SP Series CNC Gantry Machining Center

Table-moving double-column gantry built for large, heavy, and high-precision parts — machine tool beds, automotive stamping dies, plastic molds, and large castings. Fixed gantry + moving table for rigid, stable finishing accuracy.
Configuration

SP Series vs. HPG Series: Which Gantry Fits Your Workpiece?

HIRUNG builds both gantry types. Choose by workpiece shape, weight, and the accuracy you need.
ItemSP Series (table-moving)HPG Series (column-moving)
Gantry structureFixed gantry, moving worktableMoving column, fixed or long bed
Best suited forHigh-rigidity finishing of dies, molds, large castingsExtra-long, extra-heavy workpieces
X-axis travel1,600 mm – 24,000 mmUp to 12,000 mm and beyond
Max table load4,000 – 20,000 kg (standard models)Oversized workpieces, load not limited by table
Typical partsStamping dies, plastic molds, machine beds, fixturesLong beams, large weldments, aerospace structures

SP Series — Table-Moving

HPG Series — Column-Moving

If your parts are long and heavy beyond table capacity, the HPG column-moving gantry series is usually the better fit. If your priority is dimensional stability and finishing accuracy on dies and molds, the SP Series is designed exactly for that.
Engineering

Key Features of the SP Series CNC Gantry Machining Center

Mehanite Cast-Iron Integrated Bed

Fully annealed whole casting suppresses cutting vibration, improves cutting efficiency, reduces noise — the foundation for stable heavy cutting and long tool life.

Heavy-Duty Roller Linear Guideways (X/Y)

Two rails with five slider blocks per axis for high dynamic accuracy and low friction; reduces axis drive energy by up to 50%.

C3 Pre-Stretched Double-Nut Ball Screws

Taiwan HIWIN/PMI screws eliminate backlash and thermal growth error — fast feed with consistent positioning and low maintenance.

Hand-Scraped Joint Surfaces

Guideway mounting faces, motor, bearing and nut seats hand-scraped by senior technicians — guaranteed flat within 0.01 mm per 1,000 mm.

Box-Way Z-Axis, Short Spindle-to-Guideway

Box-type hard guideway with four-sided clamping minimizes thermal deformation from spindle heat and increases cutting torque.

Gear-Driven Spindle & Daikin Hydraulics

Belt 8,000 rpm standard; optional direct-drive or two-step gearbox with Japan Daikin hydraulic system for tool release and counterbalance.

5-Face Machining Angle Head (Optional)

1°/5° indexing turns the SP into a 5-face center; auto switch between 3-axis spindle and angle head in about 10 seconds.

Disc / Chain Tool Magazine

BT50/CAT50/DIN50 tapers, 24–60 pockets, tool-to-tool change from 3.5 s; matched to belt, direct-drive or gearbox spindle.
Proven components in every station
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Specifications

SP Series Models and Technical Specifications

Six standard models cover worktables from 1,800 × 1,200 mm to 6,000 × 3,600 mm wide. X-axis travel can be extended and Z-axis travel heightened to customer requirements.
ModelUnitSP1615SP2515SP3022/4022SP4025SP4030SP6039
X travelmm160027003000/40004000–120004000–120006000–24000
Y travelmm150016502200250030003900
Z travelmm8008001000100012001200
Stand configurationmm170–970170–970170–1170170–1170170–1370170–1370
Column widthmm150016502200250030003900
Working area (L×W)mm1800×12003000×14003000/4000×1800W:2100W:2600W:3600
T-slot sizemm22×9×15022×9×18022×10×180222222
Max. table loadkg400050009000120001500020000
Spindle taper–BT50BT50BT50BT50BT50BT50
Standard spindlerpmBelt 8,000 (optional: direct-drive, gearbox)
Spindle powerkW15/18.5 (FANUC, 30–299 N·m); 22 (Siemens)
Cutting feed (G1)mm/min1–6000
Rapid traverse (G0)m/minX24 Y24 Z15X15 Y15 Z10X12 Y12 Z10X10 Y10 Z8X10 Y10 Z8X10 Y10 Z8
Positioning accuracy (VDI 3441)mm0.01/1000 (0.015/2000; 0.02/3000; 0.03/5000)
Repeatability (VDI 3441)mm0.005/1000 (0.008/2000; 0.01/3000; 0.015/5000)
Air pressurekgf/cm²6.5
Power capacitykVA38
Net weightkg15000180002500032000+38000+55000+
Floor spacemm7500×38007500×38008800×5000 (varies)8800×50008800×50008800×5000
Machine heightmm390039004500450048004800
Not sure which model matches your part size and tolerance? The CNC machining center buying guide walks through matching travel, table load, spindle power, and accuracy class to your workpieces.
Configuration

