Wisconsin Based Plastic Injection Molding Company

The Plastic Manufacturers Wisconsin Trusts

Get Injection Molded OEM Parts for Your Business

Located in Hartland WI, Retlaw Industries has been a leading supplier of precision plastic components for industries throughout Wisconsin for decades. When it comes to quality design and production of tight tolerances in mold making and injection-molded parts, Retlaw’s expertise is unsurpassed.

An Unmatched Plastic Manufacturing Process

We collaborate with customers individually and take the time to make the best plastic components for you. Services we offer include:

Design/Engineering:Our professional engineering and design team are proficient in creating all types of thermoplastic parts. With the latest design software, we can rapidly produce 3D prototypes, so you can see and test your product before starting production.
Tooling/Machining:The experienced machinists at Retlaw apply every tool at their disposal to make the highest quality plastics available. In the production of our injection molded and press-molded plastics, we use CNC turning centers, Wire and Sinker EDM, and various other milling machines.
Injection Molding:Done in the same facility as designing and tooling, our injection molding process guarantees each product meets the specs of our individual customers’ product every time. Our machines from 45 to 720 tons at Retlaw Industries can make custom plastic molds in a wide range of configurations and depths.
Assembly:OEM components with multiple pieces are made easy with Retlaw. We can assemble your part in-house. Placed right next to the molding center, our assembly facility helps you avoid unnecessary shipping costs.
Quality Control:Quality control is a top priority at Retlaw Industries. Each product is tested at the end of its production cycle. Retlaw Industries has earned ISO 9001 certification, proving that we go above and beyond in making every product right.
Plastic Injection Molding Company in Wisconsin

Wisconsin-Made Thermoplastic Idler Pulleys for Sale

By manufacturing our line of quality injection-molded plastic idler pulleys, we’ve extended our expertise in plastic OEM part production with ready-made products. We produce thermoplastic pulley wheels for flat belts, cable and V-belt-driven pulley systems for a variety of Wisconsin manufacturing industries.  

Our Wisconsin-made plastic pulleys have been used for a variety of applications across many markets. The adaptability of Retlaw’s pulleys is due to their range of sizes and styles. Retlaw also produces mounting adapters, giving the idlers the flexibility to be used in nearly any configuration.

Features of Retlaw’s Injection Molded Idler Pulleys

  • Resists Corrosion
  • No Rivet Fatigue
  • Protects Belts
  • Runs Cooler than Metal Pulleys

Order Wisconsin-Made Plastic Idler Pulleys

Roller Chain Sprockets and Rebar Chairs

In addition to our idler pulley manufacturing, Retlaw Industries produces quality plastic sprockets for roller-chain systems, and rebar chairs for concrete pouring. Just like with our injection-molded idler pulleys, our precision plastics are made with the same quality and dedication we’ve ensured for decades. From initial design to final outcome, your molded plastic part is sure to meet all your exact specifications.

The injection molding experts at Retlaw manufacture rebar chairs in a variety of configurations, including:

All of Retlaw’s professionally molded products are manufactured right here at our Wisconsin facility, ensuring your plastic sprockets or rebar chairs are made with precision and quality. We’ve dedicated ourselves to producing the finest in OEM plastic parts, and we can ensure our efficient CNC machinery and our variety of tooling techniques will always meet our clients’ expectations.

Plastic Injection Molding Services in WI

Serving Wisconsin Industries

Retlaw Industries designs custom plastic parts for industries just like yours. Through our unique plastic injection molding process high-quality assembly equipment, we can custom-make the parts your company needs for your particular application. We produce custom plastic parts for all types of industries, including:

Quality is built into the Retlaw Production Process

From start to finish, your product is tracked through our Enterprise Resource Planning software to ensure our work is done thoroughly and efficiently with full accountability at every step. Whether you need thermoplastic idler pulleys with shoulder adapters or a custom injection-molded piece for a subsystem of a consumer product you wish to sell, Retlaw will produce the exact component you need. As an American Society for Quality Control (ASQ) member, you are guaranteed a quality product every time you work with Retlaw.

Contact the Wisconsin plastic injection molding experts at Retlaw to start a custom part design or to place an order for composite pulleys.
Retlaw sells in all 50 states. Let's get together and build a solution.
For over 40 years, Retlaw has produced quality injection molding tools which has led us into thermoplastic injection molding for a wide variety of industries. With over 19 injection molding machines, decades of collective experience, and over 50,000 square feet under roof and room to expand, we are always ready for your new projects.
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