Plastic Injection Molding Companies in Delaware

Midwest Molding, Inc. delivers precision plastic injection molding and integrated manufacturing support for demanding U.S. applications. From tool build management and straight injection molding to insert, overmolding, two-shot, and continuous strip processes, our experienced team helps customers produce complex components, optimize production, and maintain dependable quality for automotive, electronics, appliance, and consumer goods programs.

Plastic injection molding machines producing precision components in a modern manufacturing facility

Our Plastic Injection Molding Services

Integrated tooling and molding capabilities support complex components, multi-material parts, inserts, assemblies, and continuous production.

Prototype & Production Tool Build

Cradle-to-grave tooling support covers prototype and production tool build, mold flow analysis, ES testing, and part re-formulation for cost-saving opportunities.

Straight Injection Molding

Straight injection molding supports complex components and assemblies across automotive, transportation, electronics, and consumer goods applications, with engineering and quality support.

Two Shot Molding

Two-shot molding combines multiple materials or colors in a single molding cycle, helping produce complex components with integrated functionality and appearance.

Pre-Mold & Overmolding

Overmolding applies plastic over existing parts, substrates, or inserts to create multi-component assemblies supported by dedicated equipment and quality controls.

Insert & Composite Molding

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

Reel-to-Reel Molding

Continuous strip molding produces injection-molded components from reel to reel, with integrated quality controls designed to segregate defects during production.

Integrated Manufacturing Support

Molding Support From Tooling Through Production

Midwest Molding, Inc. supports complex plastic programs from tool build through production with dedicated project engineering and manufacturing resources. Customers can access straight injection, insert, composite, overmolding, two-shot, and continuous strip capabilities through one provider. Quality and environmental management systems support consistent production for demanding U.S. automotive, electronics, appliance, transportation, and consumer goods applications.

Engineer reviewing plastic injection molding tooling and production components
The Midwest Molding Difference

Why Choose Midwest Molding, Inc.?

Manufacturing expertise, integrated capabilities, and documented quality systems support demanding molding programs.

Experienced Team

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

Integrated Capabilities

Molding, tooling, assembly, and welding capabilities provide one manufacturing source for complex components.

Quality Systems

IATF and ISO certifications support disciplined quality and environmental management for production programs.

Recognized Performance

Midwest Molding’s track record includes a Delphi Pinnacle Award in 2005.

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 serving demanding manufacturing and automotive applications. The company’s experienced management team supports long-term growth across injection molding, assembly, and welding. Its capabilities include tooling, straight injection molding, insert and composite molding, two-shot molding, overmolding, and reel-to-reel continuous strip molding. The company also supports integrated wire harness and multi-component assembly needs. With an average of more than 35 years of manufacturing industry experience across management, Midwest Molding provides project engineering and cradle-to-grave support for customers evaluating domestic production. Delaware-based companies are served from its single plant in Bartlett, Illinois, for U.S. molding programs requiring technical coordination, production support, and documented quality and environmental management systems.

ExperienceManagement averages more than 35 years
CapabilitiesMolding, assembly, and welding support
RecognitionDelphi Pinnacle Award (2005) recipient

Frequently Asked Questions

What plastic injection molding services does Midwest Molding provide?

Midwest Molding provides prototype and production tool build management, straight injection molding, two-shot molding, pre-mold and overmolding, insert and composite molding, and reel-to-reel continuous strip molding. The company also offers multi-component assembly and wire harness assembly as complementary manufacturing capabilities. Project engineering supports programs from tooling and program launch through production ramp-up.

Can Midwest Molding support tooling from prototype through production?

What is two-shot molding used for?

What is the difference between insert molding and overmolding?

What industries does Midwest Molding serve?

Can Midwest Molding help reduce the cost of a molded part?

Does Midwest Molding offer assembly with injection molding?

How can I discuss a plastic molding project with Midwest Molding?

Have More Molding Questions?

Talk with the Midwest Molding team about your component or production program.

Certified & Recognized

Awards and Recognition

IATF 16949 certification

IATF 16949

Certification supporting automotive quality management requirements.

ISO 14001:2015 certification

ISO 14001:2015

Environmental management certification recorded for manufacturing.

ISO 14001:2004 certification

ISO 14001:2004

Earlier environmental management certification recorded by company.

ISO 9001:2008 certification

ISO 9001:2008

Quality management certification recorded by company.

ISO/TS 16949:2009 certification

ISO/TS 16949:2009

Automotive quality certification recorded by company.

Discuss Your Plastic Molding Program

Share your component, tooling, or production requirements so the Midwest Molding team can review relevant capabilities.

Contact Us Today

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