Semiconductor seramiiki mkpuchi mkpuchi

Semiconductor ceramic mgbanaka mkpuchi ihe onyonyo

Nkọwa dị mkpirikpi:

Alumina seramiiki bụ ụdị ihe seramiiki mejupụtara nke aluminom oxide (Al2O3), ejiri mee ihe dị ka ihe mkpuchi maka akụrụngwa eletrik.Alumina seramiiki nwere ezigbo conductivity, arụ ọrụ ike, na elu-okpomọkụ iguzogide.Njirimara ya na-eme ka ọ bụrụ otu n'ime ceramik ndị a na-ejikarị eme ihe na nhazi, eyi na gburugburu ebe na-emebi emebi.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Alumina seramiiki

1. Isi ike dị elu

Rockwell hardness bụ HRA80-90, ike siri ike dị ala karịa diamond, karịa karịa nkwụchi nke nchara na-eguzogide iyi na igwe anaghị agba nchara.

2. Magburu onwe eyi iguzogide

N'ịbụ ndị ụlọ ọrụ nyocha ọkachamara tụrụ atụ, nguzogide iyi ya bụ oge 266 nke ígwè manganese.Ịgba ígwè nkedo 171.5 ugboro, dị ka ihe karịrị afọ iri nke ndị ahịa nyochaa nyocha, n'okpuru otu ọnọdụ ọrụ, nwere ike ịgbatị ndụ ọrụ nke akụrụngwa ma ọ dịkarịa ala ugboro iri.

3. Ibu arọ

Njupụta ya nke 3.5g / cm3 bụ naanị ọkara nke ígwè, nke nwere ike ibelata ibu ngwá ọrụ.