New entrants to metal AM
The MetalFab 300 Flex provides a flexible, cost-effective entry into metal additive manufacturing, featuring our proven printer technology.


Additive manufacturing is revolutionising industrial production, outpacing traditional methods in consistency, quality and flexibility. The MetalFab 300 Flex is designed for businesses ready to harness these advantages.
With a lower cost entry point, the MetalFab 300 Flex makes AM adoption accessible, significantly reducing investment risk. Experience its adaptable build area, cost-saving automated features and transform your production line today.
Adaptable build volume on demand
The MetalFab 300 Flex is the only printer that lets you increase your build area on demand, from 300x300x400mm to 420x420x400mm. This licensing service (monthly or perpetual) allows flexible accommodation of larger parts and diverse volumes without a long-term commitment.
Affordable entry point for proven technology
Experience the same reliable MetalFab printer technology trusted by demanding manufacturers in aerospace, automotive, semiconductor and food processing industries. Refined over more than 1 million production hours, our technology offers best-in-class overall equipment effectiveness rates, now available in our most flexible and affordable package to date.
A future-proof investment
The MetalFab 300 Flex is designed to grow with your business, offering an incremental upgrade path. Boost productivity by upgrading from two 500W full-field lasers to four, and add modules for enhanced output and automation. Upgrades are installed in the field to minimise downtime.
Adopt with confidence with an industry-leading partner
With Additive Industries, you gain a true partner. We offer training, technical support, and consultancy services, ensuring you retain full ownership of your manufacturing IP and seamlessly adapt existing workflows to the MetalFab 300 Flex.
The MetalFab 300 Flex provides a flexible, cost-effective entry into metal additive manufacturing, featuring our proven printer technology.
Produce both small and large parts seamlessly – The MetalFab 300 Flex is the only printer that lets you increase build area on demand, future-proofing your operations.
Transition from prototyping to full production seamlessly with its unique modular design. Step up to increased capacity and automation when you’re ready to scale up production.
Streamline operations and reduce the number of printers, improving capacity utilisation and achieving lower costs with automated features and flexible build volume.
Effortlessly upgrade from outdated single-laser systems to our dual-laser capability and larger build volume, enhancing productivity without requiring additional expertise.
Ideal for low-volume R&D, the compact MetalFab 300 Flex fits existing workspaces, and its automated powder handling and storage features reduce the need for peripheral equipment.
| Base Specification | Flexibility Option | |
|---|---|---|
| Laser | 2 x 500W Yb-fibre laser (max. allowable power 450W) | 4 x 500W Yb-fibre Laser (Field upgrade available) |
| Focus diameter | 110um | |
| Optical calibrations | Automated laser to laser & focus and in process laser alignment | |
| Accuracy / reproducibility | <0.05 mm | |
| Build volume (x,y,z) | 300 x 300 x 400 mm (16.54 x 16.54 x 15.75″) | 420 x 420 x 400 mm (16.54 x 16.54 x 15.75″) (On-demand scan field licence) |
| Layer thickness | 20-120 um | |
| Powder handling | Fully internal automated extraction sieving & recycling | |
| Build plate | Automated levelling & positioning | |
| Build platform heating | Fully controllable to 175 degC | |
| Machine dimensions (w,d,h) | 2.8 x 1.9 x 2.5 m (Core configuration) | |
| Shielding gas | Argon (Nitrogen on request) | |
| Compressed air supply | 6-10 bar / 1000Ndm^3/min | |
| Power supply | 3 x 63A | |
| Software | Additive Industries Build Processor (powered by Materialise) / Autodesk Netfabb / Dyndrite LPBF Pro / Dynamic Laser Assignment (DLA) | |
| Materials | Aluminium Alloy AlSi10Mg – AlSi7Mg0.6 – Scalmalloy / Copper Alloy GRCop-42/ Nickel Alloy IN718 – IN625 /Stainless Steel Alloy 316L (1.4404) / Tool Steel Alloy M300 (1.2709) – M789 / Titanium Alloy Ti6Al4V Grade 5 – Ti6Al4V Grade 23 |
Or still have questions? Schedule a call with one of our specialists to get you on the path to AM success.