... nitride evaporation boat for evaporateing aluminum ,zinc,lead in vacuum . vacuum metalizing equipment Evaporation boat made by Taisheng is a new type ... and boron nitride(BN) , can be widely used in vacuum metalizing equipment .(1)Size of the evaporation boat (in mm): 110 ... as a heater to evaporate aluminum , copper ,silver etc in vacuum condition for producing of metalized film, paper , plastic ,glass ...