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Over four decades
of innovative injection molding solutions.

Lean on Sussex IM to be your injection molding experts – focused on delivering high- quality plastic parts that exceed your expectations. Sussex IM is a proven, long-standing leader in mid to high-volume custom injection molding. We provide value to our customers through Design-for-Manufacturing and ISO certified capabilities for production molding with integrated value-added operations.

Diverse experience across many industries

With over 40 years of experience in value-added injection molding Sussex IM manufactures custom plastic parts for a variety of markets. Specializing in highly complex parts utilizing both automation and post-molding applications we offer knowledge and expertise in multiple industries. These industries include: consumer products, agriscience/garden, medical/pharma, residential durable and industrial.

Let us be the experts – so you don’t have to be.

At Sussex IM we offer our customers a wide range of services and molding applications that decrease costs and increase quality. Our diverse industry portfolio provides us with an unique ability to utilize molding techniques and applications across industries to best meet our customer’s needs. These services include multi-shot molding, IML/IMD, over molding, insert molding, decoration and blow molding.

Injection Molding

Sussex IM runs over 65 injection molding machines – ranging from 25 to 725 tons and specializes in mid to high-volume production runs.

Blow Molding

Sussex Injection Molding incorporates blow molding as a discipline to strengthen our full-service, closed-loop manufacturing capability.


In-molding labeling and In-mold decorating are an integrated part decorating technique wherein a decorative film, label or pre-form is placed into the mold prior to mold close and injection.

Multi-Shot Molding

Sussex IM is versed and experienced in the different tooling technologies associated with multi-shot molding.


Given our experience in the Cosmetics market, we have the ability to decorate on a variety of substrates.

Insert Molding

Be it threaded or metal inserts, electrical contacts, RFID, fabric or injection molded forms, insert molding is a critical manufacturing technique.

Over Molding

We actively use a variety of techniques and part-design and tool-design styles to attain multi-color or multi-material offerings to our partners.

What our customers have to say!