General av nplaum cib hais txog cov feem ntau refractory cib nrog Al2O3 <40 feem="" pua.="" qhov="" kev="" pabcuam="" kub="" yog="" qis="" dua="" 1200="" degree,="" uas="" yog="" siv="" dav="" thiab="" yuav="" luag="" txhua="" qhov="" kev="" lag="" luam="" kilns.="" nrog="" rau="" qhov="" nce="" ntawm="" blast="" furnace="" kub="" blast="" furnace="" kub="" stroke,="" siab="" dua="" yuav="" tsum="" tau="" muab="" tso="" rau="" pem="" hauv="" ntej="" rau="" av="" nplaum="" cib="" kub="" kub="" kuj,="" yaig="" kuj="" thiab="" creep="" kuj.="" yog="" li="" ntawd,="" qis="" creep="" av="" nplaum="" ua="" tau="" raws="" li="" qhov="" yuav="" tsum="" tau="" ua="" thiab="" hloov="" cov="" av="" nplaum="" dav="" dav.="" qhov="" sib="" ntxiv="" ntawm="" mullite="" softens="" lub="" creep="" tus="" nqi="" ntawm="" nruab="" nrab="" hnyav="" masonry="" pob="" zeb="" nyob="" rau="" hauv="" high="" kub,="" thiab="" txo="" tus="" nqi="" creep="" ntawm="" lub="" cib="" nyob="" rau="" hauv="" high="">
