Alumina for phosphor

Alumina for phosphor, the content is 99.99%, high content, fine particle size, nano-level, high purity , super Fine, uniform particle size distribution, colorless and odorless white powder.

(1) Three primary color phosphors used in insulated lamps, HPA content accounts for 60%-70%, small particle size, 5μm, green and blue, 4N

(2) Long afterglow phosphor (luminescent powder), used for highway signs, HPA content accounts for 60%-70%, large particle size, 30μm or more, green, yellow, blue 4N

(3) LED phosphors, used in car headlights, HPA consumption accounts for 20%, small particle size 4.5-7μm, white light, accounting for more than 99.995%