Superfine alumina bụ ihe dị mkpa akụrụngwa maka seramiki na-arụ ọrụ. Superfine alumina ntụ ntụ xz-L20, nha nha 100 nm, agba ọcha, 99% nke ọdịnaya siri ike. Enwere ike ịgbakwunye ya na resins mmiri dị iche iche, n'ime resins mmanụ, ihe mgbaze na rubbers na ọkwa mgbakwunye nke 3% -5%, nke nwere ike imeziwanye ike nke ihe ahụ ruo 6-8H ma ọ bụ ọbụna karịa.
Ọka Q-A1203, nke nwere ala kemịkalụ dị ala yana nguzogide dị elu, abụghị alumina na-arụ ọrụ akọrọ, ọ nweghịkwa ọrụ catalytic. Ọ nwere ike okpomọkụ na-eguzogide, ezi formability, ike crystalline frasi, elu ike ike na ezi akụkụ kwụsie ike, na ike-eji ọtụtụ ebe na mkwado na toughening nke dị iche iche rọba, roba, ceramics, refractory ihe na ndị ọzọ na ngwaahịa, karịsịa iji melite denseness, imecha, na-ekpo ọkụ na oyi ike ọgwụgwụ, mgbaji siri ike, creep iguzogide nke ceramics na eyi iguzogide ihe polymer.