... 4.Material: rare earth metal 5.high self l Luminous Powder/pigmentIntroduction The rare earth-activated alkali earth aluminate-Strontium(Sr ... medium, such as paint, screen printing, plastic, glass, coating, powder coating, ink, enamel, ceramic and fiber.Indication position:Can be applied in ... ±555-75HM-250A350±20140±566±535-55 yellow-green Luminous Powder