Chikepe cheSiC Wafer chine 4" 6" 8" cheMoto Wakatsetseka
Chikepe cheSiC chevira rakatsetsekainonyanya kushandiswa pakutsigira nekutakura mawafer mukupisa kwakanyanya kwemawafer e semiconductor akadai sekupararira, oxidation, uye annealing. Kushanda kwawo kunokanganisa zvakananga kunaka kwechigadzirwa chewafer uye kushanda zvakanaka kwekugadzirwa.
Magadzirirwo echikepe chesilicon carbide wafer:
Kazhinji ine chimiro chakaita sechinotsemuka kana kuti chakaita sekamu;
Nzvimbo dzakawanda dzekuisa nekuparadzanisa mawafer;
Yakagadzirirwa kufunga nezvekupararira kwegasi, ichivimbisa kupisa nekutonhodza zvakaenzana;
Yakakodzera vira rakamira uye vira rakatwasuka;
Yakagadzirirwa saizi dzakasiyana dzakadai se3inch, 4inch, 6inch, 8inch, 12inch wafers.
Mabhoti eVET Energy esilicon carbide wafer akagadzirwa achishandisa tekinoroji yepamusoro yekupisa sintering uye akagadzirirwa kusangana nezvinodiwa zvekutakura zvinhu zvakanyanya zvekugadzirwa kwe semiconductor yepamusoro. Zvakanakira zvehunyanzvi zvawo zvinonyanya kuratidzwa muzvinhu zvinotevera:
1. Kuchena Kwakanyanya uye Kusvibiswa Kwakaderera Zvikuru
Tichishandisa zvinhu zvakabikwa zvine hutsanana hwakanyanya, tinova nechokwadi chekuti chigadzirwa ichi chine simbi shoma (isingasviki 1 ppm yeNa, K, Fe, uye Ca). Mvura shoma pakupisa kwakanyanya inodzivirira kusvibiswa kwewafer, zvichiita kuti ive negoho rakakura uye yakavimbika, zvichiita kuti ive sarudzo yakakodzera kune avo vari kuedza kuita zvinhu nemazvo.
2. Kushanda Kwakanaka Kwekupisa uye Kugadzikana
Chikepe chedu cheSiC wafer chine simba guru rekupisa uye chinogona kuramba kupisa zvakanyanya. Chinogona kutsungirira kuchinja-chinja kwekupisa kubva patembiricha yemukamuri kusvika pa1600℃ pasina kutsemuka kana kushanduka, zvichiita kuti chidzokororwe uye chigare zvakanaka, zvichideredza zvakanyanya nguva yekushanda isina kurongwa nekuda kwematambudziko ekutakura.
3.Kuramba Kusina Kunaka Kwengura uye Simba reMichina
Kuomarara kwakanyanya uye kuramba kupfeka kwakasimba, pamwe chete nekudzivirira zvakanyanya mamiriro ekunze ane acidic nealkaline, zvinopfuura quartz negraphite. Simba rayo remuchina rinodzivirira kugadzirwa kwezvidimbu panguva yekushandiswa otomatiki, zvichiwedzera hupenyu hwayo hwekushanda uye zvichideredza mari yekushandisa.
4. Dhizaini Yakarurama uye Kuenderana Kwakanaka Kwazvo
Tichishandisa matekinoroji epamusoro ekuumba nekugadzirisa, tinoona kuti chikepe chega chega chewafer chine saizi chaiyo uye kurongeka kwepamusoro, zvichiita kuti pave nenzvimbo yakafanana pakati pewafer uye mhepo inofamba zvakanaka.
Kuchenesa nekuchengetedza chikepe cheSiC wafer:
Zvinoda kucheneswa nguva dzose kubvisa zvinhu zvinogona kunge zvakaora;
Inoshandisa nzira dzekuchenesa dzakagadzirwa kuti isakuvara;
| 重结晶碳化硅物理特性 Hunhu hwepanyama hweSilicon Carbide Yakagadziriswazve | |
| 性质 / Pfuma | 典型数值 / Kukosha Kwakajairika |
| 使用温度/ Tembiricha yekushanda (°C) | 1600°C (ine okisijeni), 1700°C (nzvimbo inoderedza kupisa) |
| SiC含量/ Zviri mukati meSiC | > 99.96% |
| 自由Si含量/ Zvemukati zveSi zvemahara | < 0.1% |
| 体积密度/Kuwanda kwehuwandu | 2.60-2.70 g/cm3 |
| 气孔率/ Kuoneka kwekureruka | < 16% |
| 抗压强度/ Simba rekudzvanya | > 600MPa |
| 常温抗弯强度/Simba rekukotama rinotonhora | 80-90 MPa (20°C) |
| 高温抗弯强度Simba rinopisa rekukotama | 90-100 MPa (1400°C) |
| 热膨胀系数/ Kuwedzera kwekupisa @1500°C | 4.70 10-6/°C |
| 导热系数/Kufambisa kwekupisa @1200°C | 23W/m•K |
| 杨氏模量/ Modulus ye elastic | 240 GPa |
| 抗热震性/ Kudzivirira kupisa | Zvakanaka kwazvo |
VET Energy inyanzvi yekugadzira inotarisa paR&D uye kugadzirwa kwezvinhu zvepamusoro-soro zvakaita segraphite, silicon carbide, quartz, pamwe nekurapwa kwezvinhu zvakaita seSiC coating, TaC coating, glassy carbon coating, pyrolytic carbon coating, nezvimwewo. Zvigadzirwa izvi zvinoshandiswa zvakanyanya mu photovoltaic, semiconductor, new energy, metallurgy, nezvimwewo.
Chikwata chedu chehunyanzvi chinobva kumasangano makuru ekutsvagisa emuno, chinogona kukupa mhinduro dzehunyanzvi.
Zvakanakira zveVET Energy zvinosanganisira:
• Laboratori yemufekitori neyanyanzvi;
• Matanho ekuchena uye mhando yepamusoro-soro muindasitiri;
• Mutengo unokwikwidzana & Nguva yekutumira nekukurumidza;
• Kudyidzana kwemaindasitiri akawanda pasi rose;
Tinokugamuchirai kuti mushanyire fekitori yedu nerabhoritari chero nguva!
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