Magnetic roller (MR)
1. MR structure: The MR is composed of a magnetic core, an aluminum sleeve and a coating.
2. Working principle: According adsorption of toner by electric field and magnetic field.
3.Note:The MR should be placed away from other metal parts to avoid the impact of hard objects;The coated surface of the MR cannot be directly touched by hand, so as not to affect the printing quality;