Fibre seramiiki refractory bụ ụdị ihe porous na-adịghị agafe agafe nwere nhazi obere oghere dị mgbagwoju anya. Nchịkọta nke eriri na-enweghị usoro na enweghị usoro, na nhazi geometric a na-adịghị agafe agafe na-eduga n'ụdị dị iche iche nke anụ ahụ ha.
Njupụta eriri
Fibre seramiiki refractory emepụtara site na usoro agbaze iko, njupụta nke eriri ahụ nwere ike were ya na njupụta n'ezie. Mgbe nkewa okpomọkụ bụ 1260 ℃, njupụta nke refractory emep uta eri bụ 2.5-2.6g / cm3, na mgbe nkewa okpomọkụ bụ 1400 ℃, njupụta nke refractory seramiiki eri bụ 2.8g / cm3. The polycrystalline fibers mere nke aluminom oxide nwere ezi njupụta dị iche iche n'ihi ọnụnọ nke micro pores n'etiti microcrystalline particles n'ime eriri.
Dayameta eriri
The eriri dayameta nkeeriri seramiiki refractoryusoro ịgbaze agbaze agbaze dị elu sitere na 2.5 ruo 3.5 μm. Dayameta eriri nke eriri seramiiki refractory nke usoro ntụgharị ọsọ ọsọ na-ekpo ọkụ na-emepụta bụ 3-5 μm. Dayameta nke eriri refractory anaghị adị n'ime oke a, na ọtụtụ eriri dị n'etiti 1-8 μm. Dayameta nke eriri seramiiki refractory na-emetụta ike na ikuku ọkụ nke ngwaahịa eriri refractory. Mgbe dayameta eriri ahụ buru ibu, ngwaahịa eriri refractory na-enwe mmetụta siri ike mgbe imetụ aka, mana mmụba nke ike na-abawanye conductivity thermal. Na ngwaahịa eriri refractory, thermal conductivity na ike nke eriri bụ isi n'ụzọ dabara adaba. Nkezi dayameta nke alumina polycrystalline bụ n'ozuzu 3 μm. Dayameta nke ọtụtụ eriri seramiiki refractory dị n'etiti 1-8 μ.
Oge nzipu: Mee-04-2023
