Used Saiou SO-4028H CNC Gantry Machining Center

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Product Highlight

Used Saiou SO-4028H is a China-made CNC gantry machining center with Mitsubishi M80 control, a BT50 spindle, and a 24-position automatic tool changer. It is intended for large-format milling applications and may provide an alternative to purchasing new equipment, subject to verification of its condition and specifications.

Product Description

Used Saiou SO-4028H CNC gantry machining center features a Mitsubishi M80 CNC control, BT50 spindle rated up to 6,000 RPM, and a 24-position automatic tool changer. Designed for large-format milling applications, it may be suitable for mold bases, industrial tooling, and machinery components. Key dimensions, operating condition, and availability should be confirmed before purchase.

Technical Specifications

Specification	Details
Machine Condition	Used / Pre-owned
Brand	Saiou Precision (赛欧精工)
Model	SO-4028H
Machine Type	CNC Double-Column / Gantry Machining Center
Country of Origin	China
CNC Control	Mitsubishi M80
X-Axis Travel	4,000 mm
Y-Axis Travel	3,200 mm
Z-Axis Travel	1,000 mm
Worktable Size	4,000 × 2,400 mm
Distance Between Columns	2,850 mm
Spindle Taper	BT50
Rated Maximum Spindle Speed	6,000 RPM
Automatic Tool Changer	24 positions
Electrical Supply	3-Phase, 380V, 50Hz
Nameplate Electrical Capacity	45 kVA

Technical information is based on the original seller's specifications and machine identification markings. Axis travels, table dimensions, working clearances, operating condition, and included accessories require final verification.

Applications & Suitable Industries

Used Saiou SO-4028H is intended for large-format CNC machining applications where a double-column machine structure and automatic tool changing are useful.

Typical applications include:

Mold and Die Manufacturing: Machining large mold bases, die plates, and industrial tooling components.
Machinery Manufacturing: Milling machine bases, mounting surfaces, and structural components.
Industrial Equipment Production: Processing large plates, housings, and fabricated metal components.
Tooling and Fixture Manufacturing: Machining fixtures, assembly tooling, and production equipment bases.

Suitability depends on the required workpiece dimensions, table load capacity, machining tolerances, and actual machine condition.

FAQ

What CNC control and spindle configuration does this machine have?

It is equipped with a Mitsubishi M80 CNC control system. The supplied specifications indicate a BT50 spindle interface, a maximum rated speed of 6,000 RPM, and a 24-position automatic tool changer.

What are the X, Y, and Z axis travels of the SO-4028H?

The original seller reports axis travels of 4,000 mm in X, 3,200 mm in Y, and 1,000 mm in Z. These dimensions should be confirmed through technical documentation or inspection before ordering.

Is this machine suitable for machining large mold bases?

Its double-column configuration and large reported working envelope make it a potential option for mold bases, tooling plates, and industrial components. Buyers should confirm the actual column clearance, table load capacity, and machining requirements.