A toner cartridge is used in the laser printer process. The toner cartridge has a rigid plastic housing that is replaceable, recyclable, and reusable. It contains following parts that are replaced in order to recycle the cartridge. First, you insert the paper into the laser printer and send the printing command from the computers, at that moment the OPC drum surface is charged positively while the drum rotates, Second, a laser beam sends a light onto the OPC drum surface during the rotation, and then the area exposed to the laser beam forms an electrostatic image to be printed.

A toner cartridge is used in the laser printer process. The toner cartridge has a rigid plastic housing that is replaceable, recyclable, and reusable. It contains following parts that are replaced in order to recycle the cartridge. First, you insert the paper into the laser printer and send the printing command from the computers, at that moment the OPC drum surface is charged positively while the drum rotates, Second, a laser beam sends a light onto the OPC drum surface during the rotation, and then the area exposed to the laser beam forms an electrostatic image to be printed.