The Fastest And Easiest Way To 3D Print Pure Metal Parts
For Manufacturing, Art, Jewelry, Nuclear Reactors, Rocket Engines, and Aircraft Carriers!


10+
Years in Business
About Us
Why Choose The Virtual Foundry?
At The Virtual Foundry, we manufacture and distribute Filamet™ — a revolutionary line of 3D printing filament loaded with high percentages of metal, glass, or ceramic particles. Our materials are carefully engineered easily print on any open-architecture 3D printer. The materials are specifically designed for hardware from companies like Bambu Lab, Creality, Prusa, and nearly any other printer that uses filament as it's feedstock.
Compatibility
Flexibility
Accessibility
Support
4.3
What is Rapid 3DShield Radiation Protection?
Rapid 3DShield is a safe, non-toxic 3D printing material with the highest density of any filament available. It provides radiation shielding just like solid lead—without the need for special processing. Simply print with any standard 3D printer and get strong, protective parts instantly.

Rapid 3DShield Tungsten Filament
The ultimate high-density 3D printing filament, Rapid 3DShield is designed for applications requiring maximum mass in minimal space.
Radiation Shielding
- X-Ray
- Medical
- Security
- XRF Analysis
- Non-Destructive Testing
- Military
Other High-Density Uses
- Counterweights
- Anti-vibration components
- Munitions & frangible projectiles
- Nuclear power plant safety...
Why Choose Rapid 3DShield?
Unmatched Density
Made with pure tungsten for superior mass and radiation shielding.
Standard 3D Printing Compatibility
Prints using common hardened steel nozzles on traditional 3D printers.
No Post-Processing Required
Directly produces high-performance, lead-free shielding solutions.
Order Now
To purchase Rapid 3DShield radiation shielding products and materials:
Rapid 3DShield is a joint venture of The Virtual Foundry, Inc. and Vulcan GMS.
Phone
Click here to order
Our Products
Filamet™ Metal, Glass, and Ceramic 3D Printing Materials
Our Process
Affordable and Easy to Use, Here is How it Works
What is on your Material Wish List?
The Virtual Foundry Can Make ANYTHING into a 3D Printing Filament. Just Ask!
The Virtual Foundry has provided this service to organizations like National Labs, NASA and a variety of public and private research organizations. We’ve made Filamet™ with everything from high-tech Thermoelectric materials like doped Molybdenum Telluride and custom 3D printable piezoelectric materials, etc. All the way to the other end of the spectrum with simplistic materials like foundry sand for 3D printable casting cores and components.
Our Customers
Just A few of Our 3000 Customers that Use Filamet™ to 3D Print Pure Metal Parts
Filamet™ is a Universal Metal Expansion Kit for the millions of 3D Printers already installed in Homes, Schools, Factories, Labs, Maker Spaces and more!
The Virtual Foundry has fully democratized Metal 3D Printing. It's Cheap, Simple and Accessible... This Changes Everything!
Bradley Woods
Founder/CEO, The Virtual Foundry, inc.

See some of the cool parts made with Filamet™
How Are Others Using Filamet™?
































