SD-26 Type S
CNC Swiss-type Automatic Lathe

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The SD-26 Type S CNC Swiss Lathe offers high-speed, precision machining for complex part production, making it ideal for demanding industries. With its advanced Swiss-type CNC capabilities, it ensures versatile operations like turning, milling, and drilling, all in a compact design that maximizes efficiency.

  • Spindle speeds up to 8,000 RPM
  • Up to 38 tool positions for enhanced productivity
  • Simultaneous machining with sub-spindle for reduced cycle times
8,000 RPM | 26 mm Bar Capacity | 7 Axis | 38 Tool Positions
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Lathe

SD-26 Type S CNC Swiss Lathe Machine Specifications and Accessories Overview

The SD-26 Type S CNC Lathe is equipped with advanced specifications designed to meet the demands of high-precision small parts machining. With a maximum machining diameter of 26mm, dual B-axis programmable units, and 5-axis simultaneous control, this machine offers unparalleled flexibility and performance.

In this section, we provide a comprehensive overview of the machine’s key specifications and a detailed list of both standard and optional accessories, such as the 8-spindle backworking unit, coolant systems, and parts ejection solutions. These features ensure that the SD-26 Type S delivers superior efficiency and adaptability for a wide range of manufacturing needs. To learn more or to get your custom quote today, contact us and discover how the SD-26 Type S can elevate your operations. 

  • Max. Machining Diameter

    φ26mm (1-1/64 inch)

  • Max. Headstock Stroke

    STANDARD
    260mm(10-15/64 inch)

    R.M.G.B. UNIT
    223.5mm(8-51/64 inch)

    N.G.B. TYPE
    Bar diameter ×2.5 (Max.65mm(2-35/64inch)

  • Tool

    5 tools on the front + 2 tools on the rear (□16mm)

  • 5-Spindle Sleeve Holder

    NUMBER OF TOOLS
    Front 5 tools
    Rear 5 tools

    MAX. DRILLING CAPABILITY
    φ13mm(33/64 inch)

    MAX. TAPPING CAPABILITY
    M12 × P1.75

  • 2-Spindle Sleeve Holder

    Number of tools
    2 tools

    MAX. DRILLING CAPABILITY
    φ10mm(25/64 inch) x Max.100mm(3-15/16 inch) deep

  • Power Driven Attachment

    NUMBER OF TOOLS
    Tilting head unit
    – Front 4 tools / Rear 4 tools
    – B-axis control

    Front
    – Cartridge type 4 pos.

    Upper
    – Cartridge type 1 pos.
    – B-axis control

    MAX. DRILLING CAPABILITY
    Tilting head unit
    – φ8mm(5/16 inch)

    Front / Upper
    – φ10mm(25/64 inch)

    MAX. TAPPING CAPABILITY
    Tilting head unit
    – M8 × P1.25

    Front / Upper
    – M8 × P1.25

    SPINDLE SPEED
    Max.8000min-1

    DRIVE MOTOR
    2.2kW (CONT) / 3.0kW (5min / 30％ED)

  • Rapid Feed Rate

    36m/min (X1,Y1,Z1,X2,Y2,Z2)

  • Main Spindle Indexing Angle

    C-axis control

  • Main Spindle Speed

    Max.10000min-1

  • Main Spindle Motor

    5.5kW (CONT.) / 7.5kW (10min / 25％ED)

  • Coolant Tank Capability

    228ℓ

  • Dimensions (W × D × H)

    2550 ×1300 × 2000mm

  • Weight

    3600kg

  • Power Consumption

    11.98kVA

  • Max. Chucking Diameter

    φ26mm(1-1/64 inch)

  • Max. Length for Front Ejection

    160mm(6-19/64 inch)

  • Max. Parts Projection Length

    40mm(1-9/16 inch)

  • Back 8-Spindle Unit

    NUMBER OF TOOLS
    8 tools

    MAX. DRILLING CAPABILITY
    Stationary tool
    – φ13mm(33/64 inch)

    Power driven tool
    – φ8mm(5/16 inch)

    MAX. TAPPING CAPABILITY
    Stationary tool
    – M12 × P1.75

    Power driven tool
    – M6 × P1.0

  • Power Driven Att. Spindle Speed

    Max.6000min-1

  • Power Driven Att. Spindle Motor

    1.0kW (CONT.)/ 1.2kW (5min / 30％ED)

  • Sub Spindle Indexing Angle

    C-axis control

  • Sub Spindle Speed

    Max.10000min-1

  • Sub Spindle Motor

    3.7kW (CONT.) / 5.5kW (10min / 40％ED)

