Used Japan Nagase SGC256 4-Axis CNC Precision Surface Grinder





Product Description
This used Nagase SGC256 precision surface grinder from Japan is designed for high-accuracy flat grinding of large workpieces. Equipped with 4-axis CNC control, AC servo drive, 1800×600mm worktable, and long-stroke reciprocating grinding capability, it is suitable for precision mold, semiconductor, optical measuring instrument, and high-precision component manufacturing. A reliable choice for buyers looking for a cost-effective used Japanese CNC surface grinding machine.
Technical Specifications
| Item | Specification |
|---|---|
| Machine Type | 4-Axis CNC Reciprocating Surface Grinder |
| Brand | Nagase |
| Model | SGC256 |
| Country of Origin | Japan |
| Worktable Size | 1800 × 600 mm |
| Chuck Size | 1800 × 600 mm, 2-section type |
| Distance from Table Surface to Wheel Center | 1070 mm |
| Distance from Table Surface to Wheel Lower Surface | 655 mm, with Φ510 mm grinding wheel |
| Distance from Chuck Surface to Wheel Lower Surface | 710 mm, with Φ400 mm grinding wheel |
| Feed Motor | Servo Motor |
| Scale Feed / Minimum Resolution | 10 μm |
| Left-Right Maximum Travel, including guard | 2900 mm |
| Effective Grinding Range of Worktable | 1800 mm |
| T-Slot | 16 mm × 3 |
| Left-Right Feed Speed | 25 m/min |
| Minimum Setting Unit | 10 μm |
| Manual Jog Feed | 10 / 100 μm |
| Static Pressure Spindle Inner Surface | AC Servo Motor Drive |
| Scale Feed / Minimum Resolution | 0.1 μm |
| Spindle Structure | Special hydrostatic spindle structure |
| Front-Back Maximum Travel | 660 mm |
| Front-Back Feed Speed | 600 mm/min |
| Minimum Setting Unit | 0.1 μm |
| Manual Jog Feed | 0.1 / 1.0 / 10 μm / PULSE |
| Vertical Axis | Static pressure spindle inner surface |
| Vertical Axis Drive | AC Servo Motor Drive |
| Scale Feed / Minimum Resolution | 0.1 μm |
| Vertical Axis Structure | Special hydrostatic spindle structure |
| Vertical Feed Speed | 600 mm/min |
| Minimum Setting Unit | 0.1 μm |
| Manual Jog Feed | 0.1 / 1.0 / 10 μm / PULSE |
| Grinding Wheel Size | Φ510 × 50 × Φ127 mm |
| Max Wheel Spindle Speed | 1500 min⁻¹, inverter variable speed |
| Balance Unit | High-precision balance unit |
| Balance Wheel Specification | Metal-bond diamond wheel and Φ150 × 35 × Φ38.1 mm cup wheel |
| Cup Wheel Max Spindle Speed | 1600 min⁻¹, inverter variable speed |
| Accessories | Right-angle dresser for metal-bond diamond wheel tilt processing and parallel/vertical surface grinding |
| Overall Dimensions | 8100 × 3700 × 3900 mm |
This used Nagase SGC256 CNC surface grinder is suitable for precision flat grinding and finishing in industries such as:
| Application Area | Typical Use |
|---|---|
| Lithium Battery Mold Manufacturing | Precision grinding of battery mold components |
| Battery Coating Equipment Parts | Flat grinding of high-accuracy coating machine parts |
| Mechanical Automation Components | Precision machining of automation and fixture parts |
| Flat Panel Display Parts | Grinding of large precision flat components |
| Semiconductor Components | High-precision grinding for semiconductor inspection and tooling parts |
| Crossed Roller Guide Manufacturing | Precision grinding of guide rail and bearing-related parts |
| Precision Fixtures and Tooling | Machining of jigs, fixtures, and precision workholding parts |
| Optical Measuring Instrument Parts | High-accuracy surface processing for optical and measuring devices |
| Measuring Tools and Standard Gauges | Precision grinding of inspection and calibration tools |
This machine is ideal for buyers searching for a used Japanese precision surface grinder, used Nagase CNC grinder, long table surface grinding machine, or second-hand CNC flat grinding machine for precision machining.
FAQ
What is the Nagase SGC256 CNC precision surface grinder used for?
The used Japan Nagase SGC256 CNC precision surface grinder is designed for high-accuracy flat grinding of large and precision workpieces. With a 1800×600mm worktable, 4-axis CNC control, hydrostatic spindle structure, and long-stroke reciprocating grinding capability, it is suitable for mold parts, semiconductor components, optical measuring instrument parts, precision fixtures, guide rails, and high-precision mechanical components.
Why choose a used Japanese Nagase CNC surface grinding machine?
A used Japanese Nagase CNC surface grinding machine offers strong machining accuracy, stable structure, and cost advantages compared with purchasing a new precision grinder. The Nagase SGC256 features AC servo drive, fine feed resolution, high-precision balance unit, and special hydrostatic spindle design, making it a reliable choice for buyers who need precision grinding performance with lower investment cost.
What is the grinding capacity of the used Nagase SGC256 surface grinder?
The Nagase SGC256 used CNC surface grinder comes with a 1800×600mm worktable and chuck, with an effective grinding range of 1800mm. Its left-right maximum travel reaches 2900mm including the guard, and the front-back maximum travel is 660mm. This makes it suitable for long table surface grinding and large flat workpiece finishing.
Which industries can use this 4-axis CNC reciprocating surface grinder?
This 4-axis CNC reciprocating surface grinder is suitable for lithium battery mold manufacturing, battery coating equipment parts, flat panel display parts, semiconductor tooling, crossed roller guide manufacturing, precision fixtures, optical measuring instrument parts, measuring tools, and standard gauges. It is ideal for manufacturers requiring high flatness, fine surface finish, and stable precision grinding.
Is the used Nagase SGC256 suitable for high-precision mold and semiconductor component grinding?
Yes. The used Nagase SGC256 precision surface grinder is well suited for high-precision mold and semiconductor-related component grinding. Its CNC control, servo feed system, 0.1μm minimum resolution on key axes, hydrostatic spindle structure, and high-precision balance unit help support stable grinding accuracy for demanding precision machining applications.
$435282.00
Brand
Nagase
Model
SGC256
Origin
JP
Processing Time
274h
Machine Status
- In stock
- Company-owned inventory
- Delivery time: 7 days
Available inspection support
- Machine appearance check
- Control system power-on check
- Spindle and axis movement check
- Grinding area photo check
- Electrical cabinet photo check
- Machine nameplate verification
- Remote video inspection
- Optional third-party inspection
Supplier's customization ability
- Minor customization
- Drawing-based customization
- Sample-based customization
- Full customization



