Citizen Miyano BNE-65MYY
Key Specifications
Max Spindle
Spindle Power
Max Turn Length
max bar capacity
max turning diameter
main spindle speed
Overview
The Citizen Miyano BNE-65MYY is a single-turret, dual-Y-axis CNC lathe with sub-spindle and live tooling capability for 65mm bar stock. The 'MYY' designation indicates milling capability with dual Y-axis (Y on both the main spindle and sub-spindle turret positions), providing off-centerline machining on both ends of the part from a single turret. This makes the BNE-65MYY a more accessible alternative to the twin-turret ABX series—it offers dual Y-axis processing at a significantly lower price point and with simpler programming.
The BNE-65MYY features a main spindle reaching 4,500 RPM with a 15 kW motor, paired with a sub-spindle for back-end operations. The single turret with 12 live tool positions serves both spindles, with the Y-axis indexing between Y1 (main spindle) and Y2 (sub-spindle) positions. While this means front and back operations are sequential rather than simultaneous, the dual Y-axis ensures that complex off-centerline features can be machined on both part ends without secondary operations.
The 65mm bar capacity covers a wide range of industrial components, and the 15 kW spindle provides ample power for productive cutting in steel, stainless steel, and alloy materials at this bar size. Live tooling at 6,000 RPM handles milling, drilling, and tapping operations with sufficient speed for efficient processing in most materials.
Citizen's Miyano construction delivers the thermal stability and rigidity that define the brand. The thermally symmetric castings, box-way slides, and precision assembly maintain accuracy across extended production runs. The Mitsubishi M80 control provides the familiar programming environment shared across the Miyano lineup, with the Y1/Y2 capability adding flexibility without the complexity of dual-path programming required by twin-turret machines.
The BNE-65MYY is the smart choice for shops that need dual Y-axis capability at 65mm but don't require the simultaneous processing speed of a twin-turret machine. It delivers complete part processing with off-centerline features on both ends at a significantly lower investment than the ABX-65SYY, making advanced multi-tasking accessible to a wider range of shops.
For high-mix environments where programming simplicity and quick changeover matter more than absolute cycle speed, the single-turret BNE-65MYY offers a compelling balance of capability and practicality.
Full Specifications
| Parameter | Value |
|---|---|
| Max Bar Capacity | 65 mm (2.56 in) |
| Max Turning Diameter | 300 mm (11.81 in) chuck work |
| Max Turning Length | 200 mm (7.87 in) |
| Main Spindle Speed | 4,500 RPM |
| Sub Spindle Speed | 4,500 RPM |
| Live Tool Speed | 6,000 RPM |
| Spindle Motor | 15 kW (20 hp) |
| Number Of Axes | 7 (X1, Z1, Y1, C1, X2, Z2, Y2) |
| Turret Positions | 12 (with live tooling) |
| Rapid Traverse X | 20 m/min |
| Rapid Traverse Z | 24 m/min |
| Machine Weight | 8,130kg |
| CNC Control | Mitsubishi M80 (Citizen Miyano) |
| Model | BNE-51MYY |
| Max Machining Length | 195mm |
| Standard Machining Diameter | 65mm Dia. |
| Number Of Spindles | 2 |
| Max Spindle Speed | 5,000min-1 |
| Collet Chuck Type | Hardinge S22, DIN177E, HAINBUSH 51 |
| Power Chuck Type | 6" 3-claw chuck, 6" 2-claw chuck |
| Number Of Tool Posts | 2 |
| Type Of Tool Post | 12st.Turret |
| Dimensions Of Tools Used | 20mm Sq. |
| Dimensions Of Tool Post Holes | 25mm Dia. |
| Number Of Installed Rotary Tools | Max.24 |
| Rotating Speed Of Rotary Tools | 6,000min-1 |
| Feed Rate | X1,Z1,X3,Z3 axis |
| X2z2 Axis | 18m/min |
| Y1y2 Axis | 12m/min |
| Spindle Motor Power | SP1 |
| Sp2 | 11/7.5kW(15min/cont.) |
| Rotary Tools Motor | 4.0kW |
| Rated Power Consumption | 47kVA |
| Machine Height | 2,070mm |
| Required Floor Surface Area | W2,860×D2,190mm |
| Sliding Headstock Type | A20 |
| Bar Work | BNC42 |
| Turning Machine | BNA42CY |
| High Precision Turning Machines | BNA42SY |
| Multi Station Machining Cell | MC20 III |
| Feed Rate X1 Z1 X3 Z3 Axis | 20m/min |
| Feed Rate X2 Z2 Axis | 18m/min |
| Feed Rate Y1 Y2 Axis | 12m/min |
| Spindle Motor Sp1 | 18.5/15kW(30min/cont.) |
| Spindle Motor Sp2 | 11/7.5kW(15min/cont.) |
| Inquiries | Feel free to get in touch with us by phone or online if you have any questions or need advice about any of our products or services. |
Specifications sourced from cmj.citizen.co.jp — verified 2026-03-28
Strengths & Limitations
Strengths
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Limitations
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Best For
Frequently Asked Questions
01
A new Citizen Miyano BNE-65MYY typically costs between $220,000 and $320,000 depending on tooling and options. This represents a significant savings over the twin-turret ABX-65SYY ($300,000-$450,000) while still delivering dual Y-axis capability.
02
Both offer 65mm bar capacity and dual Y-axis, but the ABX-65SYY has twin turrets for simultaneous operations while the BNE-65MYY uses a single turret for sequential operations. The ABX delivers faster cycle times but costs $80,000-$130,000 more and requires more complex programming. Choose the BNE-65MYY for high-mix/medium-volume work; choose the ABX-65SYY for high-volume production.
03
Yes, the Y-axis and C-axis capability enable hexagonal profiling, flat milling, and contour milling on both the main and sub-spindle sides. The live tooling at 6,000 RPM provides sufficient speed for efficient milling operations.
04
Dual Y-axis on a single turret means the Y-axis can reach different positions when working on the main spindle (Y1) versus the sub-spindle (Y2). This provides off-centerline machining capability on both part ends without needing a second turret—simpler, cheaper, and easier to program.
05
Yes, with a bar feeder and proper chip management, the BNE-65MYY supports unattended production. The Miyano thermal stability ensures consistent accuracy across temperature variations during overnight and weekend runs.
Videos
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