Silicon nitride na silicon carbide bụ ngwakọta nke njikọ covalent siri ike, nwere ihe anụ ahụ na kemịkalụ yiri nke ahụ, silicon nitride jikọtara ya na ngwaahịa silicon carbide nwere oke okpomọkụ na-eguzogide, nguzogide corrosion, iyi nguzogide, nguzogide mbuze, nguzogide oxidation na usoro ihe mara mma. Silicon nitride na silicon carbide dị ka ihe refractory dị elu dị na mbara igwe dị iche iche, okpomọkụ a na-ejikarị eme ihe nwere ike iru 1500 ℃ ma ọ bụ karịa, nke a na-ejikarị eme ihe na ceramics, metallurgy na-abụghị ferrous, ígwè na ígwè metallurgy, ntụ ntụ ntụ, ụlọ ọrụ kemịkalụ na ụlọ ọrụ ndị ọzọ.
Silicon nitride jikọtara ya na silicon carbide ihe na ndị na-abụghị ferrous ọla adịghị infiltrate, na nwere ezigbo mkpuchi ihe Njirimara, ya mere a na-eji ọtụtụ ebe na mmepụta usoro nke na-abụghị ferrous ọla dị ka aluminom, ọla kọpa na zinc, karịsịa ezigbo ihe maka mmepụta nke electrolytic cell n'akụkụ mgbidi lining brik.
Ihe | Ndekọ ọkụ brik | Nkọwa nke Kiln | Index nke ngwaahịa akpụrụ akpụ |
Porosity pụtara(%) | <16 | <16 | <14 |
Nnukwu njupụta(g/cm3) | 2 2.65 | 2 2.65 | 2 2.68 |
Ike mkpakọ na ụlọ okpomọkụ(MPa) | 2160 | 2170 | 2180 |
Ike na-ehulata na ọnụ ụlọ okpomọkụ(1400X:) MPa | 240 | 245 | 245 |
Ike na-ehulata okpomọkụ dị elu(1400r) MPa | 250 | 250 | 250 |
Ọnụọgụ nke mgbasawanye thermal(110CTC)xioVC | <4.18 | <4.18 | <4.18 |
Thermal conductivity(1100C) | 216 | 216 | 216 |
Refractories(°C ) | 1800 | 1800 | 1800 |
0.2MPa Ọnọdụ okpomọkụ dị nro n'okpuru ibu(X:) | 1600 | 1600 | > 1700 |
Okpomọkụ kachasị arụ ọrụ(°C) | 1550 | 1550 | 1550 |