The sublimation dye is activated with heat, and, of course, you are shooting out hot plastic, so the image will transfer to the plastic. [Teaching Tech] explains the best settings to make it all work.

Dye-sublimation printing uses an ink that vaporizes ... from which the ink is applied to the PCB in a T-shirt printing press. [Spencer] took the advice of creating boards with all-white silkscreen ...

The majority of printers use thermal or heat technology which will bake the sublimation dye right into the paper. Printers ...

Consumables for dye sublimation printers generally cost more ... thousands of heating elements that produce varying amounts of heat. The hotter the element, the more dye is released.