If you're experiencing longer than usual lead times, we can often engineer and cut matchplate tooling in a matter of days or weeks, depending on size read-more.gif

Casting Processes

Prototype Casting, Inc. offers seven different casting processes capable of manufacturing a variety of parts read-more.gif

Machined Parts

Our engineers and operators, with our full-line machine shop, are capable of producing high-quality machined parts read-more.gif

Aluminum Heat Treating

Our revolutionary furnace, using our in-house treatment system, is capable of treating most aluminium castings in a matter of days read-more.gif



Our company manufactures metal components in prototype and low-volume production quantities. Whether it is 1 or 5,000 parts, we deliver functional components and assemblies that meet your demanding delivery schedules.


With many complementary processes, we can assist you in producing everything from prototype printed parts all the way up to production die castings.


In Production: Processes and Capabilities

Sand Casting and Hogouts

Sand Casting prior to finished machining

Investment Cast Patterns

5th Axis Picture

CMM Inspection

Foundry Picture

Heat Treat Furnace

Sand Line with Sand Cores in foreground

Please Contact Me


Haas Gantry Mill

Speeds up Toolcutting and Increaes Capacity and Size Envelope we can Manufacture

Metal casting is often explained as the transformation of fluid metal into a designed form

Metal casting is often explained as the transformation of fluid metal into a designed form or specific shape. There are several commercial casting process, each that holds their own special benefits. It is something you need to take into consideration

3 Things We'd Like to Avoid When Metal Casting

Here at Protocast, Inc, we’re pretty proud of the metal casting that we do for our clients. We offer seven different types of processes in order to manufacture a wide variety of parts. In fact, we regularly feature the ways our cu

Learn About Our Precision Sand Casting

If you’re looking into metal casting, there’s a good chance that you’ll need a prototype very quickly. That’s why we offer precision sand casting. What Exactly is Precision Sand Ca

Why You Should Use Metal Casting for Your Next Invention

If you’re looking into metal casting for your latest invention, there’s a good chance you’re curious about what other inventors are up to. That’s why we’ve decided to come up with a list of our favorite new

What is Rubber Plaster Mold Casting?

Here at Protocast Inc., we’re big fans of rubber plaster mold casting. We can already hear you asking--“What is rubber plaster mold casting and what can I use it for?” Don’t worry, because we’re here to ans

Supporting the Warfighter

We are proud to be a Small Business that works with Big Defense Contractors supporting the Warfighter

Cast Expo 2016

We will be in Minneapolis, Minnesota at the Convention Center

Performance Racing Industry Show

See us at the Performance Racing Industry Show December 10-12, 2015 at the Indianapolis Convention Center. We will be at booth 5613 on Machinery Row  

About Us

Protocast Inc is a leading foundry and machine shop from Denver, Colorado, USA.


qoates.gifIn regards to the parts. Very nice job. The taper joint was spot on and so were almost all of the other critical features. . Tricky job, but he pulled it off. I am a little out on a limb here and this was a very visible set of parts. I couldn't be stoked more.
Peter Y.
Design Engineer, Automotive

Close up snowmobile Chad.JPG

We love Colorado, come and visit sometime




Printed Sand Cores with renshape tooling for casting in Air Set Precision Sand Process

Our Clients

Just a sample of our clients: