Assembly

ST Plastics has the ability and experience to assemble your products regardless of complexity or materials. Colson has experience with pad printing, ultrasonic welding, and spin welding. Assembly can be as simple as attaching two plastic or rubber parts using screws or as complex as a
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Mold Design/manufacturing

ST uses the latest technology available for the manufacture of rubber and plastic molds. Mold Flow uses 3-D part geometry to analyze the part design to determine gate size and placement, the design of the runner, and to predict the location of knit lines for proper venting.
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Injection Molded Rubber

ST Plastics has the capability of molding all different rubber types, including difficult to process rubbers like carboxylated nitrile. Colson Plastics has been inserted and overmolding rubber for over fifteen years.  An advantage ST has over other rubber injection molders is the
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