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Mullite lightweight insulation njerwa
Njerwa zopepuka za mullite zimakhala ndi porosity yayikulu, yomwe imatha kupulumutsa kutentha kwambiri ndipo imachepetsa mtengo wamafuta.
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High Temp Refractory Mortar
The refractory mortar ndi mtundu watsopano wa zinthu zomangira organic, zopangidwa ndi ufa womwe uli wamtundu womwewo monga njerwa yoyikidwa, inorganic binder ndi admixture.