Waʻa Wafer

ʻO ka wehewehe pōkole:

ʻO nā waʻa wafer nā mea nui i ke kaʻina hana semiconductor. Hiki iā Semiera ke hāʻawi i nā waʻa wafer i hoʻolālā kūikawā ʻia a hana ʻia no nā kaʻina diffusion, kahi hana koʻikoʻi i ka hana ʻana i nā kaʻa hoʻohui kiʻekiʻe. Hoʻopaʻa paʻa mākou i ka hāʻawi ʻana i nā huahana kiʻekiʻe loa i nā kumukūʻai hoʻokūkū a ke kakali nei i ka lilo ʻana i hoa pili lōʻihi ma Kina.


Huahana Huahana

Huahana Huahana

Nā pono

Ke kū'ē kū'ē i ka wela wela
Kūleʻa ʻino maikaʻi loa
Kūleʻa maikaʻi abrasion
Kiʻekiʻe coefficient o ka wela conductivity
Lubricity pono'ī, haʻahaʻa haʻahaʻa
Paʻakiki kiʻekiʻe
Hoʻolālā maʻamau.

HGF (2)
HGF (1)

Nā noi

- Kūleʻa kūʻokoʻa: bushing, plate, sandblasting nozzle, cyclone lining, grinding barrel, etc ...
-Kiʻekiʻe Temperature Field: siC Slab, Quenching Furnace Tube, Radiant Tube, crucible, Heating Element, Roller, Beam, Heat Exchanger, Cold Air Pipe, Burner Nozzle, Thermocouple Protection Tube, SiC boat, Kiln Car Structure, Setter, etc.
-Silicon Carbide Semiconductor: SiC wafer boat, sic chuck, sic hoe, sic cassette, sic diffusion tube, wafer fork, suction plate, guideway, etc.
-Silicon Carbide Seal Field: nā ʻano like ʻole o ke apo sealing, bearing, bushing, etc.
-Photovoltaic Field: Cantilever Paddle, Grinding Barrel, Silicon Carbide Roller, etc.
-Ke kahua pākaukau Lithium

WAFER (1)

WAFER (2)

Na Waiwai Kino o SiC

Waiwai Waiwai ʻano hana
ʻO ka mānoanoa 3.21 g/cc Piko-lele a me ke ana
wela kūikawā 0.66 J/g °K Pulsed laser flash
Ka ikaika wiliwili 450 MPa560 MPa 4 piko piko, RT4 piko piko, 1300°
ʻOoleʻa haʻihaʻi 2.94 MPa m1/2 Microindentation
ʻoʻoleʻa 2800 ʻO Vicker, 500g ukana
Elastic ModulusYoung's Modulus 450 GPa430 GPa 4 pt piko, RT4 pt piko, 1300 °C
Ka nui o ka palaoa 2 – 10 µm SEM

Na waiwai wela o SiC

ʻO ka hoʻoili wela 250 W/m °K ʻO ke ala uila laser, RT
Hoʻonui wela (CTE) 4.5 x 10-6 °K ʻO ka mahana lumi i 950 °C, silica dilatometer

Nā ʻāpana ʻenehana

'ikamu Unite ʻIkepili
RBSiC(SiSiC) NBSiC SSiC RSiC OSiC
maʻiʻo SiC % 85 75 99 99.9 ≥99
Maʻiʻo silika manuahi % 15 0 0 0 0
Max wela lawelawe 1380 1450 1650 1620 1400
ʻO ka mānoanoa g/cm3 3.02 2.75-2.85 3.08-3.16 2.65-2.75 2.75-2.85
ʻO ka porosity wehe % 0 13-15 0 15-18 7-8
ʻO ka ikaika piʻi 20 ℃ Мpa 250 160 380 100 /
Ka ikaika kulou 1200 ℃ Мpa 280 180 400 120 /
Modulus o ka elasticity 20 ℃ Gpa 330 580 420 240 /
Modulus o ka elasticity 1200 ℃ Gpa 300 / / 200 /
Ka wela wela 1200 ℃ W/mK 45 19.6 100-120 36.6 /
Coefficient o ka hoonui wela K-1X10-6 4.5 4.7 4.1 4.69 /
HV Kg/mm2 2115 / 2800 / /

ʻO ka CVD silicon carbide coating ma ka ʻaoʻao o waho o ka recrystallized silicon carbide ceramic huahana hiki ke hōʻea i kahi maʻemaʻe ma mua o 99.9999% e hoʻokō i nā pono o nā mea kūʻai aku i ka ʻoihana semiconductor.

Kahi hana Semicera
Kahi hana Semicera 2
mīkini lako
ʻO ka hana CNN, hoʻomaʻemaʻe kemika, ka uhi CVD
ʻO kā mākou lawelawe

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