Great Lakes Rubber Company

Great Lakes Rubber Company is an ISO / TS 16949 manufacturer of precision, custom molded rubber products and prototypes since 1979. We specialize in producing close tolerance dynamic seals and bonding rubber to other materials. Great Lakes Rubber is a wholly owned subsidiary of MAC Valves, Inc. since 1989

We have a variety of specialty compounds developed for use in long life dynamic applications. These compounds are designed for:

- low or constant coefficient of friction
- environmental resistance
- wide temperature range performance

Great Lakes Rubber is vertically integrated to provide full range of customer services including custom rubber development and mixing, rubber testing, molding, post molding secondary's, just-in-time delivery and strategic sourcing.

A lean organizational structure is created through use of the “group system”, an innovative human resource philosophy. By empowering employees the “group system” provides a cost effective, customer focused company. We are fully committed to “Taking Care of Our Customers.”

We invite you to consider us in helping solve your difficult rubber application problems.