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VMC-855 Hard Rail High Speed Vertical Machining Center

Application scenarios and scope of application
The VMC-855 is suitable for processing medium to large-sized parts in industries such as aerospace, automotive, mold manufacturing, and general precision engineering. It handles a variety of materials, including steel, cast iron, aluminum alloys, and composite materials. Typical applications include milling, drilling, tapping, and contouring operations.

Description

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The VMC-855 is a rigid, high-speed vertical machining center designed for efficient material removal and stable performance in demanding machining applications. Equipped with a hardened linear guideway system, it ensures durability and long-term accuracy under heavy cutting conditions. The machine integrates advanced spindle and drive technologies to achieve high-speed operations while maintaining structural rigidity.



Product Features/Advantages
Hard Rail Structure: Reinforced linear guideways provide enhanced load-bearing capacity and vibration resistance for extended service life.
High-Speed Spindle: A high-torque spindle with balanced rotation minimizes thermal deformation, supporting sustained high-speed cutting.
Optimized Dynamics: The rigid machine frame and precision ball screws ensure smooth feed rates and positioning consistency.
Advanced Control System: User-friendly interface with real-time monitoring for improved operational efficiency.
Thermal Stability: Symmetrical cooling and thermal displacement compensation reduce machining deviations.
The VMC-855 combines robust construction with high-speed capabilities to meet the requirements of modern manufacturing environments.



Machine Description

Machine Type Unit VMC855(hard rail)
Worktable
Worktable(length×width) mm 1050×520
Maximum load of the table kg 700
T-slot(number of slot × slot width × pitch) mm 5-18×80
Triaxial itinerary
Travel for X/Y/Z axes mm 850/550/600
Distance from spindle nose to table surface mm 150 - 750
Distance from spindle center to column guide surface mm 520
Feed system
CNC system Mitsubishi M70/FANUC - 0i MD
Rapid shift of axes of X/Y/Z m/min 16
Maximum cutting feed speed m/min 7
Automatic tool transform system(CNC milling without)
Standard tool quality bundle Bamboo hat type 20/Disc type 24
The largest diameter cutter knife/length mm Φ80/300
Tool exchanging manner Air-operated
Average tool exchanging time sec Bamboo hat type: 5s/Disc type: 2.5s
Precision
Positioning accuracy mm 0.008
Accuracy of repeated positioning Mm 0.005
Spindle system
Spindle speed r.p.m 8000
Spindle specifications(model/installation diameter) BT40/Φ150
Drive manner of the spindle Belt drive
Motor power of the spindle kw 11/15
Air pressure
Requirements for air compressing Kg/cm² ≥6
Air pressure flux m³/min ≥0.3
Machine specifications
Integrated weight(kg) kg 5500
Overall dimension(weight×width×height) mm 2700×2300×2600

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About
Nantong Sunway Science and Technology Development Co., Ltd.
Nantong Sunway Science and Technology Development Co., Ltd. is a comprehensive enterprise specializing in the R&D, manufacturing, and sales of numerical control equipment. Located in Nantong, Jiangsu Province, it enjoys convenient transportation and mature industrial supporting facilities. The company's main products include multiple series such as CNC machining centers, EDM forming machines, high-speed engraving and milling machines, small gantry milling machines, CNC EDM machines, and frame milling and engraving machines, which are widely used in mold manufacturing, precision parts processing, hardware, auto parts, electronics, aerospace, and other industries.
Since its establishment, Sunway has continuously increased investment in basic manufacturing and technical equipment. It has built a high-standard foundry and a large structural part processing factory covering an area of approximately 10000 square meters, and introduced multiple advanced guideway grinders and precision processing equipment, forming independent processing and assembly capabilities from structural parts to complete machines.
Sunway has always adhered to the business philosophy of "being honest, pursuing excellent quality, working diligently, and developing through innovation". It attaches great importance to the ex-factory quality of each piece of equipment, strictly implements the testing process, and strives to deliver each product with stability and reliability. With stable performance and good service, Sunway products have not only won customer praise in China but also been exported to Europe, America, Southeast Asia, and other regions.
We believe that high-quality products stem from down-to-earth accumulation. In the future, Sunway will continue to invest in process optimization, intelligent control, customer customization, and other directions, and strive to become your trustworthy machinery and equipment manufacturing partner for a long time.
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