Matsuura MX-520 PC7
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
Overview
The Matsuura MX-520 PC7 extends the popular MX-520 platform with a 7-pallet two-tier tower system, delivering nearly double the automation capacity of the PC4 variant. Matsuura developed this configuration specifically for shops that found 4 pallets insufficient for their production mix but did not want to jump to the complexity and cost of the MAM72 FMS platform. Seven pallets hit a practical sweet spot: enough capacity for a full shift of unattended operation across diverse part families.
The machining envelope is identical to the standard MX-520: 630 x 560 x 510 mm (24.8 x 22.0 x 20.1 in) on X/Y/Z with an A-axis tilt from +10 to -125 degrees and continuous 360-degree C-axis rotation. Max workpiece size is 520 mm diameter by 330 mm tall (20.5 x 13.0 in) with 175 kg (386 lb) load capacity per pallet. The standard BT40 spindle runs at 12,000 RPM with 7.5/11 kW (10/15 hp), with 15,000 and 20,000 RPM options available.
The two-tier tower pallet system stacks pallets vertically to keep the cell footprint compact. Matsuura's chip disposal system is engineered to handle the extended unattended runs that 7 pallets enable — a critical detail since chip management is often the limiting factor in lights-out operation, not the machine itself. The tool magazine holds 90 tools standard with a 120-tool option. The G-Tech 31i control with MIMS cell management handles pallet scheduling and tool life tracking across the full pallet pool.
The MX-520 PC7 weighs approximately 11,500 kg (25,353 lb) with a footprint of roughly 4,500 x 2,600 mm. CAMplete TruePath comes standard. This machine represents a pragmatic step up from the PC4 for shops that have proven the automation concept and want more capacity without fundamentally changing their workflow.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 630 mm (24.8 in) |
| Y-Axis Travel | 560 mm (22.0 in) |
| Z-Axis Travel | 510 mm (20.1 in) |
| A Axis Range | +10° to -125° |
| C Axis Range | 360° (continuous) |
| Max Spindle Speed | 12,000 RPM (optional 15,000 / 20,000 RPM) |
| Spindle Taper | BT40 / CAT40 (HSK-A63 optional) |
| Spindle Motor Power | 7.5 / 11 kW (10 / 15 hp) |
| Tool Capacity | 90 standard (120 optional) |
| Pallet Capacity | 7 pallets (two-tier tower) |
| Table Diameter | 300 mm (11.8 in) |
| Max Workpiece Size | 520 mm dia x 330 mm H (20.5 x 13.0 in) |
| Table Load Capacity | 175 kg (386 lb) per pallet |
| Rapid Traverse Xyz | 40 m/min (1,575 ipm) |
| Tool Change Time | 1.1 sec (tool-to-tool) |
| Pallet Change Time | ~25 sec |
| Machine Weight | 11,500 kg (25,353 lb) |
| Floor Space Required | 4,500 x 2,600 mm |
| CNC Control | Matsuura G-Tech 31i (FANUC 31i-B5 based, touch screen) |
Specifications sourced from matsuura.co.jp — verified 2026-03-28
Strengths & Limitations
Strengths
- 7-pallet two-tier tower provides 75% more automation capacity than the PC4 in a modest footprint increase
- Proven MX-520 machining platform carries over unchanged — same spindle, travels, and rigidity as the single-table and PC4 versions
- Two-tier tower design stacks pallets vertically to minimize floor space impact relative to pallet count
- Enhanced chip disposal system engineered for the extended unattended runs that 7 pallets enable
- MIMS cell controller provides intelligent pallet scheduling and tool life management across all 7 stations
- CAMplete TruePath standard ensures crash-free operation during unattended overnight and weekend production runs
Limitations
- Price premium over the PC4 is $50K-$75K, which requires consistent use of all 7 pallets to justify
- Larger footprint (4.5 x 2.6 m) than the PC4 may not fit in shops already tight on floor space
- BT40 spindle limits heavy roughing capability — not ideal for aggressive steel and titanium material removal
- 175 kg per-pallet load capacity constrains fixture weight, especially across 7 different setups
Best For
Frequently Asked Questions
01
New MX-520 PC7 pricing typically ranges from $400,000 to $525,000, positioned between the PC4 ($350K-$450K) and the entry-level MAM72-35V ($600K-$900K). The incremental cost over the PC4 buys three additional pallet stations and the two-tier tower system. For shops running 5-7 active part setups, the per-part economics are compelling.
02
The machining platform is identical — same spindle, travels, tool change speed, and control. The PC7 adds three more pallet stations in a two-tier tower configuration, increasing unattended capacity by 75%. The PC7 has a modestly larger footprint (4.5 x 2.6 m vs 4.2 x 2.5 m) and weighs about 1,000 kg more. The chip disposal system is upgraded for longer unattended runs. Choose the PC7 if you consistently need more than 4 setups running or want longer unattended windows.
03
Yes. Matsuura's tower pallet systems have an extensive track record across the MX and MAM72 product lines. The two-tier design is mechanically simpler than the MAM72's multi-level stocker. Pallet change time is approximately 25 seconds — slightly longer than the PC4 due to the vertical pallet retrieval, but negligible relative to typical cycle times of 20-90 minutes per pallet.
04
Choose the PC7 if your parts fit within the 520 mm diameter MX-520 envelope, you need 7 or fewer pallet stations, and you want a simpler, less expensive automation system. Choose the MAM72-35V if you need 32+ pallet stations, expandable tool magazines up to 240 tools, and true FMS-level cell management. The MAM72 costs roughly 50-80% more but delivers 4-5x the pallet capacity.
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