A worker in a hairnet operates a large blue injection molding machine in a factory, surrounded by cardboard boxes and industrial equipment, exemplifying the precision and efficiency of Injection Molding Manufacturing Services.

Services

Custom Solutions for Every Phase of the Injection Molding Process

Work With Sussex IM

At Sussex IM, we offer more than plastic parts. We deliver single-source solutions that support your product from concept through completion. As a full-service plastic injection molding manufacturer, our capabilities span design, tooling, mold prototyping, assembly and fulfillment, and everything in between.

Every project is managed in-house with cross-functional collaboration that drives quality and efficiency. Whether you’re launching a new product or transferring tools from another supplier, our team brings the technical depth and hands-on support to move your project forward.

Our Services

Assembly & Finishing

Manual, semi-automated, and fully automated assembly options are available depending on your product needs. We also offer in-mold labeling, pad printing, and other finishing services to deliver shelf-ready parts.

In-House Automation

Our engineers design and build automation systems to improve consistency and efficiency across the production line. From robotic part removal to assembly integration, our automation helps scale production while maintaining quality.

Design for Manufacturing (DFM)

Smart design starts with understanding. We support design for manufacturing (DFM) with part design, material selection for injection molding, mold design, and manufacturability assessments, ensuring that your product is ready for real-world production.

Logistics & Fulfillment

With over 158,000 square feet of climate-controlled space, Sussex IM offers in-house warehousing, packaging, inventory management, and delivery logistics. We support just-in-time programs and high-volume SKU management.

Material Selection

Our integrated services are designed to reduce complexity, improve manufacturability, and support your timeline.

Prototyping

Accelerate development with plastic prototype manufacturing services. We work with customers to test and refine early-stage designs using prototype plastic injection molding for faster iteration and risk reduction.

Quality & Metrology

Our quality systems include robust document control, trained personnel, and high-precision metrology tools like our Hexagon 7-10-7 high-speed scanning CMM. Every part is measured against strict internal and customer-defined standards.

Reshoring

Sussex IM helps OEMs reshore plastic part production with fully integrated injection molding services that deliver superior quality, faster turnaround, and greater supply chain control.

Transfer Tooling

We specialize in seamless plastic injection mold transfer tooling programs. If you’re seeking a more reliable injection molding company, reshoring production, or consolidating vendors, we’ll help ensure a smooth transition without production delays.