... Zinc Oxide (direct process and indirect process) for rubber, paint, feed and other fields. 2.ISO/SGS ... attestationRUBBER GRADE ZINC OXIDEZinc Oxide(zno) used for rubber, ceramics, medicine, paint, printing & dyeing, magnetic, electronics, fodder, ... ethyl alcohol, sublimating when heating to 1800oC. Uses:rubber, ceramics, medicine, paint, printing & dyeing, magnetic, electronics, fodder, picture ...