Kāpena silika ʻōmaʻomaʻo a me ka carbide silika ʻeleʻele: ʻokoʻa hohonu ma mua o ke kala
Ma ke kahua nui o nā mea ʻenehana,kalapona silika ʻōmaʻomaʻoakalapona kalapona ʻeleʻele olelo pinepine ia. ʻO nā mea abrasive koʻikoʻi ʻelua i hana ʻia e ka hoʻoheheʻe ʻana i ka wela kiʻekiʻe i nā umu kūʻē me nā mea maka e like me ke one quartz a me ka coke petroleum, akā ʻoi aku ko lākou ʻokoʻa ma mua o nā ʻokoʻa kala ma ka ʻili. Mai nā ʻokoʻa liʻiliʻi o nā mea maka, i ka ʻokoʻa i nā hiʻohiʻona hana, i ka ʻokoʻa nui o nā hiʻohiʻona noi, ua hui pū kēia mau ʻokoʻa i nā kuleana kūʻokoʻa o nā mea ʻelua i ka ʻoihana ʻoihana.
1 ʻO ka ʻokoʻa o ka maʻemaʻe maka a me ka hoʻolālā aniani e hoʻoholo ai i nā ʻano like ʻole o nā mea ʻelua.
Kāpena silika ʻōmaʻomaʻohana ʻia me ka petroleum coke a me ke one quartz e like me nā mea nui, a hoʻohui ʻia ka paʻakai no ka hoʻomaʻemaʻe. Ma o kēia kaʻina hana, hoʻemi ʻia ka ʻike haumia i ka nui loa, a ʻo ke aniani he ʻōnaehana hexagonal maʻamau me nā kihi ʻoi a me nā kihi. He mea maʻalahi ka hoʻoili ʻana i nā mea maka o ka silicon carbide ʻeleʻele, ʻaʻohe paʻakai i hoʻohui ʻia. ʻO nā mea haumia e like me ka hao a me ke silikoni i waiho ʻia i loko o nā mea maka e hoʻokaʻawale ʻole i kāna mau ʻāpana aniani i ke ʻano like ʻole a me ka poepoe a me ka puʻupuʻu ma nā ʻaoʻao a me nā kihi.
2 ʻO nā ʻokoʻa o nā mea maka a me nā hale e alakaʻi i nā ʻano kino like ʻole o nā mea ʻelua.
Ma ke ano o ka paakiki, ka Mohs paakiki okalapona silika ʻōmaʻomaʻoma kahi o 9.5, ʻelua wale nō i ke daimana, a hiki ke hana i nā mea paʻakikī kiʻekiʻe; ʻeleʻele silikon carbide mea e pili ana i 9.0, me ka haʻahaʻa iki paakiki. Ma ke ʻano o ka density, ʻo ka carbide silika ʻōmaʻomaʻo he 3.20-3.25g/cm³, me kahi ʻano paʻa; ʻO ka carbide silikonʻeleʻele he 3.10-3.15g/cm³, ʻoluʻolu. Ma keʻano o ka hana,ʻo ka'ōmaʻomaʻo silicon carbide he kiʻekiʻe ka maʻemaʻe, maikaʻi thermal conductivity, uila conductivity a me ke kiʻekiʻe wela kū'ē, akā, brittle a maʻalahi e uhaʻi i loko o ka hou lihi; ʻeleʻele kilika carbide he haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa, a ʻoi aku ka ikaika o ke kūʻē ʻana i ka hopena.
3 Hoʻoholo nā ʻokoʻa hana i ka manaʻo noiʻi o nā mea ʻelua.
Loaʻa ka carbide silika ʻōmaʻomaʻopaakiki kiekiea me nā ʻāpana ʻoi, a maikaʻi i ka hana ʻana i nā mea paʻakikī kiʻekiʻe a me nā mea haʻahaʻa haʻahaʻa: ma ke kahua non-metallic, hiki ke hoʻohana ʻia no ka wili aniani, ke ʻoki keramika, nā wafers silicon semiconductor, a me ka sapphire polishing; i ka hana metala, loaʻa iā ia ka hana hoʻoponopono kiʻekiʻe kiʻekiʻe no nā mea e like me ka cemented carbide a me ke kila paʻakikī, a hoʻohana nui ʻia i nā huahana e like me ka wili ʻana i nā huila a me nā disc. ʻO ka carbide silikonʻeleʻele ka hana nui i nā mea haʻahaʻa, paʻakikī kiʻekiʻe a kūpono no ka hana ʻana i nā metala non-ferrous a me nā mea refractory e like me ka hao, ke keleawe a me ka alumini. Ma nā hiʻohiʻona koʻikoʻi e like me ka deburring castings a me ka hoʻoneʻe ʻana o ke kila, ua lilo ia i mea koho maʻamau i ka ʻoihana ma muli o kona kumukūʻai kiʻekiʻe.
ʻOiai ʻo ka carbide silika ʻōmaʻomaʻo a mekalapona kalapona ʻeleʻelepili i ka ʻōnaehana material silicon carbide, ʻokoʻa loa ko lākou mau kino kino a me nā ʻano noi. Me ka hoʻomau mau ʻana o ka ʻepekema waiwai a me ka ʻenehana hoʻoponopono, manaʻo ʻia ka carbide silicon ʻōmaʻomaʻo a me ka carbide silicon ʻeleʻele e hoʻokō i ka hoʻonui ʻana i ka noi ma nā ʻenehana kiʻekiʻe e like me ka semiconductor manufacturing, precision grinding, a me ka ikehu hou, e hāʻawi ana i ke kākoʻo waiwai nui no ka hoʻomohala kiʻekiʻe o ka ʻoihana hou.