Aluminum Castings Company LLC – QMS Certified to ISO 9001:2015 & PED 2014 with TUV Rheinland of North America

Aluminum Castings Company

Aluminum Castings Company is an American aluminum foundry located in Galesburg, Illinois, serving manufacturers nationwide. We produce aluminum sand castings for OEMs and industrial manufacturers requiring repeatable production, dimensional consistency, and process-controlled manufacturing support.

Our aluminum foundry supports projects ranging from prototype castings to long-term production manufacturing. With in-house molding, core making, aluminum melting, machining, inspection, and finishing operations, we help manufacturers maintain production efficiency while meeting demanding quality requirements.

We work directly with engineers, OEM buyers, and manufacturing teams requiring dependable aluminum casting solutions backed by alloy verification, dimensional inspection, and repeatable manufacturing processes.

Request a quote to discuss your aluminum foundry requirements with our team.

What Does an Aluminum Foundry Do?

An aluminum foundry manufactures industrial metal components by melting aluminum alloys and pouring molten aluminum into molds that form finished cast parts.

Aluminum foundries support industries requiring:

  • Lightweight metal components
  • Corrosion resistance
  • Complex geometries
  • Machinability
  • Structural durability
  • Thermal conductivity

At Aluminum Castings Company, our aluminum foundry specializes in aluminum sand casting processes designed for OEM manufacturing and industrial production applications.

Our manufacturing capabilities include:

  • Aluminum metal casting
  • Sand casting
  • Green sand molding
  • Air set molding
  • No-bake molding
  • Shell core production
  • Cold box core making
  • Aluminum melting and alloy control

These manufacturing processes allow us to support both simple and highly cored aluminum castings across a wide range of production requirements.

In addition to foundry production, we provide value-added manufacturing services designed to support finished component requirements.

These services include:

  • CNC machining
  • Drilling and tapping
  • Grinding and trimming
  • Surface finishing
  • Heat treatment coordination
  • Assembly support
  • Tooling and fixturing support

Combining casting production and machining services helps manufacturers simplify supply chain coordination while maintaining production consistency.

Who Uses Aluminum Foundry Services?

Aluminum foundry services are used by OEM manufacturers and industrial companies across multiple industries requiring durable and repeatable aluminum components.

Our aluminum foundry supports manufacturers in industries including:

  • Agriculture
  • Heavy equipment
  • Mining
  • Marine manufacturing
  • Transportation
  • Power generation
  • Braking systems
  • Defense and military manufacturing
  • Ventilation and compressor systems

These industries commonly require aluminum castings capable of maintaining dimensional stability and mechanical performance in demanding operating environments.

We regularly support projects involving:

  • Prototype castings
  • Production manufacturing
  • Large aluminum castings
  • Highly cored components
  • Machined aluminum parts
  • Tight tolerance requirements
  • Long-term manufacturing schedules

Our team works directly with customers to support production planning, engineering requirements, and repeat manufacturing programs.

Why Choose Aluminum Castings Company as Your Aluminum Foundry?

Aluminum Castings Company has supplied aluminum castings since 1964. Located in Galesburg, Illinois, our aluminum foundry serves manufacturers across Illinois, the Midwest, and the United States with process-focused manufacturing support.

Our operation combines experienced foundry manufacturing with modern inspection and quality verification systems.

Capabilities include:

  • DISA automated molding
  • Green sand molding systems
  • Air set molding systems
  • Shell core production
  • Cold box core manufacturing
  • In-house alloy verification
  • CNC machining support
  • CMM inspection
  • X-ray and non-destructive testing
  • Metallurgical control

Our facility operates multiple gas-fired aluminum melting furnaces capable of supporting a wide range of casting sizes and production requirements.

We manufacture aluminum castings using alloys including:

  • 319
  • 355
  • 356
  • 535
  • Almag 35

Custom alloy support may also be available depending on project requirements.

Our in-house spectrometer allows us to verify alloy chemistry and provide material certifications when required. Maintaining alloy integrity and process consistency helps support repeatable manufacturing quality throughout production runs.

In addition to casting production, we provide value-added manufacturing services designed to simplify production workflows and reduce secondary processing coordination.

