22 Jul 2016
If you spend any time working or playing outside, you may have seen, used, or wished you had a product from RMI Outdoors. The Little Falls-based company manufactures and sells plastic outdoor products made with a process called rotomolding.
Rotomolding is a rotational molding process that uses large equipment to shape plastics into hollow pieces of nearly any size, shape or color. A heated, hollow mold is filled with material and slowly rotated on axis. As the material melts, it gravitates toward the tool by way of centrifugal force, rather than pressure, to fill the mold. Once cooled, the part is trimmed and ready to be sold.
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