2018 Hot Sale Tungsten Crucible used in Vacuum Evaporation
According to different processing methods, tungsten crucibles for vacuum coating can be mainly divided into sintered molding.
Model:W1 w2
According to different processing methods, tungsten crucibles for vacuum coating can be mainly divided into sintered molding.
Model:W1 w2
According to different processing methods, tungsten crucibles for vacuum coating can be mainly divided into sintered molding.
Model:W1 w2