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Sei girazi rine mabubbles
Kazhinji, zvigadzirwa zvegirazi zvinopiswa pakupisa kwakanyanya kwe1400 ~ 1300 ℃.Kana girazi riri mumamiriro emvura, mhepo iri mariri yakayangarara kubva pamusoro, saka kune mashoma kana kusavapo.Nekudaro, mazhinji eakakanda magirazi emifananidzo anodzingwa pamhepo yakadzika ...Verenga zvimwe -
Girazi zvinhu kuongorora
Zvikamu zvikuru zvegirazi rine ruvara zvakacheneswa quartz jecha uye potassium feldspar, albite, lead oxide (iyo yakakosha chikamu chegirazi), saltpeter (potassium nitrate: KNO3; kutonhora), alkali simbi, alkaline pasi simbi (magnesium chloride: MgCl, melting aid. , kuwedzera kusimba), aruminiyamu oxid ...Verenga zvimwe
