Nyob rau hauv cov xwm txheej ntawm lub qhov cub thiab cov kav dej, qhov kub thiab txias ib puag ncig zoo li "ntiaj teb roob" - cov khoom siv yuav tsum tau tiv taus lub sij hawm ntev roasting saum 800 ℃, thaum tseem tiv thaiv qhov yaig ntawm oxidizing gases thiab txawm tias acidic gases. Cov khoom siv hlau tsoos yog qhov ua rau softening thiab deformation nyob rau hauv ib puag ncig no, ua rau muaj kev txo qis hauv kev ua neej. Txawm li cas los xij,square beam roller pas nrig ua los ntawm silicon carbide (SiC)cov khoom siv zoo li "kub kub sib ntaus sib tua", tso siab rau nws qhov kev tiv thaiv tshav kub, ua "hiav txwv thauj tog rau nkoj" rau kev ua haujlwm ruaj khov ntawm qhov kub kub.
Yog vim li cas yog vim li cas silicon carbide square beam rollers tuaj yeem dhau los ua "ace player" hauv qhov chaw kub kub yog vim lawv cov khoom siv tshwj xeeb:
1. Ua tus kheej ua "thermal barrier"
Thaum qhov kub thiab txias tshaj 1200 ℃, qhov ntom ntom silicon dioxide (SiO ₂) oxide zaj duab xis yuav tshwm sim nyob rau saum npoo ntawm silicon carbide. Cov txheej no ntawm "pob tshab armor" tuaj yeem tsis tsuas yog cais qhov cuam tshuam ncaj qha ntawm qhov kub thiab txias ntawm lub substrate, tab sis kuj tiv thaiv kev nkag mus ntawm acidic gases, ua tiav "dual tiv thaiv tiv thaiv kub corrosion".
2. Qhov kub nws tau txais, nws muaj zog dua
Contrary to cov yam ntxwv ntawm cov ntaub ntawv hlau ua mos thaum raug tshav kub, silicon carbide tsis tsuas yog tswj nws lub zog dabtsi yog khoov nyob rau hauv lub kub kub ntau yam ntawm 800 ℃ -1350 ℃, tab sis kuj qhia ib co txhim khu kev qha. Qhov no "mus tawm tsam tus qauv" lub cev tus yam ntxwv tso cai rau cov menyuam bar kom ruaj khov nyob rau hauv qhov kub thiab txias ib puag ncig, tsis txhob muaj kev sib tsoo los ntawm kev muag muag.
3. Thermal "teleportation tswv"
Lub thermal conductivity ntawm silicon carbide yog plaub npaug ntawm cov hlau, uas tuaj yeem tawg sai thiab sib npaug ntawm cov cua sov hauv zos xws li "txoj kev kub siab", kom tsis txhob muaj qhov sib txuam ntawm "qhov kub" hauv qhov cub. Cov yam ntxwv no tsis tsuas yog tiv thaiv cov menyuam ntawm nws tus kheej xwb, tab sis kuj tswj kev ruaj ntseg ntawm desulfurization cov tshuaj tiv thaiv kub, txhim kho kev ua haujlwm tag nrho.
Yug rau kev lag luam kub kub scenarios
Lub siab kub tsis kam ntawm silicon carbide square beam rollers ua rau lawv tshwj xeeb tshaj yog nyob rau hauv high-temperature desulfurization scenarios xws li thermal fais fab boilers, steel sintering, thiab tshuaj tawg. Tom qab siv cov khoom no, cov tuam txhab tuaj yeem txo qhov zaus ntawm qhov kub thiab txias kaw, thaum txuas ntxiv lub neej kev pab cuam ntawm cov cuab yeej siv rau ob peb zaug ntawm cov khoom siv ib txwm muaj, ua tiav "siab kub yam tsis muaj kev kaw, kev tiv thaiv ib puag ncig yam tsis txias".
Raws li lub tuam txhab tshiab tshwj xeeb hauv kev tshawb fawb thiab kev tsim cov khoom siv silicon carbide ceramic, peb paub zoo txog cov ntsiab lus mob ntawm cov khoom siv hauv kev ua haujlwm hnyav. Txhua silicon carbide square beam roller embodies qhov kawg kev tshawb fawb ntawm cov ntaub ntawv science. Nyob rau hauv lub neej yav tom ntej, peb tseem yuav tsom mus rau "kev kub siab tiv thaiv" raws li cov kev taw qhia tseem ceeb, thiab siv lub zog ntawm kev siv thev naus laus zis los tiv thaiv ntsuab tiv thaiv kab ntawm kev tsim khoom lag luam.
Lub sij hawm xa tuaj: Plaub Hlis-24-2025