Uhlobo olutsha lweziko lokujikeleziswa kwesamente eyomileyo lusetyenziswa ikakhulu ekukhetheni izinto eziphikisayo, ikakhulu isilicon kunye ne-aluminium refractory, i-high-temperature tie-alkaline refractory materials, izinto ezichasayo ezingaqhelekanga, iinxalenye ezenziwe ngaphambili, i-insulation refractory...
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