Yonghui pigment Technology Development Co., Ltd   

Luminous powder application scope Yonghui enterprise long-term color luminous powder of alkaline earth aluminate long afterglow luminescent material is, in fluorescent lights under the irradiation of light absorption for 5-20 minutes, the absorbed energy is stored in the crystal lattice, in the dark and energy into light and the light, can be effective in continuous light up to 8-14 hours, stable chemical property, light absorption, light storage, light process can be carried out repeatedly, long service life, no poison, no radioactive. Wing Fai Metal powder is widely used in paint, ink, plastic, rubber, silica gel, paper, film, supplies, craft gifts, Christmas gifts, traffic signs, fire protection device