
Sell your Mazak QTN550MYII LBB today.
MTE does not act as a broker, nor do we buy on consignment. We buy machinery and assets outright and arrange the pickup.
- Make
- Mazak
- Model
- QTN550MYII LBB
- Year
- 2015
- Category
- CNC Turning Centers
- Condition
- Used / Surplus

Jason sets final pricing on the machines MTE buys.
Mazak QTN550MYII LBB Specifications
- Swing Over Bed
- 40.94''
- Swing Over Carriage
- 29.4''
- Max Cutting Diameter
- 36''
- Max Cutting Length
- 126.38''
- Spindle Nose
- A2-20''
- Spindle Bore Main
- 12.6''
- Spindle Speeds
- 750 RPM
- Spindle Torque
- 5163 FT-LBS
- Rotary Tool Spindle Speeds
- 4000 RPM
- Rotary Tool Horsepower
- 15 HP
- Turret Positions
- 12 POSITION VDI STYLE
- Turret Clamping Force
- 11,700 LBS
- X - Axis Travel
- 18.25''
- Rapid Traverse Rate X
- 1181 IPM
- Rapid Traverse Rate Z
- 1299 IPM
- Tailstock Control
- FULLY PROGRAMABLE
- Tailstock Quill Diameter
- 3.94''
- Tailstock Center
- MT # 5
- Stroke Of Tail Body
- 126.75''
- Machine Weight
- 52,417 LBS
- Y - Axis Travel
- +- 5.91"
- Z - Axis Travel
- 129.875"
- Rapid Traverse C- Axis
- 555 RPM.
Do you have a Mazak QTN550MYII LBB to sell?
We are actively seeking a 2015 MAZAK QTN550MYII LBB Big Bore Lathe. This remarkable CNC lathe is designed for precision and efficiency, boasting impressive specifications that elevate any machining operation. With a swing over bed of 40.94 inches and swing over carriage of 29.4 inches, this machine accommodates substantial workpieces with ease. The maximum cutting diameter of 36 inches and a cutting length of 126.38 inches provide the versatility needed for various applications, making it an ideal choice for job shops and manufacturing facilities. The MAZAK QTN550MYII LBB is equipped with a powerful spindle nose, A2-20, and a spindle bore of 12.6 inches, enabling it to handle demanding tasks while maintaining accuracy.
With spindle speeds reaching up to 750 RPM and an impressive spindle torque of 5163 FT-LBS, this lathe is built for robust performance. Additionally, the rotary tool spindle speeds can achieve up to 4000 RPM with a horsepower rating of 15 HP, allowing for complex operations and enhanced productivity. Featuring a 12-position VDI style turret with a clamping force of 11,700 pounds, this machine ensures stability and reliability during operation. The X-axis travel of 18.25 inches and Z-axis travel of 129.875 inches, combined with rapid traverse rates of 1181 IPM and 1299 IPM respectively, contribute to fast and efficient machining processes. The Y-axis travel of ±5.91 inches and a fully programmable tailstock with a quill diameter of 3.94 inches further enhance its capabilities.
Sellers often decide to part with their machines for various reasons, including upgrading to newer models, downsizing operations, or closing facilities altogether. If you find yourself in a similar situation, know that we are here to help. Our team is ready to assist you in getting the best value for your equipment while providing a hassle-free experience.

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