They are called in many ways Developer / Carrier / Starter they are one of the most important parts in a photoceramic printer because they are the tool to create the right color density.

The STARTER is the equivalent of an excellent brush for an artist.

The starters or carriers are the carriers of the Toner, a badly sized starter can cause the “dusting” a constant loss of toner that goes to contaminate the other colors and dirty the whole inside of the printer, laser included, causing more problems, vice versa one  more “compressed” ceramic starter can cause prints with inadequate and poor color density and low quality photoceramics.