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Specialty Plastics Inc. is a custom plastic
injection molder located in St. Peters, MO, just west of St. Louis, MO.
Our core competency is tight tolerance plastic
parts. For 30 years, we have supplied high
quality injection molded products and services
to a wide array of business: automotive,
healthcare, home appliances, sporting goods,
medical instruments, electrical and many more.
Injection molding is our specialty.
At Specialty Plastics, we consider business
a partnership with our customers. We cannot
continue to grow unless our customers do so.
Let us show you the benefits you’ll gain with a
partnership with us. Specialty Plastics –
for all your plastic molding needs!
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As a custom injection molder, we have the technology and machinery to provide a wide range of services to our customers. With 21 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 55 oz. shot (400 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.
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In addition to injection molding, we also offer blow
molding services. Whether you need a bellows
design, plastic bottle design or other blow
molded design, we have the capability
to blow mold your plastic part application.
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Not only do we make high quality, tight tolerance
injection moldings, Specialty Plastics offers
several value added services, not offered by
other injection molders. We offer: hot stamping,
pad printing, sonic welding, milling, drilling,
assembly work, special packaging, etc. If you’re
not sure we do it, just ask. We are your full
service plastic injection molder.
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