
Plastic Injection Molding in Iowa
Retlaw Industries is a trusted Iowa plastic injection molding company for high-quality plastic parts. With advanced manufacturing capabilities and a skilled team, we deliver precision-molded components tailored to meet the unique needs of clients. From small custom plastic parts to large-scale production runs, our expertise ensures consistency, durability and superior quality in every product.
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:






Thermoplastic Idler Pulleys
Retlaw Industries proudly supplies top-quality thermostatic idler pulleys to businesses and manufacturers across Iowa. Built for durability and smooth operation, our idler pulleys help reduce belt wear and extend the lifespan of agricultural and industrial equipment. Our experienced team utilizes advanced materials and state-of-the-art technology to produce thermostatic idler pulleys that meet the demands of tough applications. When you choose Retlaw Industries, you’re investing in performance, longevity, and the quality craftsmanship that keeps Iowa industries running strong.
Pulley Adapters For Every Iowa Application
Retlaw Industries supplies a complete range of pulley adapters to support Iowa’s diverse industrial and agricultural needs. Designed for seamless integration and peak performance, our pulley adapters enhance the functionality of farm equipment, manufacturing systems, and custom machinery. Whether you need adapters for heavy-duty agricultural applications, industrial automation, or specialized equipment, our skilled engineers work closely with you to deliver precise, high-quality custom solutions.
Adapter Types:
- Standard Bore Adapters–An unspecialized adapter with no standoff from the edge of the bore.
- Drive Adapters–A keyway connects the shaft to the adapter, which transmits rotational kinetic energy to the pulley.
- Shoulder Adapters–Essentially bore adapters with a standoff extending from one side of the center bore.
- Clevis Adapters–Resembles a shoulder adapter, instead with stand-offs extending from both sides of the center bore.
Built for durability and efficiency, our pulley adapters help keep Iowa’s industries running smoothly–trust Retlaw Industries for reliable components that maximize the performance and longevity of your equipment.

Roller-Chain Sprockets & Rebar Chairs
Retlaw Industries is Iowa’s trusted source for roller-chain sprockets and rebar chairs. We supply high-quality components for the state’s agricultural, manufacturing and construction industries. Our precision-engineered roller-chain sprockets ensure smooth and efficient power transmission, making them a reliable choice for farming equipment, processing plants, and other industrial applications. We offer a range of sizes and configurations to meet your operation's unique demands.
Our durable rebar chairs provide essential support for proper reinforcement alignment in concrete structures. Designed for strength, stability and ease of installation, they are an excellent choice for Iowa’s construction projects, from commercial buildings to infrastructure development. Retlaw Industries is dedicated to providing long-lasting, dependable solutions to put a smile on our customers.
Serving All Types of Industries in Iowa
We proudly serve a wide range of industries across Iowa. With our cross-sector capabilities, we ensure to meet your unique manufacturing needs.
Common industries we serve include, but are not limited to:
- Fitness & Health
- Lawn & Garden Care
- Warehousing
- Construction
- Transportation
- Electronics
- Automation
- Food Production
- Appliances
- Agriculture
Retlaw’s Specialized Production Process
At Retlaw Industries, we employ a precision-focused production process that sets us apart in Iowa’s plastic injection industry. Our meticulous approach includes quality control checks through every stage, virtual testing of each CAD/CAM plan and machining molds down to the tightest tolerances. Our thermoplastic injection specialists conduct visual inspections to verify our castings are exemplary, and our quality control specialists use micrometers to inspect and check product tolerances.
We at Retlaw live and breathe precision. When you choose Retlaw Industries for your manufacturing needs in Iowa, you partner with a company dedicated to precision, efficiency, and continuous improvement.
Contact us today to discuss your project and discover how Retlaw Industries can provide you with top-quality plastic injection molding in Iowa.
Retlaw Industries offers services for cities nationwide, including, but not limited to:
- Des Moines
- Cedar Rapids
- Davenport
- Sioux City
- Ankeny