He pauka hina-ʻōmaʻomaʻo ka pauka keramika silicon carbide cubic. ʻO kona ʻano molekala kemika: SiC, kaumaha molekala 40.10, density 3.2g/cm3, kiko heheʻe 2973 ℃, coefficient hoʻonui wela 2.98 × 10-6K-1.
ʻO ka pauka seramika silikona carbide he maʻemaʻe kiʻekiʻe, ka hoʻolaha nui o nā ʻāpana haiki, nā pores liʻiliʻi, ka hana sintering kiʻekiʻe, ke ʻano kristal maʻamau, ka conductivity thermal maikaʻi loa, a he semiconductor hiki ke pale aku i ka oxidation i nā mahana kiʻekiʻe; He lōʻihi ka ratio diameter nui o nā whiskers β-SiC, ʻoi aku ka kiʻekiʻe o ka ʻili, ka ratio diameter kiʻekiʻe, a me ka haʻahaʻa o ka ʻāpana i loko o nā whiskers, ʻoi aku ka maikaʻi o kāna hana ma mua o nā mea ʻē aʻe inā paha e hoʻokomo ʻia i loko o kahi ʻano corrosive, ʻoihana abrasive loa a me ka mining, a i ʻole i hōʻike ʻia i nā mahana ma mua o 1400°C. Loaʻa i ke kālepa nā mea hoʻohui keramika a me nā metala, me nā mea hoʻohui wela ultrahigh.
Nā kikoʻī o Silicon Carbide:
| HuahanaʻAno | Silicon Carbide(β-SiCʻOluʻolu) | Silicon Carbide (β-SiCPauka) | Silicon Carbide(α-SiC Pauka) | |
| ʻIke pae | ≥99% | β≥99% | ≥99% | |
| ka hoʻohuihui kemika (wt%) | C | >30 | >30 | - |
| S | <0.12 | <0.12 | - | |
| P | <0.005 | <0.005 | - | |
| Fe2O3 | <0.01 | <0.01 | - | |
| ʻO ka palaoa(μm) | Hoʻopilikino ʻana | |||
| Lama | Xinli Abrasive | |||
Nā hoʻohana nui o ka silicon carbide: Hiki iā Xinli Abrasive ke hāʻawi i ka silicon carbide no nā ʻano hoʻohana like ʻole, me ka hexagonal a i ʻole rhombohedral α-SiC a me ka cubic β-SiC a me β-SiC whiskers. Hiki i nā mea i hui pū ʻia me ka silicon carbide a me nā plastics, nā metala, a me nā keramika ke hoʻomaikaʻi nui i kona mau waiwai like ʻole. Ma muli o kona kūpaʻa wela kiʻekiʻe, ka ikaika kiʻekiʻe, a me ka conductivity wela kiʻekiʻe, hoʻohana nui ʻia ia i nā mea ikehu atomika, nā mea kemika, ka hana wela kiʻekiʻe, a me nā mea uila a me nā mea uila. , kahua semiconductor, nā ʻāpana hoʻomehana uila a me nā resistors, a pēlā aku. Hiki ke hoʻohana ʻia i nā abrasives, nā mea hana abrasive, nā mea refractory holomua, a me nā keramika maikaʻi.
Hāʻawi ka cubic silicon carbide i nā noi like ʻole ma nā ʻoihana he nui, ʻoi aku hoʻi i nā mea uila mana kiʻekiʻe, nā polokalamu RF, nā mea uila mana, nā substrates semiconductor, nā wahi wela kiʻekiʻe, nā sensor, a me nā optoelectronics.
Inā he mau nīnau kāu. E ʻoluʻolu e hoʻokaʻaʻike mai iā mākou.