636.397.3309 Search Main menu Skip to primary content Home About Services 3D Printing / Prototyping FAQ Quote News Contact Us Injection Molding As a custom injection molder, we have the technology and machinery to provide a wide range of services to our customers. With 22 state of the art injection molding machines and over 35,000 sq. ft. of manufacturing space, we can mold parts ranging from 3 oz. shots (35 ton press) to a 68 oz. shot (500 ton press). Besides standard plastic injection molding, we also perform thermoset molding, insert molding and over molding. All of our machines have robotics for easy part removal and labor savings. Whereas other custom plastic injection molding companies use only a few select materials they feel comfortable with, at Specialty Plastics, we offer dozens of high quality, virgin materials from which to choose from. We have extensive experience in processing the newest engineered resins. We take pride in assisting our customers on material decisions. Specialty Plastics…for all your plastic injection molding needs. Specialty Plastics, Inc. 145 Brown Road St. Peters, MO 63376 636.397.3309 ©2016 Specialty Plastics, Inc.