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Items | Unit | BT550Y |
Max.swing over bed | mm | Φ550 |
Max. turning diameter | mm | Φ400 |
Max. turning length | mm | 500 |
Spindle bore | mm | Φ66 |
Max. through bar capacity | mm | Φ52 |
Spindle nose | A2-6 | |
Spindle speed | rpm | 30~3600 |
Quill morse taper | MT5# | |
Taistock diameter | mm | 100 |
Max. travel of tailstock | mm | 400 |
Chuck size | inch | 8 |
Chuck type | hydraulic chuck | |
Turret type | power turret 12T | |
Max.diameter of shank | mm | 25×25 |
Max. diameter of boring tool | mm | Φ32 |
Living tool | BMT55-ER32 | |
Max. speed of living tool | rpm | <4000 |
X/Z axis travel | mm | X:260, Z:600 |
X/Z axis rapid feeding speed | m/min | standard 24,Max.30 |
Y axis travel | mm | ±50 |
Y-axis rapid feeding speed | m/min | 8 |
Hydraulic station | 3.5MPa max,20L/min | |
Cooling pump flow | L/min | 30 |
Machine weight | kg | 4500 |
Overall dimension | mm | 2800x1650x2100 |

Standard accessories: |
GSK988TD CNC controller |
Permanent magnet synchronous electric spindle 22.75 KW and GSK driven |
X/Z axis GSK servo motor and driven |
Y axis 7.2Nm, Y axis hardened guideway, direct connect motor 2505 C3 Class |
Living tool motor 10Nm/4000rpm, BMT55-ER32 |
X/Z axis precision HIWIN linear guideway |
Leadscrew bearings NCAHI from Japan P4 Class |
Hydraulic station |
Taiwan hollow type hydraulic 3-jaw chuck 8 inch |
Power turret 80-12T-330 |
Automatic lubrication system |
Automatic cooling system |
Full-closed protection cover |
The overall bed is a 15-degree stepped high and low rail structure |










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