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ʻO nā seramika alumina me ka pale ʻana i ka corrosion plasma maikaʻi loa a me ke kūpaʻa lole kiʻekiʻe

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ʻO nā seramika alumina me ka pale ʻana i ka corrosion plasma maikaʻi loa a me ke kūpaʻa lole kiʻekiʻe

ʻO nā hiʻohiʻona nui: ʻoi aku ka maikaʻi o ka corrosion plasma maikaʻi, ke kūpaʻa ʻaʻahu kiʻekiʻe.

Nā Manaʻo Nui: Semiconductor Equipment Parts, Wear-resistant, corrosion-resistant parts, guide rails, square beams.

Alumina (Al2O3) ʻo ia ka mea kaulana loa i nā seramika pololei, hiki ke hana i nā kumu kūʻai haʻahaʻa.

ʻOi aku ka maikaʻi o ka hana ʻana i ka insulation uila a me ke kūpaʻa kemika, hoʻohana nui ʻia i nā mea hana a i ʻole nā ​​​​mea kūʻai lilo.

    Noi kahua o alumina seramics

    ʻO ka alumina ceramics kahi ʻano o nā mea seramika pololei, hiki iā mākou ke hoʻomaikaʻi maikaʻi i ka pono o ka noi a me ka lōʻihi maoli o ka alumina ceramics ma o ka hoʻohui ʻana i ka pauka alumini oxide i loko o nā seramika, me ka conductivity maikaʻi, ka ikaika mechanical a me ke kūpaʻa wela kiʻekiʻe, ʻo ia kekahi o nā mea i hoʻohana nui ʻia. seramika.

    1. Nā ʻano mīkini
    ʻO ka pōmaikaʻi koʻikoʻi o ka alumina ceramics ʻo ia ke kiʻekiʻe o kona ikaika kulou, a ʻoi aku ke kiʻekiʻe o ke kaomi wela ma mua o nā mea ʻē aʻe o ia ʻano like. Ma ke ʻano o ka paʻakikī ʻo Mohs ʻaʻole hiki ke lanakila, pono kūʻokoʻa, i hui pū ʻia me ke kūpaʻa ʻaʻahu maikaʻi loa, no laila hoʻohana pinepine ʻia e hana i nā mea hana, nā bearings ceramic ... etc. ʻO nā mea hana seramika a me nā valve ʻoihana ka mea i koho ʻia i kēia manawa no nā noi seramika alumina.

    2. Kahua kemika
    Loaʻa i nā mea alumina ka lōʻihi o ka wā e hiki mai ana i ka ʻoihana kemika, inā paha he pōpō packing kemika a i ʻole nā ​​​​pale pale corrosion, ʻo nā mea polymer inorganic i hoʻohana ʻia he kūpaʻa kiʻekiʻe a me ke kūpaʻa wela maikaʻi. ʻAʻole e hoʻopili ʻia nā seramika alumina ma lalo o ka ikaika kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe, hiki ke pale i ka erosion o nā mea hoʻoheheʻe organik a me nā mea kemika, hiki ke hoʻohana pinepine ʻia, a hoʻokō i nā kūlana o ka hana kemika.

    3. ʻAno uila uila
    He kuleana koʻikoʻi nō hoʻi nā seramika alumina i ke ʻano uila uila, a ʻo nā substrate seramika like ʻole, nā kiʻi ʻoniʻoni seramika, nā seramika māmā a me nā mea insulating ʻaʻole hiki ke hoʻokaʻawale ʻia mai nā seramika alumina. Ma ke kahua ʻoihana uila nui, ʻo nā seramika māmā kahi kuhikuhi koʻikoʻi o ka noiʻi a me ka hoʻohana ʻana i ka ʻenehana hou, ʻaʻole wale ka kiʻekiʻe o ka hoʻouna ʻana i nā kukui, kiʻekiʻe thermal conductivity, haʻahaʻa haʻahaʻa, ʻaʻahu kūʻē a me nā ʻano o nā mea maikaʻi. .

    4. Hoomaemae hale
    ʻO ka hoʻohana ʻana i ka alumina ceramic lining brick a me ka microcrystalline wear-resistant alumina spherical stone no ka wili pōleʻa ua kaulana loa, a ʻo ka hoʻohana ʻana i ka alumina ceramic roller, alumina ceramic kānana paipu a me nā alumina like ʻole a me nā alumina i hui pū ʻia me nā mea refractory ʻē aʻe ke ʻike ʻia ma nā wahi āpau.

    5. Nā ʻano ʻē aʻe
    Hoʻohana nui ʻia nā ʻāpana alumina i hoʻohui ʻia a hoʻololi ʻia e like me ka carbon fiber reinforced alumina ceramics, zirconia reinforced alumina ceramics a me nā alumina paʻakikī ʻē aʻe i hoʻohana nui ʻia i nā kula kiʻekiʻe; ʻO nā alumina ceramic abrasives a me nā paʻi polishing kiʻekiʻe ke pāʻani nei i kahi hana hohonu i ka ʻoihana mīkini a me nā mea hoʻonaninani; Eia kekahi, ʻoi aku ka maikaʻi o ka alumina ceramic grinding medium i ka wili a me ka hana ʻana i nā mea maka i loko o ka uhi a me nā ʻoihana lāʻau.

    kalakala -- ʻelepani
    Maʻiʻo o ka Aluminum -- 99.7-99.9%
    ʻAiʻiliʻi ʻāpana G/Cm3 3.92~3.98
    ʻO Vickers Paʻakikī Kgf/Mm2 1735
    Haʻihaʻi Paʻa MPa.M1/2 3.51
    ʻEkolu Piʻo Kūʻē MPa 520
    Kaha Wela Kūikawā J/Kg. ℃ 0.68
    Koefficient diffusion wela M2/S 0.0968
    ʻO ka hoʻoili wela
    26W/MK
    Elasticity Modulus GPa 356
    ʻAwelika Linear Thermal Expansion Coefficient (0-500℃) 10-6/℃ 6.16-7.5
    ʻO ka wela wela (25℃) W/(MK) 35
    Ka ikaika insulating (5mm mānoanoa) AC-Kv/Mm 10