Ana ƙara filler ɗin watsa zafi kamar yadda sunansa ya nuna a cikin matrix ɗin da ake amfani da shi don ƙara yawan watsa zafi na filler ɗin kayan, filler ɗin watsa zafi da ake amfani da shi a cikin alumina, magnesium oxide, zinc oxide, aluminum nitride, boron nitride, silicon carbide, da sauransu. Daga cikinsu, musamman micron alumina, foda silicon a matsayin babban jiki. Tsarin alumina yana da babban tasiri akan watsa zafi na alumina. Foda ultrafine na siffa mai siffar micron foda ne, tare da babban watsa zafi, babban rufi, babban tauri, babban juriya na zafin jiki, juriyar abrasion, juriyar tsatsa, da sauran halaye; Tsabta mai girma, kyakkyawan siffa, kyakkyawan kwanciyar hankali, kunkuntar rarraba girman barbashi, tare da ƙaramin adadin cikawa don samun mafi girman watsa zafi. Gabatarwa ga alumina mai watsa zafi: alumina mai watsa zafi shine farin lu'ulu'u da aka samar a ƙarƙashin babban zafin jiki. Akwai foda mai lu'ulu'u da yawa na alumina, amma alumina da ake amfani da ita don watsa zafi ta haɗa da alumina mai siffar zobe (jerin zf-kq), alumina mai siffar zobe (jerin zf-kk), alumina mai haɗaka (zf-kqm, jerin KCM), da sauransu. Alumina mai ɗaukar zafi dole ne ta kasance da halaye na rarraba girman barbashi mai kunkuntar, kwanciyar hankali mai kyau na girman barbashi, ƙimar K mai ƙarfin zafi da yawan ɓangarorin cikawa bayan an gyara haɗin gwiwa. Gabaɗaya, matsakaicin girman barbashi na alumina mai gudanar da zafi za a iya sarrafa shi a kusan 5um, kuma watsa zafi zai iya kaiwa tsakanin 3-10w /mk bisa ga adadin cikawa daban-daban.
Lokacin Saƙo: Oktoba-11-2019