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ʯӢɰη     ͑ᆖ@}҂ʯӢɰSͷoĻشǣcFĶٿ԰ʯӢɰ֞飺߼ʯӢɰʯӢɰͨʯӢɰNʯӢɰSaʯӢɰҎRȫ򣬃r񃞻ݣgӭ24Сrԃӆُ               1߼ʯӢɰSiO2≥99.5—99.9  Fe2O3≤0.005߼ʯӢɰDz1—3Ȼˮʯ̓|Ȼʯ^xӹɡ߼ʯӢɰȷ1—0.5mm,0.5—0.1mm,0.1—0.01mm,0.01—0.005mm,ɰÑҪa(mm)  ߼ʯӢɰеĪصWԣʹںա졢ӡCеԼwٰlչITaIռepصĵλ؄eڷ朽YwΠ;׃Ҏɣʹе͸ߜءÛϵС߶Ƚ^͸gЧCЧԼ䪚صĹWԣS߿ƼaƷаl]ԽԽҪá     2ʯӢɰַQϴʯӢɰSiO2≥99—99.5  Fe2O3≤0.02—0.015ʯӢɰǾx|VʯMЏsӹɡȷ5—480ĿɰÑҪa^ɫYʯӢɰҪ;߼Ʒͻϣ۟ʯT죬ɰ݆ĥġVˮ^Vȡ(mm)      3ͨʯӢɰSiO2≥90—99  Fe2O3≤0.06—0.02,  ͨʯӢɰͻ1750棬^ΠwSƤҡȷ5—220ĿɰÑҪaͨʯӢɰҪ;ұī̼裬Ʒ´ɣT䓣ˮ^VݻAИI     ϢԴʯӢɰʯӢɰVϡˮ̎ʯӢɰVaS-ٷWվ
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