  1. CNC unit FANUC 31i －B5 Plus
  2. 10.4-inch color LCD display
  3. Pneumatic unit
  4. Coolant level detector
  5. Automatic centralized lubrication unit
  6. Door Interlock unit with Locking System
  7. Cs contour control （Main/Sub ）
  8. Spindle clamp unit （Main/Sub ）
  9. Cooling unit (Main spindle/ Drive unit for gang tool post)
  10. Revolving guide bush unit
  11. Drive unit for revolving guide bush
  12. Air purge unit for revolving guide bush
  13. Main/Sub collet sleeve
  14. Gang-type 5 station tool holder □16 mm
  15. 4 Spindle cross drilling unit cartridge
  16. 4 Spindle opposing unit with B axis control function
  17. Second B-axis unit clamp unit
  18. 5 spindle sleeve holder
  19. 2 spindle sleeve holder
  20. Broken cut-off tool detector
  21. Back attachment
  22. 8 spindle back working unit with Y axis control function
  23. Drive unit for 8 spindle back working unit
  24. Parts separator
  25. Parts conveyor
  26. Sub spindle air purge unit
  27. Coolant pump 400W ver. (Main/Sub ）
  28. Work light
  29. Earth leakage breaker
  1. Gang-type tool holder Coolant thru （5 station/2 station ）
  2. Non-Guide Bush Version
  3. Revolving magic guide bush unit
  4. Coolant flow detector
  5. Coolant flow detector interface
  6. Coolant pump with de-aeration function
  7. Coolant chiller
  8. Water separator
  9. Beacon
  10. Beacon interface
  11. Parts ejector with Spring
  12. Parts ejection detector
  13. Parts ejector with air cylinder
  14. Parts separator unit long parts ver.
  15. Parts ejector with guide tube
  16. Parts stopper unit
  17. Coolant unit （6.9MPa/2.5MPa/0.7MPa ）
  18. Coolant unit signal cable 46 contacts Ver.
  19. Coolant unit power cable
  20. Coolant valve
  21. Coolant piping
  22. Expanded I/O module unit
  23. Terminal base
  24. Reducing valve
  25. Main spindle inner tube
  26. Steady rest for feed rod
  27. Automatic bar feeder interface
  28. Steady rest unit cover
  29. Safety cover
  30. LAN ／ RS232C interface
  31. Transformer
  32. Transformer CE marking version 20kVA
  33. CE/UKCA marking version

SD-26

Discover the power of the SD-26 Type CNC Swiss-type Automatic Lathe! Download our brochure to learn about its features and specifications. If you have questions or need more info, just submit your request, and our team will help you. Elevate your production with the SD-26 Type!

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How Can the SD-26 Type S Improve Your Machining Process?

Process

The SD-26 Type S CNC Swiss-Type Automatic Lathe is designed to offer exceptional precision and versatility for machining small, intricate components with a maximum diameter of 26mm. Its dual B-axis programmable units—featuring a 4-spindle milling unit on the B1 axis and various tooling options on the B2 axis—enable simultaneous 5-axis control, allowing for complex, multi-faceted machining tasks. With advanced tooling capabilities, including a 5-spindle sleeve holder for drilling up to φ13mm and tapping up to M12 × P1.75, along with a 2-spindle sleeve holder for deep drilling up to 100mm, the SD-26 provides unmatched flexibility in tooling configurations.

SD-26 Type S CNC Swiss Lathe

The machine operates at high speeds, with a main spindle speed of up to 10,000 RPM and a rapid feed rate of 36m/min across multiple axes, powered by a robust 5.5kW motor. Its user-friendly design improves access to critical components like the guide bush and tool post, simplifying setup and maintenance. Additional features like batch input/output of NC programs and command help functions on the NC screen streamline programming and operation. Built with a durable structure, weighing 3600kg, and equipped with a 228ℓ coolant tank, the SD-26 ensures stability, effective cooling, and long-lasting performance for high-speed, demanding machining tasks.

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Why Choose Star Swiss-Style Lathes?

Star CNC Machine Tool Corp., a division of Star Micronics Co., Ltd. of Japan, is a global leader in Swiss-type turning machines, known for producing small, complex, and precise metal components. Since 1948, Star CNC has delivered reliable, high-performance lathes that excel in both high-volume production and intricate part fabrication.

Their mission is to develop fast, efficient, and robust machines that meet the demands of today’s 24/7 production environments, with a focus on ergonomics, safety, and environmentally-friendly operations.

AMT Machine Tools Ltd. is the Canadian distributor of Star CNC, offering full access to their advanced lathes and comprehensive support. Explore our Star Swiss-style lathe page or contact us for more information.

Frequently Asked Questions about the SD-26 Type S CNC Swiss-type Automatic Lathe

FAQ

The SD-26 Type S CNC Swiss-Type Automatic Lathe is a powerful and versatile machine designed for precision machining of small, intricate components. To help you better understand its features, capabilities, and benefits, we’ve compiled a list of frequently asked questions. Whether you’re curious about its machining capacity, tooling options, or how it can improve your production process, this section provides clear and concise answers to the most common inquiries about the SD-26 Type S. If you don’t find your answer here, feel free to contact our experts for personalized assistance and insights tailored to your specific needs!
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What industries is the SD-26 Type S CNC Swiss-type Automatic Lathe suitable for?
The SD-26 Type S CNC Swiss-Type Automatic Lathe is highly suitable for industries that demand precision in machining small, intricate parts. In the medical device industry, it is ideal for producing components like surgical instruments and implants with high accuracy. The aerospace sector benefits from its ability to handle complex geometries and tight tolerances required for critical parts. In automotive manufacturing, the SD-26 is perfect for crafting precision parts like sensors and fasteners. It also excels in the electronics industry, producing small, intricate components such as connectors. Additionally, the defense and watchmaking/jewelry sectors rely on its versatility for high-precision, small-scale part production.

The SD-26 Type S boasts several advanced features, including double B-axis programmable units for simultaneous 5-axis control, a gate-shaped tool post with a cross-guide structure for front-end machining, and a guide bush/non-guide bush switching mechanism to support diverse machining needs

The machine offers enhanced workability and operability through a reconfigured structure for better access to the guide bush and tool post, a function for batch input/output of NC programs along with related information such as offset data, and various help functions including a command help function that allows operators to check commands on the NC screen. Contact our specialist for more technical details.

The SD-26 Type S features a main spindle with a maximum speed of 10,000 RPM and a power of 5.5kW (continuous) / 7.5kW (10min/25%ED). It also includes a sub-spindle with a power of 5.5kW and a speed of 10,000 RPM, enhancing its capability for complex back-end machining. Did you download CNC Swiss type automatic lathe brochure? 

The SD-26 Type S utilizes a guide bush to function as a material steady rest for high-precision cutting of longer components. For shorter parts, the non-guide bush type reduces waste to about one-third of the length compared to the guide bush type, making it effective for machining short parts without deflection

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