The MT1250B specializes in high-precision machining of medium-to-long workpieces, supporting a maximum rotation diameter of 520 mm and a machining length of 1250 mm. Equipped with a 12,000 rpm high-speed milling spindle and a 21 kW variable frequency motor, coupled with advanced five-axis linkage technology, it ensures both precision and efficiency.
The MT1250B 5-axis CNC turning and milling machine features a B-axis with a large rotation angle of ±120 degrees and a C-axis with extremely high positioning accuracy. It also includes an automatic tool changer with a capacity of 60 tools. Its spacious operator interface and easy maintenance significantly enhance operational convenience and production flexibility. The main and sub-spindles support simultaneous machining, with maximum speeds of 2500 rpm and 4300 rpm, respectively, meeting diverse machining needs.
The MT series horizontal 5-axis mill-turn center features a rugged and durable design, making it ideal for multi-process machining of automotive parts, aerospace applications, and complex molds. Its exceptional rigidity and dynamic performance ensure excellent surface quality and dimensional stability for every part. The MT1250B integrates multiple functions into one, simplifying the processing process, saving time and costs, and is an ideal choice to help manufacturing companies improve their intelligence level.
ITEM | NAME | UNIT | MT1250B |
Capacity | Max. rotating diameter | mm | Φ520 |
Max. machining diameter | mm | Φ500 | |
Max. machining length | mm | 1250 | |
Bar processing capacity | mm | Φ70 | |
Travel | X-axis travel | mm | 510 |
Y-axis travel | mm | ±105 | |
Z1-axis travel | mm | 1500 | |
B-axis index angle | ° | ±120˚ | |
Spindle | Spindle nose | ASA | A2-8 |
Spindle through-hole dia. | mm | 86 | |
Spindle bearing inner dia. | mm | Front 120, back 110 | |
Chuck Size | mm | 10″ | |
Max. spindle speed | rpm | 2500 | |
Sub Spindle | Z2-axis travel | mm | 1350 |
Sub Spindle nose | ASA | A2-6 | |
Sub Spindle through-hole dia. | mm | 66 | |
Sub Spindle bearing inner dia. | mm | Front 100, back 90 | |
Chuck Size | inch | 8″ | |
Max. sub-spindle speed | rpm | 4300 | |
Milling Spindle | Milling spindle taper hole | / | HSK-T63 |
Milling spindle max. speed | rpm | 12000 | |
Milling spindle torque (S1-100%) | N.m | 88 | |
Milling spindle bearing bore dia. | mm | 70 | |
Max. tool weight | kg | 5 | |
Max. tool momentum (from datum) | N.m | 3.9 | |
Milling spindle drive motor (S1-100%) | kw | 22 | |
Milling spindle coupling index angle | ° | – | |
B-axis | B-axis DD motor power | kw | 5.3 |
B-axis min. index angle | ° | 0.001° | |
DD motor max. speed | rpm | 360 | |
Feed rate | X-axis rapid feed rate | M/min | 24 |
Y-axis rapid feed rate | M/min | 24 | |
Z1-axis rapid feed rate | M/min | 24 | |
Z2-axis rapid feed rate | M/min | 24 | |
ATC | Tool holder type | / | HSK-T63 |
Tool capacity | pcs | 60 | |
Max. tool diameter/length | mm | Φ70/200 | |
Max. tool weight | kg | 5 | |
Motor | Spindle motor power | kw | 21 |
Spindle motor torque | Nm | 240-400 | |
Sub-spindle motor power | kw | 22 | |
Sub-spindle motor torque | Nm | 100-226 | |
X, Y, Z1 axis motors | kw | 4.3 | |
Z2 axis motors | kw | 3.14 | |
External Dimensions | Overall dimensions | mm | 4900*2700*2700 |
Machine weight approx. | kg | 10800 |
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