The MT1650B is a high-performance model in the MT series of horizontal 5-axis milling machines, designed for efficient and precise machining. Integrating multiple machining functions, including turning and milling, it supports workpieces with a maximum diameter of 520 mm and a maximum machining length of 1650 mm, meeting the demands of machining large and complex components. Equipped with a 12,000 rpm high-speed milling spindle and a powerful 21 kW spindle motor, it ensures high-precision and efficient turning performance.
The MT1650B features a multi-axis simultaneous design with a ±120° B-axis rotation range and high-precision C-axis positioning. Coupled with a 60-tool automatic tool changer, it enables multiple operations to be completed in a single setup. Its spacious, transparent design offers easy operation and is equipped with a high-performance electric spindle and high-torque power. It is widely used in automotive, aerospace, mold manufacturing, and heavy industry.
This CNC machine supports simultaneous operation of the main and sub-spindles for efficient, synchronized machining. With a maximum main spindle speed of 2500 rpm and a sub-spindle speed of 4300 rpm, it significantly improves production efficiency. The machine utilizes a highly rigid structure and high-quality components to ensure long-term stable operation and excellent machining quality. The MT1650B is ideal for manufacturers seeking high production capacity and precision.
ITEM | NAME | UNIT | MT1650B |
Capacity | Max. rotating diameter | mm | Φ520 |
Max. machining diameter | mm | Φ500 | |
Max. machining length | mm | 1650 | |
Bar processing capacity | mm | 70 | |
Travel | X-axis travel | mm | 510 |
Y-axis travel | mm | ±105 | |
Z1-axis travel | mm | 1900 | |
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 | 1750 |
Sub Spindle nose | ASA | A2-8 | |
Sub Spindle through-hole dia. | mm | 86 | |
Sub Spindle bearing inner dia. | mm | Front 120, back 110 | |
Chuck Size | inch | 10″ | |
Max. sub-spindle speed | rpm | 2500 | |
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 | ° | 7.5˚ | |
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 | 21 | |
Sub-spindle motor torque | Nm | 240-400 | |
X, Y, Z1 axis motors | kw | 4.3 | |
Z2 axis motors | kw | 3.14 | |
External Dimensions | Overall dimensions | mm | 5300*2700*2700 |
Machine weight approx. | kg | 11000 |
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