RC Molding Incorporated offers custom injection molding for an array of industries including electrical, semi conductor, plumbing, orthodontics, and music accessories. A family owned business founded in Long Island NY in 1950, we now occupy a 20,000 square foot facility in Greer, SC. Our tooling is built locally which provides our customers a more hands on approach to customizing existing product lines or building new tools to accommodate their industries needs. Our founder G. Palmer Humphrey was elected to the Plastics Hall of Fame in June of 1994. Our President, William A. Humphrey served as the International President of the Society of Plastics Engineers from 1999-2000. In 2001 and 2003, brothers James and Bill Humphrey entered the family business to carry on the legacy of the Humphrey name in plastics. Our staff are committed to delivering custom injection molded plastic parts that meet or exceed your standards of quality in a timely manner and at a fair price. Please contact us regarding your production needs. Our typical turn around on a quote request is one week. Production parts from placement of purchase order to fulfillment is two weeks depending on volume.
At RC Molding Inc., we’ve worked hard to provide custom injection molding services to complete your vision for your product. We want to get your production to you on time, as designed, and go above and beyond your expectations.
We are a company that takes your idea, and makes it a reality. We will help you find the most cost effective way to bring your product to market in a timely manner. We use local tooling companies to get the best quote for your molds built in the USA.
Our customers come first, so feel free to visit during normal business hours.
19 Freedom Court, Greer, South Carolina 29650, United States
Open today | 08:00 am – 05:00 pm |
Please reach us at if you cannot find an answer to your question.
Our machines range in tonnage from 55 to 310 tons with shot volume of 2 oz to 32 oz.
2 shifts per day, 5 days a week.
Everything but rigid PVC.
Any and all CAD data can be translated by our engineering department.
We subcontract the mold builds locally.
Tool sizing and cavitation will depend on part size and order quantity (Or EAU).
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