He aha ke ʻano o ke aniani quartz?
ʻO ke olonā aniani QuartzHe mea fiber inorganic me ka silicon dioxide (SiO₂) o ≥99.9% maʻemaʻe ma ke ʻano he ʻāpana nui. Hana ʻia ia ma o ke kaʻina hana huki silica fused. Hoʻohui kēia mea fiber i nā ʻano maikaʻi loa a me nā waiwai o ka quartz paʻa, e lilo ia i mea maikaʻi loa e kū i ka mahana kiʻekiʻe. Hiki ke hoʻohui ʻia me nā keramika, alumina, nitrides, a me nā mea ʻē aʻe i nā ʻano like ʻole e hana i nā mea hui me nā waiwai kūikawā. Hana ʻia ka olonā fiber Quartz ma ka wili ʻana a me ka hoʻopili ʻana i nā filaments maka.
No ke aha he ikaika loa ka fiber quartz, a he aha kona mau waiwai maikaʻi?
1. Loaʻa i ka fiber aniani quartz ke kūpaʻa wela kiʻekiʻe. ʻO kona mahana hana lōʻihi he 1050-1200 ℃, a hiki i kona kūpaʻa wela koke a hiki i 1700 ℃. Mālama ia i ka ikaika kiʻekiʻe ma lalo o nā kūlana wela kiʻekiʻe, kūpaʻa i ka haʻalulu wela a me ka ablation, a hiki ke hoʻohana ʻia i ka pale wela aerospace, nā nozzles mīkini rocket, a me nā mea insulation wela kiʻekiʻe.
2. Loaʻa iā ia nā waiwai dielectric maikaʻi loa a me ka hoʻoili nalu maikaʻi. ʻO kona mau dielectric e like me 3.7, a ʻo kona coefficient pohō dielectric he <0.001>. Loaʻa iā ia ka pohō hoʻoili hōʻailona alapine kiʻekiʻe haʻahaʻa a me ka hoʻoili nalu kiʻekiʻe (a hiki i ka 99.3%), ʻo ia kekahi o nā ʻano hana koʻikoʻi e kūpono ai no nā domes radar, nā radomes antenna, nā substrates kamaʻilio 5G, a me nā mea pale missile.
3. Loaʻa i ka fiber quartz ka ikaika mechanical kiʻekiʻe. Hiki i kona ikaika tensile ke piʻi i ka >1500MPa, density 2.29g/cm³, māmā akā ikaika kiʻekiʻe ke ʻano, e hōʻemi ana i ke kaumaha o nā lako me ka mālama ʻana i ka paʻa. Eia kekahi, hiki ke hoʻohui ʻia me nā mea ʻē aʻe e hana i nā hoʻoikaika composite hana kiʻekiʻe, e lilo ia i mea koʻikoʻi no nā ʻāpana kūkulu ukali.
4. He mea koʻikoʻi kona kūpaʻa kemika maikaʻi loa. Me ka ʻike SiO₂ ≥99.9%, hōʻike ia i ka inertness kemika ikaika a me ke kūpaʻa i ka pala, e hoʻololi ana i nā ʻano kemika ʻino. ʻO kēia ka mea e koho kūpono ai no nā lako hana semiconductor, nā mea kānana wela kiʻekiʻe, a me nā mea lawe kemika.
Hoʻohana ʻia nā huahana i hana ʻia mai ka fiber glass quartz ma nā ʻano he nui.
1. Ua kamaʻāina ka huluhulu Quartz a me ka huluhulu quartz i ka poʻe e hana ana i nā hoʻokolohua wela kiʻekiʻe. He mau olonā pōkole fluffy kēia i hana ʻia mai nā olonā quartz i puhi ʻia a i huki ʻia paha, hiki ke hoʻohana pololei ʻia a hana ʻia paha i huluhulu. 1. ʻIke ʻia ka huluhulu Quartz e kona ʻano māmā, porous a me ka conductivity thermal haʻahaʻa, e lilo ia i mea hoʻomehana wela kiʻekiʻe maikaʻi loa. Hoʻohana pinepine ʻia ia i nā papa insulation o nā mokulele a i ʻole nā lako wela kiʻekiʻe ʻoihana. ʻO nā ʻāpana insulation keʻokeʻo, fluffy, e like me ka pulupulu a me nā ʻāpana insulation e like me ka quilt ma nā kahua i loko o nā umu paipu hoʻokolohua a me nā umu annealing he huluhulu quartz a me ka huluhulu quartz felt.
2. ʻOki mau ʻananā olonā quartzi nā lōʻihi i hoʻoholo mua ʻia e hua mai i nā olonā quartz i ʻoki ʻia. Hiki ke hoʻohui ʻia kēia mau mea i loko o nā resins kūpaʻa wela kiʻekiʻe e like me nā mea hoʻoikaika a me nā mea hoʻoili nalu, a hoʻoheheʻe pū ʻia e hana i nā mea ablative a i ʻole nā mea hoʻokaʻawale wela no ka hana ʻana i nā ʻāpana e like me nā radomes missile.
3. He filament hoʻomau ka olonā olonā Quartz a lawelawe ia ma ke ʻano he mea kumu no ka ulana ʻana ma hope. Ma ke ʻano he hoʻokahi o nā olonā inorganic palupalu loa e kū i ka wela a me ka dielectrically efficient, hoʻohana pinepine ʻia ia ma ke ʻano he pae hoʻoikaika e ulana i nā lole like ʻole a i ʻole no ka wili ʻana a me ke kālai ʻana i nā mea hui. Eia kekahi, ʻo ka ʻenehana ulana ʻekolu-dimensional holomua e hiki ai i nā olonā ke ulana ʻia i ka lewa. Loaʻa i kēia ʻano ka pono holoʻokoʻa, e lilo ia i mea kūpono no ka hana ʻana i nā ʻāpana paʻakikī, nā ʻāpana lawe ukana kiʻekiʻe e like me nā nozzles mīkini rocket.
4. ʻO ka lole olonā QuartzUa ulana ʻia mai ka hilo me ka hoʻohana ʻana i ka ulana maʻemaʻe, ka ulana twill, ka ulana satin, a me nā kaʻina hana ʻē aʻe. Ma ke ʻano he mea hoʻoikaika, ua hui pū ʻia me nā matrices e like me ka polyimide a me ka epoxy resin e hana i nā ʻāpana kūkulu wela kiʻekiʻe no nā mokulele, nā rockets, a me nā missiles, a me nā mea pale wela a i ʻole nā mea pale ablation no nā antennas satellite a me nā papa kaapuni paʻi alapine kiʻekiʻe.
Ka manawa hoʻouna: Dec-12-2025
