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Nduzi nke ọma nke seramiiki maka njikọ waya & die
A na-eji zirconia alumina ma ọ bụ yttria nke nwere 99.5% alumina ma ọ bụ yttria eme tube nduzi seramiiki nke St.Cera, nke na-enye ike iguzogide iyi dị elu na oghere dị n'ime (Ra ≤0.2 μm). Tube ndị a bụ ihe dị mkpa na ihe njikọ waya, igwe njikọ die, na ngwa ịhọrọ ma tinye ha, waya njikọ nduzi, capillaries, ma ọ bụ ihe mkpuchi ikuku na-enweghị obere esemokwu na enweghị mmetọ ihe dị n'ime.
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Isi seramiiki Alumina dị ọcha nke ukwuu maka ihe ndị na-enye semiconductor
E ji usoro seramiiki alumina nke St.Cera mee ihe nke ọma site na 99.8% Al₂O₃ dị elu, na-enye ike dielectric pụrụ iche (15×10⁶ V/m), nkwụsi ike okpomọkụ ruo 1600°C, na iguzogide ịrị elu n'okpuru ibu. A na-eji isi ndị a eme ihe dị ka ihe owuwu na ihe ndozi okpomọkụ dị elu, ntọala ihe na-ekpo ọkụ, ihe mkpuchi ụlọ plasma, na ihe mkpuchi eletriki. Ike siri ike nke ihe ahụ (16 GPa) na obere nnabata mmiri (0%) na-eme ka a nwee ntụkwasị obi ogologo oge na gburugburu ebe siri ike.
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Alumina Dabere na Standard agụụ Chuck - High rigidity maka nkenke Machining
E ji 99.8% Al₂O₃ mepụta chuck vacuum nke dabere na alumina, na-enye elu dị larịị nke na-anaghị amị amị nke nwere ụkpụrụ oghere vacuum pụrụ iche. Ọ na-enye ike pụrụ iche (modulu Young 380 GPa) na ịdị larịị (≤3 μm), na-eme ka ọ dị mma maka ịchacha, ịkụcha, na ịkpụcha wafer semiconductor na ihe ndị dị na anya. Oke ike nke ihe ahụ (32 W/m·k) na-eme ka okpomọkụ dịrị otu ebe n'oge nhazi.
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ST.CERA Emebere maka mgbanaka seramiiki Alumina na diski seramiiki
E ji igwe na-eme ka ihe dị n'ime seramiiki dị nro ma na-eme ka ọ dị ọcha n'okpuru okpomọkụ dị elu, wee jiri ya mee ihe nke ọma, akụkụ seramiiki ndị ahụ nwere ike imezu ihe achọrọ siri ike nke ngwaọrụ semiconductor, ya na atụmatụ ya dịka iguzogide iyi, iguzogide nchara, obere mgbasawanye okpomọkụ, na mkpuchi. Seramiiki nwere ike ịrụ ọrụ n'ọtụtụ ụdị ngwa mmepụta semiconductor nwere oke okpomọkụ, ikuku ma ọ bụ gas na-emebi emebi ruo ogologo oge.
Ejiri ntụ ntụ alumina dị ọcha mee ya, nke a na-eji ịpị isostatic oyi, imecha okpomọkụ dị elu na imecha ihe ziri ezi, ọ nwere ike iru nha nha ruo ±0.001 mm, imecha elu Ra 0.1, iguzogide okpomọkụ 1600℃.
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Ngwa Semiconductor nke seramiiki Chuck nke ọma
E ji igwe na-eme ka ihe dị n'ime seramiiki dị nro ma na-eme ka ọ dị ọcha n'okpuru okpomọkụ dị elu, wee jiri ya mee ihe nke ọma, akụkụ seramiiki ndị ahụ nwere ike imezu ihe achọrọ siri ike nke ngwaọrụ semiconductor, ya na atụmatụ ya dịka iguzogide iyi, iguzogide nchara, obere mgbasawanye okpomọkụ, na mkpuchi. Seramiiki nwere ike ịrụ ọrụ n'ọtụtụ ụdị ngwa mmepụta semiconductor nwere oke okpomọkụ, ikuku ma ọ bụ gas na-emebi emebi ruo ogologo oge.
Ejiri ntụ ntụ alumina dị ọcha mee ya, nke a na-eji ịpị isostatic oyi, imecha okpomọkụ dị elu na imecha ihe ziri ezi, ọ nwere ike iru nha nha ruo ±0.001 mm, imecha elu Ra 0.1, iguzogide okpomọkụ 1600℃.
