Injection Molding Manufacturer for Large Plastic Parts, Enclosures & Assemblies

Ferriot helps OEMs turn plastic product ideas into manufacturable parts, enclosures, housings, and assemblies. As an engineering-led injection molding manufacturer, we support each step of the process, from tooling and material guidance to molding, finishing, assembly, and delivery.

With extensive experience in large part injection molding, structural foam molding, gas assist molding, insert molding, and value-added manufacturing, our team is built to support demanding programs. If you are looking to bring a new plastic product to production, transfer existing molds, or streamline more of your manufacturing process through one partner, see how Ferriot can help.

Plastics Contract Manufacturing Support from Concept to Production

Our plastics contract manufacturing model brings engineering, tooling, injection molding, finishing, assembly, testing, packaging, and delivery support together under one roof. This means you can count on our team as your full-service manufacturing partner for plastic components and finished products.

As a full-service partner, our team reduces supply chain complexity by supporting more of the manufacturing process in one place, from early part design and material selection through finished delivery.

Custom Injection Molding

Custom Injection Molding

Our team provides engineering-led injection molding services for OEMs looking for custom plastic parts, large molded components, housings, enclosures, and assemblies.

When your program requires experienced engineering support, durable materials, larger part capabilities, resin guidance, tight coordination, finishing, assembly, or long-term manufacturing support, you can count on our expertise.

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Large Part Injection Molding

Large Part Injection Molding

With high-tonnage molding capabilities and vast experience handling larger tools and parts, our team is set up with large part molding top of mind.

Whether you are looking to replace heavier materials, reduce part weight, or improve strength-to-weight performance, see how our team can support.

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Mold Transfer Services

Mold Transfer Services

Facing new supplier performance issues, cost concerns, capacity limitations, or supply chain disruption? If you need to move existing tools without putting production at risk, explore how our team can help.

Whether you are reshoring production, addressing quality challenges, improving continuity, or looking for a more reliable injection molding manufacturer, our team can help evaluate your existing tools, support the transfer process, and keep your program moving.

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Injection Molding Processes for Different Part Requirements

We offer multiple injection molding processes to support different part sizes, materials, geometries, and performance requirements. With information on your part design, structural needs, material selection, finishing requirements, and production goals, we can recommend the best approach for you.

Structural Foam Molding

Structural Foam Molding

Structural Foam Molding is the ideal process for large, rigid plastic parts that require strength, dimensional stability, and reduced weight. If you are looking to produce large plastic components, housings, enclosures, and structural parts, see how our team can help you design and engineer custom structural foam solutions.

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Gas Assist Molding

Gas Assist Molding

Gas assist molding can be a strong solution over traditional injection molding for parts with thick sections, hollow areas, handles, ribs, or challenging geometries. If you are looking to reduce material usage, improve part appearance, or make certain molded designs more manufacturable, we can review whether gas assist molding is the right fit for you.

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Insert Molding

Insert Molding

Discover how you can reduce secondary assembly steps, improve part strength, and create a more integrated finished component with our insert molding capabilities.

At Ferriot, we support advanced insert molding operations with precision robotics that can load and remove inserts, helping improve consistency, repeatability, and process efficiency. Learn more about improving your next part with insert molding here.

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Overmolding

Overmolding

Looking to improve part grip, aesthetics, protection, or functionality? Overmolding can combine materials, add soft-touch surfaces, create seals, or add functional layers to a molded component.

With a veteran team of engineers, our team works with you to design and engineer custom overmolding solutions that support product performance, usability, and long-term production needs.

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Straight Injection Molding

Straight Injection Molding

Need a reliable process for a standard molded plastic part? Straight injection molding can be the right fit when your part calls for consistency, repeatability, and efficient production.

At Ferriot, it all comes down to our tried-and-true process. We help you make the right decisions before production begins, with support for Design for Manufacturability, injection mold design, and resin selection. When it is time, our team can also support cosmetic finishing, assembly, and final production.

