Daim ntawv thov teb thiab qhov zoo ntawm cov xim av corundum xuab zeb
Brown corundum xuab zeb, kuj hu ua xim av corundum los yogxim av fused corundum, yog ib hom khoom siv abrasive ua los ntawm cov khoom zoo bauxite ua cov khoom siv tseem ceeb, smelted thiab txias ntawm qhov kub ntawm ntau tshaj 2000 ℃ hauv lub cub hluav taws xob arc. Cov khoom tseem ceeb yog aluminium oxide (Al₂O₃), thiab cov ntsiab lus feem ntau yog siab dua 95%. Vim nws qhov siab hardness, zoo toughness, muaj zog hnav tsis kam thiab zoo heev kub ua hauj, nws yog dav siv nyob rau hauv ntau yam industrial teb. Nrog rau kev txhim kho txuas ntxiv ntawm cov khoom ua tiav cov kev xav tau, kev siv cov xim av corundum xuab zeb hauv cov khoom siv abrasives, cov ntaub ntawv refractory, kev kho deg, casting thiab kev ua haujlwm fillers yog qhov tseem ceeb.
1. Daim ntawv thov dav hauv abrasives
Abrasives yog ib qho tseem ceeb tshaj plaws thiab tseem ceeb daim ntawv thov teb ntawm xim av corundum. Vim nws cov Mohs hardness txog li 9.0, thib ob tsuas yog pob zeb diamond thiab silicon carbide, xim av corundum yog dav siv nyob rau hauv kev tsim ntawm ntau yam khoom abrasive, xws li sib tsoo log, emery daim ntaub, sandpaper, oilstones thiab sib tsoo taub hau. Txawm hais tias nyob rau hauv cov hlau ua, iav polishing los yog ceramic sib tsoo, xim av corundum tuaj yeem muab kev txiav txim siab zoo thiab hnav tsis kam. Tshwj xeeb tshaj yog nyob rau hauv kev lag luam scenarios uas yuav tsum tau muaj zog txiav thiab ruaj khov zoo tuav, xim av corundum abrasives ua tau zoo tshwj xeeb.
2. Raws li ib qho tseem ceeb raw khoom rau cov ntaub ntawv refractory
Brown corundum muaj qhov kub thiab txias heev thiab zoo thermal stability, yog li nws yog dav siv los tsim ntau yam khoom siv refractory. Hauvhigh-temperature industrial furnacesxws li metallurgy, hlau, cement, thiab iav, xim av corundum tuaj yeem siv los tsim cov qib siab refractory cib, castables, plastics, ramming cov ntaub ntawv thiab lwm yam khoom siv refractory, tshwj xeeb tshaj yog rau qhov chaw uas muaj qhov kub thiab txias heev thiab nquag thermal shock. Piv nrog rau cov khoom siv high-aluminium, xim av corundum refractory cov ntaub ntawv muaj cov slag yaig zoo dua thiab spilling tsis kam, ua kom ntev lub neej kev pab cuam ntawm cov cuab yeej thiab txo cov nqi kev lag luam.
3. Daim ntawv thov hauvsandblastingthiab kho qhov chaw
Brown corundum xuab zeb yog dav siv nyob rau hauv hlau nto sandblasting vim hais tias ntawm nws tus yam ntxwv particle loj, siab hardness thiab siab lub ntiajteb txawj nqus. Thaum lub sij hawm sandblasting txheej txheem, xim av corundum tuaj yeem tshem tawm xeb, nplai, txheej xim qub, thiab lwm yam ntawm qhov chaw ua haujlwm, thiab txhim kho qhov huv thiab adhesion. Nyob rau tib lub sijhawm, vim nws qhov zoo ntawm tus kheej-sharpening thiab tsis yooj yim rau passivate, nws tuaj yeem siv dua thiab siv ntau zaus, txo cov nqi khoom siv zoo heev. Tsis tas li ntawd, xim av corundum kuj qhia tau hais tias cov teebmeem tshwj xeeb hauv kev kho matte thiab kev ntxhib los mos ntawm cov ntaub ntawv xws li stainless hlau, aluminium profiles, iav, thiab ceramics.
4. Daim ntawv thov nyob rau hauv precision casting
Nyob rau hauv xyoo tas los no, nrog rau kev txhim kho tas mus li ntawm precision casting technology, cov kev xav tau siab dua tau muab tso rau pem hauv ntej rau purity thiab thermal stability ntawm cov ntaub ntawv casting.Brown corundum tau dhau los ua cov khoom siv plhaub zoo tagnrho rau precision castings xws li high-temperature alloys, stainless hlau, thiab carbon steel vim nws ruaj khov tshuaj muaj pes tsawg leeg, zoo thermal conductivity, thiab tsawg thermal expansion coefficient. Brown corundum casting xuab zeb tuaj yeem txhim kho qhov zoo ntawm castings thiab txo qhov tsis xws luag. Nws yog dav siv nyob rau hauv high-end manufacturing teb xws li aviation, tsheb, thiab lub zog.
5. Nthuav siv raws li kev ua haujlwm muab tub lim
Brown corundum kuj tseem tuaj yeem siv los ua cov khoom siv sib xyaw ua ke hauv cov khoom xws li cov plag tsev tiv thaiv, hnav-tiv taus pavements, resin mortars, thiab cov khoom siv hauv tsev high-end. Nws zoo heev hardness thiab compressive kuj pab txhim kho cov hnav tsis kam thiab kev pab cuam lub neej ntawm cov ntaub ntawv sib xyaw. Hauv kev lag luam hluav taws xob, ceramics, roj hmab, thiab lwm yam, xim av corundum micropowder kuj tseem siv tau los ua cov khoom siv los txhim kho cov cua sov, thermal conductivity, thiab cov qauv ntawm cov khoom.
Xaus
Brown corundum xuab zeb plays lub luag haujlwm tseem ceeb hauv kev lag luam niaj hnub nrog nws cov khoom zoo ntawm lub cev thiab tshuaj lom neeg ruaj khov. Nrog rau kev kho dua tshiab ntawm cov khoom siv thev naus laus zis thiab kev lag luam kev xav tau, kev lag luam zeem muag ntawm xim av corundum xuab zeb yuav dav dua thiab tseem yuav ua rau muaj txiaj ntsig zoo thiab kev daws teeb meem rau ntau yam kev lag luam.