He waro anthracite kua whakapūkarahia kounga teitei o Ningxia

Whakaahuatanga Poto:

Ka whakakāhia te anthracite kounga teitei o Ningxia (he iti te pungarehu ahurei, he iti te whanariki, he iti te whākōkī, he nui te waro pumau, he nui te uara wera) i te 1200 ℃, he ātete kaha ki te waikura, he kaha miihini teitei, he nui te mahi matū, he tere whakaora waro ma teitei me ētahi atu āhuatanga. Ko te nuinga o te wā ka whakamahia hei whakanui ake i te waro i roto i te hanga maitai. Ko tana mahi he whakanui tere i te pāmahana, he pai te pānga me te tere mimiti waro pumau. Ka taea te whakamahi hei whakarerekē i te ihirangi waro me te ihirangi hāora o te maitai rewa, te whakarerekē i tōna pakari me te pakari, ā, nā reira ka whakapai ake i te kaha whakapūmau o te maitai rewa me te kounga o roto o te papa.