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Ferriot: The Engineering Expertise Behind Every Injection Molding Program

When your program requires more than a basic molded part, you need an injection molding manufacturer with engineering built into the process from the start. From part design and material guidance to molding, finishing, and assembly, Ferriot helps you make smart decisions early so your plastic components, enclosures, housings, and assemblies are built for long-term production success.

With large-part molding expertise and full-service plastics contract manufacturing support, our team helps reduce handoffs, simplify coordination, and keep your program moving from concept through production and delivery.

Looking for an engineering-led partner to support your next injection molding program?

Discuss Your Injection Molding Project

Ferriot engineer supporting an injection molding program

Injection Molding Services FAQs

What injection molding services does Ferriot provide?

Ferriot provides custom injection molding, large part injection molding, mold transfer services, and injection molding processes including structural foam molding, gas assist molding, insert molding, overmolding, and straight injection molding. Ferriot also supports plastics contract manufacturing needs through finishing, assembly, testing, packaging, and delivery services.

Have questions about how we can help? Feel free to connect with us directly with your project needs.

What types of plastic parts does Ferriot manufacture?

Ferriot manufactures custom plastic components, enclosures, housings, assemblies, and finished plastic products for OEM applications. Common applications include medical equipment housings, electronic enclosures, industrial components, business equipment housings, kiosk enclosures, EV charging components, and building products.

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Does Ferriot support large part injection molding?

Yes. Ferriot supports large part injection molding for oversized plastic components, housings, enclosures, and structural parts. Its large-part capabilities are supported by high-tonnage molding, structural foam molding expertise, and tooling support for larger components.

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What injection molding processes does Ferriot offer?

Ferriot offers multiple injection molding processes, including structural foam molding, gas assist molding, insert molding, overmolding, and straight injection molding. The right process depends on part size, geometry, material, performance needs, and production goals.

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How do I know which injection molding process is right for my part?

Our team helps evaluate the right injection molding process based on your part size, geometry, material requirements, performance needs, appearance goals, and production volume. Depending on the application, your part may be best suited for structural foam molding, gas assist molding, insert molding, overmolding, or straight injection molding. Let us learn more about your application to help.

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Can Ferriot take over existing molds from another supplier?

Yes. Ferriot provides mold transfer services for OEMs moving existing injection molds due to supplier performance, capacity, reshoring, cost, quality, or production continuity needs. Ferriot can support the transfer process while helping minimize disruption to ongoing production.

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Does Ferriot provide finishing and assembly after injection molding?

Yes. Ferriot’s plastics contract manufacturing support includes finishing, painting, decorating, EMI/RFI shielding, ultrasonic welding, heat staking, assembly, testing, packaging, and delivery. This helps OEMs move from molded components to more complete products or assemblies.

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What critical questions should I ask before starting an injection molded project?

Starting an injection molding project? The right questions can make all the difference. This guide outlines 10 critical questions to help you plan ahead, reduce surprises, and move your project forward with confidence.

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What are the advantages of partnering with an injection molding manufacturer?

Partnering with the right injection molding manufacturer can help you make smarter decisions before production begins. At Ferriot, injection molding is supported by engineering expertise, material guidance, tooling knowledge, and value-added services that help move your plastic part from concept to production with fewer surprises.

A few key advantages of finding the right partner include:

  • Engineering support before production begins

  • Resin and material guidance for your application

  • Custom injection molding for large parts, housings, enclosures, and assemblies

  • Consistent, repeatable production

  • Support for structural foam, gas assist, insert molding, overmolding, and straight injection molding

  • Value-added services such as finishing, decorating, EMI/RFI shielding, assembly, testing, and delivery

  • A single source partner that provides a streamlined path from molded part to finished product

Looking for an Injection Molding Manufacturer for Your Next OEM Program?

Whether you need a new plastic component, a large molded enclosure, a mold transfer partner, or support beyond the molded part, Ferriot can help. Our team brings engineering-led injection molding and plastics contract manufacturing services together to support your program from early planning through production.

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How can we help?

Ferriot’s experienced engineers are here to guide you through every critical step in your injection molding journey, from concept to completion.

Ferriot Inc. | Full-Service Engineering and Contract Manufacturing for OEMs
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