Overmolding Can Help with Grip - Xcentric Mold & Engineering

Overmolding Can Help with Grip

April 13, 2018

One of the more common reasons to utilize the overmolding process is to create a soft grip. Pulling from the example used below, the green part is used functionally as a twist-able nozzle that will help direct the flow of a liquid. However, in this case, the plastic chosen to facilitate the flow and to keep its chemical resistance for lasting part integrity happens to be very rigid and hard to the touch; not ideal for tightening and loosening with human hands.

plastic injection molding

The solution is to design for an overmolded rubber-like grip to aid the user in the twisting of this product. But, tactile functionality is not limited to human grip. Overmolding can also be cleverly used to add rubber-like grips to clips designed to grab inanimate objects.

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