EL coated powder is a special production process, high temperature roasting, to achieve a special crystal core structure, to obtain a uniform particle size, stable characteristics of non-coated powder. Then it is put into the special process equipment, and the coating and crystal surface formation are carried out under the condition of medium pressure and medium temperature gas phase protection. The surface of the material body is regular and smooth, and the film layer is uniform and dense. Through special screening, collection. Qualified EL coating powder was obtained after a series of rigorous tests.
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