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SZGH-540D CNC Milling Machine | BT30 24,000 RPM Compact Machining Center
SZGH-540D CNC milling machine features a BT30 spindle, 24,000 rpm electric spindle, 8-tool magazine and 500×400 mm working area for precision milling, drilling and tapping.
Classification:
Product Description
SZGH-540D CNC Milling Machine
Product Introduction
The SZGH-540D CNC Milling Machine is a compact and high-speed machining solution designed for manufacturers processing copper, iron, aluminum, and stainless steel components. With a 500 × 400 mm effective working area, BT30 spindle configuration, 8-tool magazine, and up to 24,000 rpm electric spindle speed, the machine combines milling, drilling, tapping, and engraving capabilities in a compact footprint.
Designed for small and medium-sized manufacturing operations, the SZGH-540D focuses on high efficiency, high precision, and high stability. Its heavy-duty anti-deformation base provides a rigid foundation for high-speed movement, while precision screws and linear guides help maintain consistent machining performance.
The machine is particularly suitable for batch production where manufacturers need flexible multi-process machining while keeping equipment footprint and labor requirements under control. According to the product catalog, the SZGH-540D is designed for workpieces within 500 × 400 mm and supports stainless steel tapping up to 8 mm and drilling up to 10 mm under the specified application conditions.

Key Features of SZGH-540D
1. Heavy-Duty Anti-Deformation Machine Base
The SZGH-540D uses a 1,200 kg heavy-duty anti-deformation patented base. The rigid structure is designed to support fast and stable movement of the machining head while helping reduce vibration during operation.
A stable machine structure is especially important for milling, drilling, and tapping because machining accuracy depends not only on the CNC system and cutting tools, but also on the rigidity of the entire machine structure.
2. High-Speed 24,000 RPM Electric Spindle
The SZGH-540D can be configured with a 4.5 kW electric spindle with a maximum speed of 24,000 rpm.
The high spindle speed makes the machine suitable for high-speed machining applications where smaller cutting tools and faster spindle rotation are required. The catalog specifies a BT30 spindle taper, providing compatibility with the corresponding tooling configuration.
3. 8-Tool Automatic Tool Magazine
The machine is equipped with an 8-tool magazine, allowing multiple machining operations to be completed with reduced manual tool changes.
For manufacturers producing repeated batches of parts, an automatic tool magazine can help simplify machining sequences involving operations such as:
- Milling
- Drilling
- Tapping
- Engraving
- Multi-step machining
This makes the SZGH-540D a practical option for production environments where cycle consistency and operator efficiency are important.
4. 500 × 400 mm Working Area
The SZGH-540D provides an effective working surface of 500 × 400 mm.
Its X/Y/Z effective travels are:
- X-axis: 400 mm
- Y-axis: 500 mm
- Z-axis: 200 mm
The machine is therefore positioned as a compact CNC machining solution for small and medium-sized components rather than oversized workpieces.
5. CNC Milling, Drilling, Tapping and Engraving
The SZGH-540D is designed as a multi-function machining platform. According to the catalog, it supports drilling, tapping, milling, engraving and other machining operations.
For stainless steel applications, the specified product application includes tapping within 8 mm and drilling within 10 mm. The maximum drilling and tapping capacities vary depending on material and configuration, so final machining capability should be confirmed according to the actual workpiece and tooling conditions.
SZGH-540D CNC Milling Machine Specifications
Item | SZGH-540D |
Machine Type | CNC Milling Machine |
CNC System | SZGH |
Spindle Type | Electric Spindle |
Spindle Taper | BT30 |
Spindle Motor Power | 4.5 kW |
Maximum Spindle Speed | 24,000 rpm |
Tool Magazine | 8 tools |
Effective Working Area | 500 × 400 mm |
X-Axis Effective Travel | 400 mm |
Y-Axis Effective Travel | 500 mm |
Z-Axis Effective Travel | 200 mm |
X-Axis Rapid Traverse | 25 m/min standard, 35 m/min max. |
Y-Axis Rapid Traverse | 25 m/min standard, 35 m/min max. |
Z-Axis Rapid Traverse | 20 m/min standard, 25 m/min max. |
Repeatability | 0.01 mm |
Max. Milling Cutter Diameter | Ø60 mm |
Max. Drilling Diameter | Ø14 mm aluminum / Ø10 mm steel standard |
Max. Tapping Diameter | M10 aluminum / M8 steel standard |
Screw | 25 mm Taiwan precision P grade |
Guide Rail | 25 mm Taiwan Precision C3 Grade |
Feed Servo | X/Y 750 W & 1.2 kW |
Base | 1,200 kg heavy-duty anti-deformation patented base |
Machine Dimensions | 1,350 × 1,050 × 2,050 mm |
Total Weight | 1,900 kg |
SZGH-540D Machining Capacity
The SZGH-540D is designed for machining a variety of common metal materials, including:
Aluminum
Suitable for milling, drilling, tapping and other machining operations on aluminum components.