Standard and Optional Accessories

Standard Accessories

Optional Accessories

Tool magazines: disc or chain type for BT50/CAT50/DIN50; 24/30/32/40/50/60 pockets; tool-to-tool change 3.5–7 s; max tool Φ110/220 mm; max tool weight 15/20 kg. More combinations on request.
Quality

Quality Inspection: Every Machine Verified Before Delivery

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HIRUNG operates an ISO 9001-based quality management system covering vendor review, incoming and in-process inspection, and final testing, and machines are manufactured to European standards with CE marking. Each SP Series machine is checked with a Renishaw laser interferometer and ballbar test before shipment, so the positioning and repeatability values in the table are measured, not theoretical.
Applications

Applications of the SP Series CNC Gantry Machining Center

The moving-table design lets the SP Series hold wide, flat, and heavy workpieces that vertical machining centers cannot. Typical applications:

Machine Tool Industry

Machine beds, columns, and slide assemblies.

Large Castings

Welded structures and energy-sector castings.

Automation Parts

Robot bases and large automation components.

Automotive Trim Molds

Interior trim mold bodies and cavities.

Automotive Plastic Molds

Plastic injection mold bases and cores.

Stamping Dies

Automotive stamping die plates and frames.

Automotive Mold Industry

Fixture and gauge plates for auto lines.

Door / Gate Plate Molds

Furniture and building-material molds.

General Plastic Molds

Large plastic mold plates.

Petroleum Industry

Pump housings and energy-equipment parts.

Drilling Platform Parts

Offshore drilling platform components.
Manufacturer

Why Choose HIRUNG as Your CNC Gantry Machining Center Manufacturer

HIRUNG (Dongguan Hirung Precision Machinery Co., Ltd.) has manufactured CNC machine tools since 2015 and ships machines to 33 countries and regions. Machines are assembled in-house with Mehanite castings, brand-name components, and hand-scraped geometry, then verified by laser interferometer before export packing — a 40-ton SP4027 has already been delivered overseas by sea in reinforced packaging.
In-house assembly and hand scraping
Export packing for sea freight
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mm / 1000 mm accuracy
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FAQ

SP Series CNC Gantry Machining Center — FAQ

It is a gantry machine in which the double-column gantry and spindle remain fixed while the worktable moves the workpiece along the X-axis. The fixed gantry gives the spindle a short, rigid load path, which favors finishing accuracy on large dies, molds, and plates.

In a table-moving machine (SP Series), the worktable travels and the gantry is fixed — best for wide dies and molds where rigidity and accuracy matter most. In a column-moving machine (HPG Series), the columns travel along a long bed — best for extra-long or extra-heavy workpieces that exceed table load limits.

Per VDI 3441, positioning accuracy is 0.01 mm per 1,000 mm of travel (0.015/2000, 0.02/3000, 0.03/5000 mm at longer travels) and repeatability is 0.005 mm per 1,000 mm. Accuracy is achieved through hand-scraped joint surfaces, C3 pre-stretched ball screws, and laser interferometer verification.

Standard models take worktables from 1,800 × 1,200 mm to 3,600 mm wide, with maximum table loads from 4,000 kg to 20,000 kg and X-axis travel from 1,600 mm to 24,000 mm. X travel can be extended and Z travel heightened on request.

Yes — with the optional automatic angle head (1° and 5° indexing), the machine performs 5-face machining, and switching between the 3-axis spindle and the angle head takes about 10 seconds automatically.

Start from three numbers: your largest part’s X dimension (sets travel), its weight (sets table load), and your tightest tolerance (sets accuracy and options such as optical scales and on-line measurement). Then confirm spindle type — belt, direct-drive, or gearbox — from your cutting forces. The sales manager can map your parts to a model after reviewing drawings.

Get Started

Request a Quote for the SP Series CNC Gantry Machining Center

Tell us your workpiece dimensions, weight, and tolerance targets — HIRUNG’s engineers will recommend the right SP model and configuration, including angle head, rotary table, optical scales, and tool magazine options. We answer within 24 hours.
Tel: +86 769 87015811  ·  Email: hirung@hirung.com
No. 2, Tongluowei Road, Chang’an Town, Dongguan City, Guangdong Province, China

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