Dab tsi yog Silicon Carbide

 

Dab tsi yog Silicon Carbide thiab nws cov khoom tseem ceeb?

Silicon carbide (SiC)yog cov khoom siv semiconductor uas tseem hu ua carborundum. Nws yog kev sib xyaw ua ke ntawm silicon thiab carbon, thiab nws yog ib qho ntawm cov ntaub ntawv nyuaj tshaj plaws muaj nyob rau hauv qhov xwm txheej. Cov khoom no muaj cov thermal conductivity siab, siab tiv thaiv thermal shock, thiab hluav taws xob conductivity uas ua rau nws yog ib qho kev xaiv zoo tshaj plaws rau ntau yam kev siv hauv ntau yam lag luam.

Hauv blog no, peb yuav nkag mus tob rau hauv cov khoom ntawm silicon carbide thiab nws cov ntawv thov hauv ntau qhov chaw.

Cov khoom ntawm Silicon Carbide

High melting point: Nws melting point yog siab tshaj 2,800 degree, uas ua rau nws siv tau nyob rau hauv high-kub daim ntaub ntawv xws li fais fab electronics thiab semiconductors.

High mechanical zog: Cov khoom no muaj cov khoom siv zoo tshaj plaws xws li cov pob txha tawg, siab hnav tsis kam thiab tshuaj lom neeg ua haujlwm zoo uas ua rau nws tsim nyog rau cov cuab yeej abrasive thiab txiav.

High thermal conductivity: Silicon carbide muaj cov thermal conductivity uas ua rau nws muaj txiaj ntsig zoo li cov khoom siv hluav taws xob kub kub.

Chemically inert: SiC yog tshuaj inert rau feem ntau cov kua qaub thiab alkalis. Cov cuab yeej no ua rau nws muaj txiaj ntsig zoo hauv kev ua haujlwm hnyav hnyav.

Siab tiv thaiv hluav taws xob: Nws muaj kev tiv thaiv hluav taws xob ntau, uas ua rau nws muaj txiaj ntsig zoo hauv cov nroj tsuag hluav taws xob nuclear.

Hluav taws xob conductivity: Silicon carbide muaj cov khoom siv hluav taws xob zoo heev uas ua rau nws zoo tagnrho rau siv hauv cov khoom siv hluav taws xob muaj zog.

Kev siv ntawm SiC

Silicon carbide muaj ntau yam kev siv thoob plaws ntau yam kev lag luam vim nws cov khoom zoo kawg li. Nov yog ob peb daim ntawv thov ntawm SiC-

Fais fab Electronics: Silicon carbide yog siv dav hauv hluav taws xob hluav taws xob, tshwj xeeb hauv kev tsim cov MOSFETs (Hlau Oxide Semiconductor Field Effect Transistors) thiab diodes. SiC raws li lub zog hluav taws xob tuaj yeem tswj tau qhov kub thiab txias ntau dua li cov pa hluav taws xob silicon tuaj yeem ua tau, ua rau lawv tseem ceeb hauv kev lag luam tsheb thiab aerospace.

Kev lag luam semiconductor: Silicon carbide-based cov ntaub ntawv muaj cov cua sov zoo dua thiab xav tau qhov chaw tsawg dua, tso cai rau cov khoom siv hluav taws xob ntau dua thiab cov qauv me me. Qhov no ua rau SiC yog cov khoom siv zoo tshaj plaws rau cov khoom siv semiconductor uas xav tau kev ua haujlwm siab nyob rau hauv cov xwm txheej hnyav.

Abrasive thiab txiav cov cuab yeej: Vim nws lub siab tawv thiab hnav tsis kam, silicon carbide yog siv los ua cov khoom siv sib tsoo thiab txiav cov cuab yeej.

Ceramics thiab Refractory Materials: Silicon carbide yog siv los ua cov khoom siv ceramic rau kev ua haujlwm siab, xws li cov ntsaws ruaj ruaj thiab cov kabmob. Ntxiv mus, nws yog siv los ua cov khoom siv refractory vim nws cov thermal shock tsis kam.

Nuclear Zog: Vim nws muaj zog tiv thaiv hluav taws xob puas tsuaj, SiC yog siv nyob rau hauv kev lag luam nuclear fais fab kev lag luam rau kev nyab xeeb cov khoom.

Xaus

Hauv kev xaus,Silicon carbideyog ib yam khoom siv sib xyaw ua ke uas muaj cov khoom zoo heev xws li thermal conductivity, siab hardness, thiab siab hluav taws xob conductivity. Nws tau siv ntau dua nyob rau hauv ntau qhov kev lag luam xws li hluav taws xob hluav taws xob, aerospace, nuclear zog, thiab cov cuab yeej txiav. Muab nws cov khoom tshwj xeeb, nws tuaj yeem muaj txiaj ntsig los tshawb nrhiav nws siv hauv kev siv thev naus laus zis tshiab.

 

 

 

 

 

 

 

 

JIYGO REFRACTORY & ABRASIVE LIMITED