Copper
The machine can be used for batch machining of copper parts requiring multiple machining processes.
Iron
The rigid machine structure supports machining applications involving iron components within the specified machining capacity.
Stainless Steel
For stainless steel parts, the catalog specifies applications including:
- Drilling within 10 mm
- Tapping within 8 mm
- Milling operations
- Engraving operations
Actual cutting parameters should be selected according to material grade, tool type, workpiece geometry and machining requirements.

Applications of SZGH-540D CNC Milling Machine
The SZGH-540D is suitable for manufacturers that require compact multi-process CNC machining.
Typical applications include:
Metal Parts Manufacturing
For batch production of small and medium-sized metal components requiring milling, drilling, and tapping.
Hardware Components
Suitable for processing hardware parts made from aluminum, copper, iron, and stainless steel.
Precision Components
The 0.01 mm repeatability specification provides a basis for applications requiring consistent positioning during repeated machining operations.
Prototyping and Small-Batch Production
Its compact working area and multi-function machining capability make it suitable for manufacturers that need flexible CNC production.
General Mechanical Manufacturing
The machine can perform multiple machining processes within one CNC platform, helping reduce the need for separate equipment for different operations.
The catalog specifically describes the machine as suitable for 8-station processing of copper, iron, aluminum and stainless steel workpieces within 500 × 400 mm.
Why Choose SZGH-540D?
Compact Footprint, Flexible Production
With dimensions of approximately 1,350 × 1,050 × 2,050 mm and a total weight of approximately 1,900 kg, the SZGH-540D provides a relatively compact machining solution while maintaining a rigid machine structure.
Multi-Process Machining
Instead of using separate machines for milling, drilling and tapping, the SZGH-540D combines these functions into one CNC machining platform.
This can simplify production layouts and reduce the number of manual transfers between machining processes.
High-Speed Machining Capability
With a maximum spindle speed of 24,000 rpm, the SZGH-540D is designed for applications requiring high-speed spindle operation.
Stable Machine Structure
The 1,200 kg heavy-duty anti-deformation patented base provides a rigid foundation for machining operations. The catalog also specifies Taiwan precision P-grade screws and Taiwan Precision C3-grade linear guides.
Suitable for Automated Production
The machine's CNC system and automatic tool magazine make it suitable for integration into production workflows where manufacturers want to reduce manual intervention and improve production consistency.
Get a Quote for SZGH-540D CNC Milling Machine
Looking for a compact CNC milling machine for milling, drilling, tapping and engraving?
The SZGH-540D provides a compact 500 × 400 mm working area, BT30 electric spindle, up to 24,000 rpm spindle speed, and 8-tool magazine for flexible CNC machining.
Contact SZGH to discuss:
- Workpiece dimensions
- Material and machining requirements
- Required spindle configuration
- Tooling requirements
- Production volume
- Automation requirements
- Customized CNC machine configurations
FAQ
What is the SZGH-540D CNC milling machine?
The SZGH-540D is a compact CNC milling machine designed for milling, drilling, tapping, engraving and other machining operations on copper, iron, aluminum and stainless steel workpieces.
What is the working area of the SZGH-540D?
The effective working surface is 500 × 400 mm, with X/Y/Z effective travels of 400/500/200 mm.
What is the maximum spindle speed?
The SZGH-540D can reach a maximum spindle speed of 24,000 rpm according to the catalog specification.
What spindle does the SZGH-540D use?
The machine uses a BT30 electric spindle with a listed spindle motor power of 4.5 kW.
How many tools does the machine hold?
The standard configuration includes an 8-tool magazine.
Can the SZGH-540D drill and tap?
Yes. The machine supports drilling and tapping in addition to milling and engraving. The catalog lists a standard drilling capacity of Ø10 mm in steel / Ø14 mm in aluminum and tapping capacity of M8 in steel / M10 in aluminum.
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