The sintered lu'u-lu'u saw ruwa ne Multi-Layer lu'u-lu'u lu'u-lu'u da aka saita a kan saw ruwa bayan lu'u-lu'u da mai ɗaure an hade, manne da kuma sintered.Saboda babban taurin da brittleness na yumbu tiles, a lokacin da yankan, da incision ne yiwuwa ga. samar da fashe da yawa tare da jagorar yanke, wanda ya sa gefuna na incision ba daidai ba kuma yana shafar bayyanar.Sabili da haka, ana amfani da wukake mai ci gaba da hakora don yankan yumbura.Duk da haka, lokacin yankewa, gefen tsint ɗin za a shimfiɗa shi kuma ya lalace ta hanyar juriya, ta yadda damuwa mai ƙarfi a cikin tsinkar za ta haifar da rawar gani kuma ya shafi tasirin yankewa.
Yanke kayan: Ya dace da fale-falen yumbu tare da ƙimar sha na ruwa na 5-20%.