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mankhwala

  • Vermiculite Wowonjezera Wapamwamba - Vermiculite Flake

    Msuzi wa vermiculite

    Vermiculite ndi mchere wa silicate, womwe ndi gawo laling'ono la mica.Mankhwala ake akuluakulu: 22MgO · 5Al2O3 · Fe2O3 · 22SiO2 · 40H2O Theoretical molecular formula pambuyo pakuwotcha ndi kufalikira: ( OH) 2 (MgFe) 2 · (SiAlFe) 4O104H2O

    Ore ore vermiculite ndi mawonekedwe osanjikiza okhala ndi madzi pang'ono pakati pa zigawo.Pambuyo pakuwotcha pa 900-950 ℃, imatha kutaya madzi m'thupi, kuphulika ndikukulitsidwa mpaka 4-15 nthawi ya voliyumu yoyambirira, kupanga porous thupi zakuthupi.Ili ndi kutsekemera kwamafuta, kukana kutentha kwambiri, kutchinjiriza, antifreeze, kukana zivomezi, kukana kwa dzimbiri kwa asidi ndi alkali, kutchinjiriza kwamawu ndi zina.