Vaa Wafer

Fa'amatalaga Puupuu:

O va'a wafer o vaega autu ia i le gaosiga o le semiconductor. Semiera e mafai ona tuʻuina atu vaʻa wafer e faʻapitoa ona mamanuina ma gaosia mo faʻasalalauga faʻasalalauga, lea e taua tele i le gaosiga o fesoʻotaʻiga tuʻufaʻatasia maualuga. Matou te matua tuuto atu i le tuʻuina atu o oloa sili ona maualuga i tau faʻatauva ma tulimatai atu e avea ma au paaga umi i Saina.


Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lelei

Tete'e o le oxidation maualuga vevela
Sili ona tetee Corrosion
Lelei abrasion tetee
maualuga maualuga o le faʻafefe o le vevela
Self-lubricity, maualalo le mamafa
Malosi maualuga
Fa'ailoga fa'apitoa.

HGF (2)
HGF (1)

Talosaga

-Fa'asa'o fa'aofuofu fanua: fa'ato'aga, ipu, fa'asusu oneone, fa'alava afā, pa'u olo, ma isi...
-Mata'a maualuga fanua: siC Slab, Quenching ogaumu Tube, Radiant Tube, ipu, Elemene faʻavevela, Roller, Beam, Heat Exchanger, Cold Air Pipe, Burner Nozzle, Thermocouple Protection Tube, SiC vaʻa, Kiln Car Structure, Seti, ma isi.
-Silicon Carbide Semiconductor: SiC wafer va'a, sic chuck, sic foe, sic kaseti, sic diffusion tube, wafer fork, suction plate, guideway, etc.
-Silicon Carbide Seal Field: ituaiga uma o faʻamaufaʻailoga mama, faʻamau, togavao, ma isi.
-Photovoltaic Field: Cantilever Paddle, Grinding Barrel, Silicon Carbide Roller, ma isi.
- Lithium Battery Field

WAFER (1)

WAFER (2)

Meatotino Faaletino O SiC

Meatotino Taua Metotia
Malosi 3.21 g/cc Sink-opeopea ma le fua
vevela faapitoa 0.66 J/g °K Emo leisa fa'amalo
Malosi fa'apa'u 450 MPa 560 MPa 4 mata pi'o, RT4 mata pi'o, 1300°
Malosi gau 2.94 MPa m1/2 Microindentation
Malosi 2800 Vicker's, 500g uta
Elastic ModulusYoung's Modulus 450 GPa430 GPa 4 pt pi'o, RT4 pt pi'o, 1300 °C
Tele o saito 2 – 10 µm SEM

Meatotino vevela o le SiC

Amioga vevela 250 W/m °K Metotia uila laser, RT
Fa'alauteleina o le vevela (CTE) 4.5 x 10-6 °K O le vevela o le potu i le 950 °C, silica dilatometer

Vaega Fa'atekinisi

Aitema Vaega Fa'amaumauga
RBSiC(SiSiC) NBSiC SSiC RSiC OSiC
SiC anotusi % 85 75 99 99.9 ≥99
Mea e maua fua le kakoni % 15 0 0 0 0
Max auaunaga vevela 1380 1450 1650 1620 1400
Malosi g/cm3 3.02 2.75-2.85 3.08-3.16 2.65-2.75 2.75-2.85
Matala porosity % 0 13-15 0 15-18 7-8
Malosi punou 20℃ Mpa 250 160 380 100 /
Malosi punou 1200℃ Mpa 280 180 400 120 /
Modulus o elasticity 20 ℃ Gpa 330 580 420 240 /
Modulus o elasticity 1200 ℃ Gpa 300 / / 200 /
Fa'avevela vevela 1200℃ W/mK 45 19.6 100-120 36.6 /
Coefficient o le faalauteleina o le vevela K-1X10-6 4.5 4.7 4.1 4.69 /
HV Kg/mm2 2115 / 2800 / /

O le CVD silicon carbide coating i luga o le pito i fafo o recrystallized silicon carbide ceramic oloa e mafai ona oʻo atu i le mama o le sili atu i le 99.9999% e faʻafetaui ai manaʻoga o tagata faʻatau i le semiconductor alamanuia.

Semicera Nofoaga faigaluega
Semicera fale faigaluega 2
Meafaigaluega masini
CNN faʻagaioiga, vailaʻau faʻamamaina, faʻapipiʻi CVD
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