Straight Injection Molding
Produce complex plastic components and assemblies with electric molding equipment, project engineering, mold flow analysis, quality controls, and support from tooling through production.
Midwest Molding, Inc. delivers precision plastic injection molding, tooling, insert molding, overmolding, assembly, and production support for demanding manufacturers seeking a capable U.S. partner. From complex automotive and electronics components to consumer products, our engineering-led approach helps align tooling, quality, cost, and delivery needs—for Denver project teams, served from our single plant in Bartlett, Illinois.

Integrated molding, tooling, assembly, and engineering support for complex plastic components and production programs.
Produce complex plastic components and assemblies with electric molding equipment, project engineering, mold flow analysis, quality controls, and support from tooling through production.
Coordinate prototype and production tool builds, mold flow analysis, ES testing, and part reformulation through cradle-to-grave project management and dedicated engineering support.
Mold multiple materials or colors together in a single cycle for complex components, supported by tooling, engineering, project management, and production ramp-up assistance.
Combine materials, inserts, or substrates into complex molded components with dedicated equipment, robots, quality systems, and engineering support for process optimization.
Inject plastic over existing parts, substrates, or inserts to create multi-component assemblies, using dedicated equipment and quality controls for consistent production.
Combine molded parts with additional components into complete assemblies, with project engineering, error proofing, redesign optimization, and integrated manufacturing support.
Midwest Molding, Inc. helps manufacturers move complex plastic components from prototype tooling through production with connected molding, assembly, and engineering capabilities. The company supports automotive, transportation, electronics, consumer goods, and appliance applications through straight, insert, composite, two-shot, and overmolding services. For teams evaluating suppliers serving Denver, this integrated model can simplify coordination across tooling, quality, assembly, and production needs.

A specialized manufacturing partner for complex molded components, tooling, and integrated assemblies.
Access molding, tooling, assembly, and welding capabilities through one manufacturing provider.
An experienced management team supports long-term growth across demanding manufacturing industries.
Quality and environmental management certifications support disciplined plastic injection molding production.
Engineering support provides molding-process guidance and mold flow analysis for complex components and integrated assemblies serving U.S. automotive manufacturers.
Experienced manufacturing professionals support complex molding and assembly programs.
Midwest Molding, Inc. is a specialized plastic injection molding and assembly manufacturer supporting demanding manufacturing applications across the United States. Its management team brings an average of more than 35 years of manufacturing industry experience, with capabilities spanning injection molding, assembly, and welding. The company supports complex plastic component designs, integrated assemblies, and prototype-to-production tooling through an engineering-led approach. While its facility is located in Bartlett, Illinois, the company serves Denver manufacturers and broader U.S. manufacturing needs from that single plant. The team’s capabilities include straight, insert, composite, two-shot, and overmolding, along with project management and quality-focused production support.
Injection molding is a manufacturing process in which plastic material is injected into a mold to form a specified component. After the material takes the mold’s shape, the molded part is removed for further production or assembly. Midwest Molding supports straight injection, insert, composite, two-shot, and overmolding for complex components and assemblies.
Talk with Midwest Molding about your component, tooling, or assembly requirements.
Certification listed by Midwest Molding.
Environmental management certification listed.
Quality management certification listed.
Certification listed by Midwest Molding.
Certification listed by Midwest Molding.
Share your component, tooling, assembly, or production needs and connect with Midwest Molding, Inc.
For immediate assistance, feel free to give us a direct call at 224.208.1110.
For immediate assistance, feel free to give us a direct call at 224.208.1110.