Magnetic Filter, Component Part: Strong permanent magnetic filter bar fixed onto a framework. When anything containing iron/steel substances passes through the framework, the iron/steel substances will attach themselves onto the wall of the tubes. As a result, your equipment and facilities will be safe and sound, and your productions will be safe for consumption.Specification: D18mmXD35mm are available but our normal size is D25mm; the magnetic flux can reach 12000GS.