The brush rings are made from a metal section which clamps the filling material. The metal section is formed to a ring. Then the ends are joined and welded together and thus creating a brush ring with a steel profile. The brush rings steel profile are used to make a roller brush or sweeping roller. This is done by putting multiple brush rings on to a machine core. As a result you can decide the execution of the roller brush.
You can make for example a roller brush from only brush rings with synthetic fibers. Advantage of this is that you can sweep easily light dirt, sand and leaves.