Premold Corp. is a custom molder specializing in the Reaction InjectionMolding (RIM) process. We specialize in serving OEM’s of specialty equipment who need low volumes or short runs of injection molded plastic parts. Our solid and foamed polyurethane materials are well suited for use on medical, laboratory or other specialty instrumentation. Our parts provide beautiful appearances, thin wall UL flammability ratings and excellent mechanical properties.
Premold Corp performs custom molding, insert molding, encapsulation molding, inserting, finishing, painting, texturing, EMI coating, silk screening, graphics and assembly, all in-house. We are a single source for your plastic part needs. Our 68,000 sq. ft. facility provides plenty of space for us to take on your project.


Reaction Injection Molding (RIM) Press

RIM press uses ambient pressure to allow air bubbles to escape.














Finishing of RIM  production parts

Hand sanding of parts to prepare for custom painting and a graphics application.










Attention to details - Reaction Injection Molded parts

Close inspection of parts before a custom paint application.












Painting Reaction Injection Molded Parts

Custom painting is done in the spray booths.














Staging area for painted parts

This is the staging are for parts that have a custom paint application. Some of the parts also have graphics applied.














Preparing Reaction Injection Molded (RIM) parts for shipment

Carefully wrapping custom RIM production parts or prototypes for shipping.