Doctor Blade

Functioning
Mag Roller - takes over the toner from hopper, and gives it the right charge of static electricity, thanks to this adheres to inversely charged by the laser points on the OPC Drum. The Doctor Blade (very often finished with Chargelink) is placed between hopper and Mag Roller. It regulates the amount of toner available on the Magnetic Roller, and helps triboelectrically charge the toner so that it properly develops the image on the OPC Drum. Designed for laser printers.