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Chifukwa chiyani magalasi amakhala ndi thovu
Nthawi zambiri, magalasi amawotchedwa pa kutentha kwakukulu kwa 1400 ~ 1300 ℃.Galasiyo ikakhala yamadzimadzi, mpweya umene uli mmenemo umayandama kuchoka pamwamba pake, kotero kuti pamakhala thovu lochepa kapena palibe.Komabe, zojambulajambula zambiri zamagalasi oponyedwa zimawomberedwa pakutentha kotsika ...Werengani zambiri -
Kusanthula kwa zinthu zamagalasi
Zigawo zazikulu za magalasi achikuda ndi oyeretsedwa quartz mchenga ndi potaziyamu feldspar, albite, lead oxide (chinthu chachikulu cha galasi), saltpeter (potaziyamu nitrate: KNO3; kuzirala), zitsulo zamchere, zitsulo zamchere zamchere (magnesium chloride: MgCl, chithandizo chosungunuka). , kuonjezera kulimba), aluminiyamu okosidi ...Werengani zambiri