How Does the Aluminum Foundry Process Work?

The aluminum foundry process involves multiple controlled manufacturing stages designed to produce repeatable and dimensionally accurate industrial components.

Pattern and Mold Preparation

Production begins with tooling and mold preparation used to create cavities matching the required casting geometry.

Depending on project requirements, molds may be produced using:

  • Green sand molding
  • Air set molding
  • No-bake molding processes

The molding process selected depends on casting complexity, production volume, dimensional requirements, and component size.

Core Manufacturing

For castings requiring internal passages or complex features, sand cores are manufactured in-house using shell core and cold box processes.

Internal core production helps improve manufacturing consistency and casting quality throughout production.

Aluminum Melting and Alloy Verification

Aluminum alloys are melted in controlled furnace systems and verified using spectrometer analysis before pouring operations begin.

Maintaining proper alloy chemistry and melt conditions is important for:

  • Mechanical performance
  • Casting integrity
  • Porosity reduction
  • Dimensional stability

Pouring and Solidification

Molten aluminum is poured into prepared molds where the casting solidifies into the required component shape.

Controlled pouring practices help support repeatable manufacturing quality and reduce casting defects.

Cleaning, Finishing, and CNC Machining

After solidification, castings move through cleaning and finishing operations which may include:

  • Grinding
  • Trimming
  • Surface finishing
  • Heat treatment
  • CNC machining

Machining capabilities include:

  • Drilling
  • Boring
  • Tapping
  • 3-axis machining
  • 4-axis machining
  • 5-axis machining

These secondary operations help prepare components for final assembly and application requirements.

Inspection and Quality Verification

Finished castings undergo inspection and dimensional verification based on customer specifications.

Inspection capabilities include:

  • CMM inspection
  • X-ray testing
  • Non-destructive testing
  • Alloy verification
  • Dimensional inspection

These quality control processes help ensure castings meet manufacturing and performance requirements before shipment.

Aluminum Foundry Located in Galesburg, Illinois

Aluminum Castings Company is located in Galesburg, Illinois and serves manufacturers nationwide. Our aluminum foundry supports OEM customers throughout Illinois, the Midwest, and across the United States.

Manufacturers often partner with our team when they require:

  • Domestic aluminum casting production
  • Process-controlled manufacturing
  • Machined aluminum castings
  • Prototype and repeat production support
  • Reliable production schedules
  • Long-term manufacturing partnerships

Our Midwest location allows us to support industrial manufacturers across multiple industries while maintaining direct communication and production oversight throughout the manufacturing process.

Frequently Asked Questions

1. What does an aluminum foundry manufacture?

An aluminum foundry manufactures industrial metal components by melting aluminum alloys and pouring molten metal into molds to create finished cast parts.

2. What industries use aluminum foundry services?

Industries including agriculture, mining, transportation, marine manufacturing, defense, heavy equipment, and power generation commonly use aluminum castings.

3. Can aluminum castings be machined after production?

Yes. Aluminum castings are commonly CNC machined after casting to achieve final tolerances and assembly requirements.

4. What aluminum alloys are commonly used in foundries?

Common aluminum casting alloys include 319, 355, 356, 535, and Almag 35 depending on application and performance requirements.

5. Does Aluminum Castings Company support prototype manufacturing?

Yes. We support both prototype casting development and repeat production manufacturing programs for OEM and industrial customers.

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Request a Quote From Aluminum Castings Company

Aluminum Castings Company provides aluminum foundry services for OEM manufacturers requiring aluminum sand casting production, machining support, and process-controlled manufacturing capabilities.

From prototype development to long-term production manufacturing, our team supports industrial customers with dependable aluminum casting solutions designed for repeatable production and industrial performance.

Aluminum foundries can benefit from industry-specific information when evaluating manufacturing processes and workplace practices. The SIC 3365 classification provides useful industry context for aluminum foundries and their related manufacturing activities.

Request a quote today to discuss your project with Aluminum Castings Company.

REQUEST A QUOTE NOW

Your engineered aluminum casting solution starts here.

Call: 309-343-8910 | Email: sales@aluminumcastingscorp.com