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Plastic Injection Molding


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About SMI

SMI is one of the premiere plastic injection molders in the Western United States. SMI has been doing business in Clearfield, Utah since 1981 when it started out with 4 machines and a few dedicated employees.

Today, SMI has become an ISO 9001:2015 company and has expanded to a 60,000 square foot facility with nearly 50 machines ranging from 20 to 450 tons. Since its inception, SMI has been specializing in hard to mold products and working with virtually every type of plastic. SMI also has an aptitude for working with elastomers, thick walled plastic parts (gas assist), insert molding, engineered plastics, and automation.

SMI is centrally located in the Western US which is perfect for companies looking for a molder that can ship easily and inexpensively to any of the Western States. With years of experience in the field, SMI’s employees have run the gamut with various plastic products including, medical, sporting goods, home fashions, consumer grade products, commercial grade products, and many more.



SMI is a modern 62,000 sq. ft. facility filled with cutting edge plastic injection molding equipment and a highly trained staff. There are no jobs too big!