citizen Miyano BNJ-51SY6

2018 Citizen Miyano BNJ-51 CNC Automatic Lathe – Excellent Condition & Low Hours

2018 Citizen Miyano BNJ-51 Fixed Headstock CNC Automatic Lathe, complete with Iemca Kid 80 Barfeed and full tooling package.

This high-precision twin-spindle lathe has only 3,590 cutting hours and comes from a clean, well-maintained production environment. Perfect for precision component manufacturing in medical, aerospace, and automotive industries.
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Machine Overview
Make/Model: Citizen Miyano BNJ-51
Machine Type: Fixed Headstock Type CNC Automatic Lathe
Year: 2018
Control System: Fanuc Series Oi-TF
Cutting Hours: 3,590 hrs
Condition: Excellent – low hours, production-ready

Included Equipment & Features
Iemca Kid 80 Barfeed
Parts Conveyor
Swarf Conveyor
Parts Catcher
Mirror Turning Capability
Collet Chuck on Spindle 1
Collet Chuck on Spindle 2
6” 3-Jaw Hydraulic Chuck
8 x Driven Toolholders
Full Set of Static Toolholders

Technical Specifications

Machining Capacities
Max. Machining Length: 100 mm
Standard Turning Diameter (Spindle 1): 51 mm
Standard Turning Diameter (Spindle 2): 42 mm
Chuck Size Spindle 1: 6"
Chuck Size Spindle 2: 5"
Number of Spindles: 2

Spindle Performance
Spindle 1 Speed Range: 5,000 rpm
Spindle 2 Speed Range: 5,000 rpm
Draw Tube ID (Spindle 1): 52 mm
Draw Tube ID (Spindle 2): 43 mm
Spindle 1 Drive Motor: 15 kW
Spindle 2 Drive Motor: 7.5 kW

Turrets & Tooling
Number of Turrets: 2
Turret 1: 12-Station (Driven Tool Capable)
Turret 2: 8-Station (Driven Tool Capable)
Square Tool Shank: 20 mm
Drill Shank Diameter: 25 mm
Driven Tool Speed – Turret 1: 6,000 rpm
Driven Tool Speed – Turret 2: 3,000 rpm
Driven Tool Motor (T1): 2.2 kW
Driven Tool Motor (T2): 0.75 kW

Axis Travels
X1 Travel: 165 mm
Z1 Travel: 246 mm
Y1 Travel: 80 mm (+/- 40 mm)
X2 Travel: 85 mm
Z2 Travel: 590 mm
Rapid Feeds (X1, Z1, X2, Z2): 20 m/min
Rapid Feeds (Y1): 12 m/min

Power & Electrical
Power Capacity: 33 kVA
Machine Dimensions (W x D x H): 2840 x 1560 x 1700 mm
Machine Weight: 5,300 kg

Highlights
Low Cutting Hours: Only 3,590 hrs of light use
Full Barfeed & Chip Handling Package – ready for continuous production
Twin Spindle / Twin Turret Configuration for maximum productivity
Driven Tooling for milling, drilling, and complex part geometry
Fanuc Oi-TF Control – industry standard reliability and precision
Ideal for precision turned parts in small to medium batch runs

Applications
This machine is ideal for medical components, automotive fittings, aerospace connectors, hydraulic parts, and general precision turned parts.
The combination of twin turrets, high-speed spindles, and driven tooling allows for efficient multi-axis machining with minimal setup time and high repeat accuracy.

Condition & Availability
The Citizen Miyano BNJ-51 is in excellent mechanical and cosmetic condition and available for immediate inspection or delivery.

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