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A force in low pressure casting

Complex geometry components, to higher standards

Defects. Porosity. Poor surface finishes. When you’re working with intricate metal parts, you can’t afford line delays caused by quality issues. You need a partner with processes that prevent costly casting problems.

At Wisconsin Aluminum Foundry (WAF), we use low pressure permanent mold casting when you need symmetrical and cylindrical designs at the highest integrity, delivering strong, more uniform castings for the automotive, medical, and recreational industries.

Symmetrical, cylindrical components cast using the low pressure permanent mold process, cooling onsite at Wisconsin Aluminum Foundry.

An industry leader in low pressure casting

From compressor bodies to generator fans to oil pans, our customers can expect better outcomes with our low pressure casting process. We combine 115+ years of engineering expertise with vertically integrated services to do casting, machining and tooling of components in house. That means more control in delivering superior quality parts.

Cylindrical components cast using Wisconsin Aluminum Foundry's low pressure permanent mold process cool in a bin.

Pressure tightness

Low pressure aluminum casting is best for applications that call for minimum porosity, helping reduce the risk of gas entrapment that can lead to parts failure.

Close-up of Wisconsin Aluminum Foundry low pressure permanent mold cast aluminum components.

Superior quality

In low pressure aluminum casting, slow die filling and constant pressure help avoid the formation of oxides during solidification, so you get the highest integrity castings.

Close-up of two large cylindrical components cast with Wisconsin Aluminum Foundry's low pressure permanent mold process.

Cost savings

From automotive parts to HVAC to aerospace components, our low pressure casting process reduces gating systems by approximately 90%, significantly reducing melting and finishing costs.

See what components we make possible with low pressure casting

Curious how low pressure casting or other aluminum casting methods can exceed your expectations?
Get in touch.

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