EFG mandala safiro chubu lalikulu kunja awiri Kutentha kwambiri ndi kukana kuthamanga

Kufotokozera Kwachidule:

Chubu cha safiro ndi mawonekedwe a cylindrical opangidwa kuchokera ku safiro, omwe ndi osiyanasiyana a mineral corundum. Machubu a safiro amadziwika chifukwa cha kuuma kwawo kwapadera, matenthedwe apamwamba kwambiri, komanso mawonekedwe abwino kwambiri a kuwala. Nthawi zambiri amagwiritsidwa ntchito pakutentha kwambiri komanso kupanikizika kwambiri, monga muzamlengalenga, semiconductor, ndi mafakitale amafuta.


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Machubu a safiro amapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito m'malo ovuta kwambiri pomwe zida zina zitha kulephera. Ikhoza kupirira kutentha kwakukulu, dzimbiri, ndi kuvala, zomwe zimapangitsa kuti zikhale zofunikira pa ntchito monga machubu a ng'anjo, machubu otetezera a thermocouple, ndi masensa apamwamba komanso otentha kwambiri.

Kuphatikiza pa mawonekedwe ake amakina ndi matenthedwe, mawonekedwe a safiro owoneka bwino m'mawonekedwe owoneka bwino komanso pafupi ndi infrared amapangitsa kuti ikhale yothandiza pakugwiritsa ntchito komwe kumafunikira mwayi wofikira, monga makina a laser, zida zowunikira, ndi zipinda zofufuzira zapamwamba.

Ponseponse, machubu a safiro amayamikiridwa chifukwa chophatikiza mphamvu zamakina, kukana kwamafuta, komanso kuwonekera kwa kuwala, zomwe zimawapanga kukhala magawo osunthika pamafakitale osiyanasiyana ndi sayansi.

Katundu wa safiro chubu

  • Kutentha kwabwino kwambiri komanso kukana kukanikiza: chubu chathu cha safiro chimagwiritsidwa ntchito kutentha kwambiri mpaka 1900 ° C.
  • Kulimba kwambiri komanso kulimba kwake: Kulimba kwa chubu chathu cha safiro kumafika ku Mohs9, ndikulimba kolimba.
  • Zopanda mpweya kwambiri: Chubu chathu cha safiro chimapangidwa munjira imodzi yokhala ndi ukadaulo wa eni ake ndipo ndi 100% yopanda mpweya, imalepheretsa kulowa kwa gasi wotsalira komanso kugonjetsedwa ndi dzimbiri lamafuta.
  • Malo ambiri ogwiritsira ntchito: Chubu chathu cha safiro chingagwiritsidwe ntchito pazida zowunikira zosiyanasiyana ndipo chimatha kufalitsa kuwala kowoneka, infrared kapena ultraviolet, ndipo chimagwiritsidwa ntchito ngati cholowa m'malo mwa quartz, alumina ndi silicon carbide mu semiconductor processing applications.

Chubu cha safiro chamakonda:

m'mimba mwake Φ1.5-400mm
m'mimba mwake Φ0.5-300mm
kutalika 2-800 mm
khoma lamkati 0.5-300 mm
kulolerana +/-0.02~+/- 0.1mm
roughness 40/20 ~ 80/50

 

kukula makonda
malo osungunuka 1900 ℃
Chemical formula safiro
kachulukidwe 3.97gm/cc
kuuma 22.5 GPA
flexural mphamvu 690 MPa
mphamvu ya dielectric 48 ac V/mm
dielectric nthawi zonse 9.3 (@ 1 MHz)
kuchuluka resistivity 10 ^ 14 ohm-cm

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