O. K. Foundry Co., Inc.

Get a grip on cast iron.

Cast iron engine block for 1912 Velie.

Gray and Ductile Iron Foundry, No-Bake Molding, Green Sand Gray and ductile iron castings up to 400 lbs. with No-bake molding and green sand jolt squeeze molding. 3D CAD design and pouring of 3D printed sand molds.

Ductile iron replacement casting for hydroelectric plant. Molding directly from original part for patternless casting avoiding expensive foundry tooling for one-off spare part casting.

Turn it up with cast iron.

We'll turn you on to cast iron.

Just hanging around.

Get hooked on cast iron.

My name is Osborn.

Let's get rollin'.

We have a head for cast iron.

We can handle the pressure.

Moline tractor single cylinder engine casting from 3D printed sand mold.

Hang out with us at OK Foundry.

1926 Alvis cylinder head from 3D printed sand mold.

Cast iron won't stop.

Cores prepped for casting.

Restoration castings for the Currituck Beach Lighthouse using 3D printed sand molds.

Castings from 3D Printed Sand Molds for Currituck Lighthouse Restoration Ahead of its 145th birthday the Currituck Beach Lighthouse is getting a facelift. In 1999 ICC Commonwealth MOVED the Currituck Light and now they're back to repair some of the roof structure including replacement of some compromised cast iron components.

Get a grip on cast iron with OK Foundry.

3D printed sand mold casting for large open baffle speaker.

We're armed with cast iron.

We're dependable.

Get a leg up on cast iron with OK Foundry.

We've got your number.

Antique 1912 Velie engine block casting from 3D printed sand mold.

Gray and Ductile Iron Foundry, No-Bake Molding, Green Sand Gray and ductile iron castings up to 400 lbs. with No-bake molding and green sand jolt squeeze molding. 3D CAD design and pouring of 3D printed sand molds.

Ductile iron castings up to 400 lbs.

Gray and Ductile Iron Foundry, No-Bake Molding, Green Sand Gray and ductile iron castings up to 400 lbs. with No-bake molding and green sand jolt squeeze molding. 3D CAD design and pouring of 3D printed sand molds.

There's no pressure here.

Invest in cast iron.

Clean up with cast iron at OK Foundry.

Steam from just poured green sand molds. Green sand molds are 6% water to activate the clay binder. The term "green" is a traditional foundry term of art and refers to the use of water in the binder.

Put the pedal to the metal with cast iron from OK Foundry.

Cast iron gearbox reproduced directly from an original casting using loose piece molding techniques in resin bonded sand.

https://www.linkedin.com/pulse/3d-printed-sand-molds-make-antique-engine-castings-possible-o-neil

3D Printed Sand Molds Make Antique Engine Castings Possible Engine castings tend to be complex and difficult due to the internal passages for water cooling, oil lubrication, combustion air and exhaust. Most of these castings were originally made by foundries who specialized in engine blocks, heads or manifolds.