Your toner can be refilled once or twice with original drum and then you may change the drum with us and that can be refilled again 2 to 3 times.
Drum units are made of unique photosensitive material that interacts with the laser inside the printer. Over time, this drum unit is exposed to internal conditions such as the light from the laser, which can degrade its overall quality.
If the Drum is not refilled at the right time then problems starts arising such as lines, dots, spread of powders in the A4’s could be the symptoms of Drum replacement or powder inadequacy.
We are here to give you proper guidelines when to replace toner powders after a general service or any kind of replacements.