Colorant powder for lead.

Implementation: Heat the lead at 150 ° (ideally with an iron to strip), then sprinkle the powder on or soak in a fluidized bath. NB soak in the pot directly does not make a good finish, too coarse ...

The surface must be brilliant. If it stays dull, it is because the lead is not hot enough. Just heat again with the iron to come and ...

Once the colored leads, they must be placed 30 minutes in a hot oven at 160 ° C so that the paints plasticizing polymerizes. If you do not do this step, the film of paints Be brittle in case of shock and risks flaking. then aque once polymerized, the paints is very strong and resists AUC shocks

Delicate dyes have a particularity!: They are plasticizing ...

That is to say that after having colored them by heating the lead