Custom Injection Molded Plastic Gear Manufacturing

Midwest Molding, Inc. delivers custom injection molded plastic gear manufacturing for demanding automotive, electronics, transportation, and consumer goods applications. From tooling design and mold flow analysis through production, the team supports complex component development, process optimization, and integrated manufacturing. With broad molding capabilities and experienced engineering support, customers can develop practical, production-ready plastic gear solutions from one manufacturing provider.

Engineered plastic gears beside an injection molding machine in a modern manufacturing facility

Our Custom Gear Manufacturing Services

Integrated tooling, molding, and component manufacturing services support complex plastic gear development from concept through production.

Tooling Design & Build

Midwest Molding provides cradle-to-grave prototype and production tool design and build, with mold flow analysis, engineering support, and part re-formulation opportunities for complex molded gears.

Straight Injection Molding

Straight injection molding supports complex plastic components and assemblies through dedicated manufacturing cells, mold flow analysis, quality assurance processes, and production support from Midwest Molding’s Bartlett facility.

Two-Shot Molding

Two-shot molding produces complex components with multiple materials or colors molded together in a single cycle, supported by project engineering from tooling through production ramp-up.

Pre-Mold & Overmolding

Pre-mold and overmolding injects plastic over existing parts, substrates, or inserts to create multi-component assemblies with equipment and quality systems supporting precision and consistency.

Insert & Composite Molding

Insert and composite molding combines materials through injection molding to create complex components for automotive, electronics, and consumer goods applications with engineering and process optimization support.

Continuous Strip Molding

Reel to reel continuous strip molding produces injection-molded plastic components in continuous strips, with integrated quality control designed to segregate defects during production.

Integrated Molding Support

Build Complex Plastic Gears With Confidence

Custom plastic gear manufacturing requires coordinated tooling, material, molding, and quality decisions. Midwest Molding, Inc. supports that work with dedicated project engineering, mold flow analysis, part re-formulation for cost-saving opportunities, and cradle-to-grave project management. Its molding capabilities include straight, two-shot, insert, composite, and overmolding processes for demanding automotive, electronics, transportation, and consumer goods applications.

Engineer inspecting molded plastic gear components near injection molding equipment
The Midwest Molding Difference

Why Choose Midwest Molding, Inc.?

A broad manufacturing platform and experienced engineering team support complex molded component programs.

Deep Experience

Management brings an average of more than 35 years of manufacturing industry experience to complex molding programs.

Integrated Capabilities

Molding, assembly, welding, tooling, and project engineering are available through one manufacturing provider.

Quality Systems

IATF 16949 and ISO certifications support quality and environmental management for injection molded production.

Recognized Performance

Delphi recognized Midwest Molding for quality, delivery, service, and competitive cost performance.

Meet The Midwest Molding Team

Experienced manufacturing professionals support complex molding and assembly programs.

Midwest Molding, Inc. is a specialized plastic injection molding and assembly manufacturer supporting demanding manufacturing and automotive applications. Its experienced management team supports long-term growth across injection molding, assembly, and welding, while project and manufacturing engineers help customers manage complex molded components. The company’s capabilities span tooling, straight injection molding, insert and composite molding, two-shot molding, overmolding, assembly, and welding. Based in Bartlett, Illinois, the company operates from a large manufacturing facility serving customers across the United States. Its approach brings multiple production capabilities together under one provider, helping engineering-led customers move from tooling and development into production with coordinated technical support.

ExperienceManagement averages more than 35 years
Facility120,000 sq. ft. manufacturing facility
Equipment55 fully electric injection molding machines

Frequently Asked Questions

What is custom injection molded plastic gear manufacturing?

Custom injection molded plastic gear manufacturing uses engineered molds and injected plastic materials to produce gears designed for a specific component or assembly. The process can include tooling design, mold flow analysis, part re-formulation, and production molding. Midwest Molding supports complex molded components through project engineering and cradle-to-grave project management.

Can Midwest Molding design and build gear tooling?

Which molding processes can support plastic gear components?

Does Midwest Molding support prototype and production programs?

What industries does Midwest Molding serve?

How does mold flow analysis help a plastic gear project?

Can Midwest Molding combine molded parts with other components?

How can I discuss a custom plastic gear manufacturing project?

Have More Gear Manufacturing Questions?

Talk with Midwest Molding about your tooling, molding, and production requirements.

Certified & Recognized

Awards and Recognition

IATF 16949 certification mark

IATF 16949

Quality management certification listed by Midwest Molding.

ISO 14001:2015 certification mark

ISO 14001:2015

Environmental management certification listed by Midwest Molding.

ISO 14001:2004 certification mark

ISO 14001:2004

Environmental management certification listed by Midwest Molding.

ISO 9001:2008 certification mark

ISO 9001:2008

Quality management certification listed by Midwest Molding.

Minority Business Enterprise certification mark

Minority Business Enterprise certification

Minority Business Enterprise certification listed by Midwest Molding.

Discuss Your Custom Gear Manufacturing Needs

Contact Midwest Molding to discuss tooling, molding processes, engineering support, and production requirements.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 224.208.1110.