Applications

Built for Large-Scale Metal Printing in Demanding Production Environments

The MX400 LPBF metal 3D printer is built for industrial-scale manufacturing where throughput, automation, and consistent part quality are essential. With large-format build capacity, quad-laser performance, and a fully integrated powder workflow, it supports demanding metal printing applications at production scale.
Mastrex MX400 metal 3D printer

Aerospace

Produce large, complex metal parts for aerospace applications where precision, consistency, and throughput matter.

Medical

Support high-accuracy medical applications with reliable part quality and controlled metal printing workflows.

Defense

Enable the warfighter with high-performance & critical component manufacturing.

Production

Handle large-scale metal 3D printing with a system built for higher throughput, reduced manual handling, and repeatable results.
Capabilities

Why Manufacturers Choose the MX400

The MX400 LPBF metal 3D printer is built for industrial-scale production where throughput, automation, and part quality must work together. Its quad-laser architecture, large-format build volume, and optional integrated powder handling system help reduce manual intervention while supporting faster, more efficient metal printing at scale.

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Quad-Laser Throughput

Four 500 W lasers provide full-area coverage to reduce print times for large parts and batch production.
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Integrated Powder Workflow

Optional powder circulation, sieving, and de-powdering solutions streamline post-processing, reduce manual handling, and support a more efficient metal printing workflow.
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Large-Format Production Capacity

The 420 × 350 × 400 mm build volume supports large parts, higher batch volumes, and more efficient industrial production planning.
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Specifications

Technical Details for the MX400

The MX400 LPBF metal 3D printer is built for large-scale metal 3D printing where throughput, automation, and repeatable part quality are critical. With four 500 W lasers, a large-format build volume, and optional integrated powder handling solutions, it delivers industrial metal 3D printing performance for demanding production environments.
  • Build Volume
    420 × 350 × 400 mm
    16.54″ × 13.78″ × 15.75″
  • Laser Power
    500 W x 4
  • Layer Height
    20–120 µm
  • Print Technology
    Laser Powder Bed Fusion
  • Supported Materials
    Titanium, stainless steel, aluminum, cobalt-chromium, and copper alloys
  • Max Speed
    4*7m/s
  • Laser Beam Diameter
    70-120 µm
  • Dimensions
    93.7″ x 56″ x 94.5″
  • Weight
    4200KG
  • Voltage
    208V-480V

Proven Reliability

The MX400 LPBF metal 3D printer is built for manufacturers that need dependable large-scale metal 3D printing, consistent part quality, and automated production workflows. From high-volume part production to large-format industrial applications, it delivers reliable LPBF performance with the throughput and process control required for serious manufacturing.

“The ability to quickly iterate, test, and begin production with the same 3D printer enables our team to maximize the technology and better support our internal and external manufacturing needs”

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US Defense Manufacturer
Engineering Director

“Our manufacturing facility operates with three shifts so downtime is unacceptable. Mastrex systems stay at full capacity and their service team has been exceptionally responsive.”

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Chief Operating Officer
Tier 1 Machine Shop

“We operate on thin margins so having an accessible piece of 3D printing technology enables us to bring costs down for our patients, resulting in more business opportunities and better patient experience.”

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Lab Director
Dental Prosthodontist Group