Polymeric microscreen support wheel and assembly

摘要

A microscreen support wheel and assembly is provided comprising a polymeric support wheel having a crowned tread surface, an annular stress relief groove cut into each of its vertically flat, substantially parallel side faces and an axial bore designed to rotate around an axis included in a support wheel assembly constructed and arranged to hold a pair of microscreen support wheels in a laterally adjacent relationship on a rigid microscreen frame at an angle whereby optimum drum support is achieved.