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See Chinese contents: YB/T 115-2004 YB/T 115-2004: Silica fume for unshaped refractory
This Standard specifies the designations, technical requirements, test methods, packaging, marking, storage, transport, and quality certificates of silica fume for unshaped refractory. This Standard applies to that when smelting ferrous alloys or industrial silicon, silicabearing fume are gathered by fume hoods; after oxidized and agglomerated, silica fume is collected through dry dust collectors.
