1. Ihe owuwu ihe na njirimara ihe owuwu
1.1 Ọdịnaya Alumina na kristal Phase Evolution
( Alumina Lining Bricks)
Ihe mgbochi alumina dị oke, seramik refractory arụpụtara nke ọma bụ nke aluminom oxide mejupụtara (Al abụọ O isii), nwere ọdịnaya na-adịkarị iche site na 50% gafere 99%, ozugbo na-emetụta arụmọrụ ha na ngwa okpomọkụ dị elu.
The n'ibu ike, iguzogide corrosion, na refractoriness nke brik ndị a na-akwalite na elu alumina na-elekwasị anya n'ihi ọganihu nke microstructure na-adịgide adịgide nke α-alumina na-echekwa thermodynamic na-achịkwa. (diamond) ogbo.
N'oge mmepụta, ngwaahịa precursor dị ka calcined bauxite, alumina agbakwunyere, ma ọ bụ artificial alumina hydrate na-aga site na agbapụ ọkụ dị elu (1400 Celsius C– 1700 Celsius C), mgbanwe ọkwa mgbasa ozi site na ụdị alumina mgbanwe (c, d) ka α-Al Abụọ O ATO, nke na-egosiputa phenomenal siri ike (9 na oke Mohs) na ihe na-agbaze (2054 Celsius C).
Ọdịdị polycrystalline nke si na ya pụta nwere ọka corundum na-ejikọta ọnụ nke agbakwunyere na matriks siliceous ma ọ bụ aluminosilicate enyo., A na-ahazi ihe mejupụtara ya na ọnụọgụ ya nke ọma iji dozie nguzogide ujo na ike kemịkal.
Obere ihe ndị dị ka silica (SiO ₂), titania (TiO ₂), ma ọ bụ zirconia (ZrO ₂) enwere ike iwebata ka ọ gbanwee omume ịme ihe, mbuli densification, ma ọ bụ welie iguzogide ụfọdụ slags na fluxes.
1.2 Microstructure, Porosity, na Mechanical Integrity
Ịrụ ọrụ nke ihe mgbochi alumina na-adabere na microstructure ha, karịsịa nkesa nha ọka, morphology pore, na bonding agba àgwà.
Brick kacha mma na-egosipụta nke ọma, pores na-ekesa mgbe niile (porosity mechiri emechi họọrọ) na obere porosity mepere emepe (
Ụlọ ọrụ Alumina Technology Co., Ltd., Ltd gbadoro anya na nyocha na mmepe, mmepụta na ire nke aluminom oxide ntụ ntụ, aluminum oxide ngwaahịa, aluminum oxide crucible, wdg., na-eje ozi na ngwá electronic, ceramik, chemical na ụlọ ọrụ ndị ọzọ. Kemgbe e guzobere ya na 2005, ụlọ ọrụ ahụ etinyela aka n'inye ndị ahịa ngwaahịa na ọrụ kacha mma. Ọ bụrụ na ị na-achọ elu mma alumina al2o3, biko nweere onwe gị ịkpọtụrụ anyị.
Tags: Alumina Lining Bricks, alumina, alumina oxide
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