Dab tsi yog titanium diboride lub hom phiaj?

Titanium diboride phiaj yog ua los ntawm titanium diboride. Titanium diboride yog cov khoom siv grey lossis greyish dub nrog hexagonal (AlB2) siv lead ua qauv, melting point txog li 2980 ° C, qhov ntom ntawm 4.52g / cm³, thiab microhardness ntawm 34Gpa, yog li nws muaj hardn siab heev.es. Nws muaj oxihnub ua hauj lwm kub txog li 1000 ℃ nyob rau hauv cov huab cua, thiab nyob ruaj khov nyob rau hauv HCl thiab HF acids, qhia zoo heev acid corrosion kuj.Cov khoom siv yog raws li nram no: coefficient ntawm thermal expansion: 8.1 × 10-6m / m·k; Thermal conductivity: 25J / m·k; Resistivity: 14.4μΩ·cm;

Cov khoom no kuj muaj cov thermal thiab hluav taws xob conductivity zoo, yog li nws yog dav siv nyob rau hauv ntau yam kev lag luam, xws li lub tshuab nqus tsev txheej, ceramic txiav cov cuab yeej thiab pwm, kub kub crucible, cav qhov chaw thiab lwm yam. Nyob rau tib lub sijhawm, lub hom phiaj titanium diboride kuj yog lub hom phiaj tseem ceeb rau kev npaj cov titanium alloys, siab hardness ceramics thiab pob zeb ua kom muaj zog.

 Yuav Ua Li Cas Ua Lub Hom Phiaj titanium diboride?

1.Direct synthesis txoj kev: Txoj kev no yog ncaj qha muab titanium thiab boron hmoov nyob rau hauv high-temperature reactor los tsim titanium diboride. Txawm li cas los xij, qhov ntsuas kub ntawm txoj kev no yuav tsum siab tshaj 2000℃, tus nqi raw khoom yog siab, cov txheej txheem tsis yooj yim los tswj, cov tshuaj tiv thaiv tsis tiav, cov khoom tsim TiB2 tsis tshua muaj purity, thiab nws yog ib qho yooj yim los tsim TiB, Ti2B thiab lwm yam sib xyaw.

2.Txoj kev Borothermal: Txoj kev no siv TiO2 (purity siab dua 99%, cov qauv ntawm ase, particle loj 0.2-0.3μm) thiab amorphous B (purity 92%, particle loj 0.2-0.3μm) raws li raw cov ntaub ntawv, los ntawm ib tug tshwj xeeb piv thiab pob milling txheej txheem (feem ntau ua nyob rau hauv lub tshuab nqus tsev), ntawm qhov kub thiab txias tsis tshaj 1100 ° C los npaj titanium diboride.

3.Melt electrolysis: Nyob rau hauv txoj kev no, titanium oxides teb nrog alkali (los yog alkaline ntiaj teb) hlau borates thiab fluorates nyob rau hauv cov kev mob ntawm yaj electrolysis los ua titanium diboride.
Txhua yam ntawm cov txheej txheem ntau lawm muaj nws tus yam ntxwv, kev xaiv tshwj xeeb ntawm cov txheej txheem nyob ntawm qhov xav tau ntau lawm, cov khoom siv thiab cov nqi lag luam thiab lwm yam.

Dab tsi yog daim ntawv thov teb ntawm Lub hom phiaj titanium diboride?

Cov cheeb tsam tseem ceeb ntawm titanium diboride lub hom phiaj yog dav heev, feem ntau suav nrog cov hauv qab no:
Conductive ceramic khoom: titanium diboride yog ib qho ntawm cov khoom tseem ceeb ntawm lub tshuab nqus tsev coated conductive evaporation nkoj.
Ceramic txiav cov cuab yeej thiab pwm: nws tuaj yeem tsim cov cuab yeej ua tiav, hlau kos duab tuag, extrusion tuag, xuab zeb blasters, sealing ntsiab, thiab lwm yam.
Composite ceramic cov ntaub ntawv: titanium diboride tuaj yeem siv los ua ib qho tseem ceeb ntawm cov khoom siv sib xyaw ua ke, thiab TiC, TiN, SiC thiab lwm yam ntaub ntawv uas muaj cov ntaub ntawv sib xyaw, kev tsim ntau yam kub kub thiab kev ua haujlwm, xws li kub kub. crucible, cav qhov chaw, thiab lwm yam. Nws kuj yog ib qho ntawm cov ntaub ntawv zoo tshaj plaws los ua cov khoom siv tiv thaiv armor.
Cathode txheej khoom ntawm txhuas electrolyzer: Vim tias qhov zoo wettability ntawm TiB2 thiab hlau txhuas kua, siv titanium diboride li cathode txheej khoom ntawm txhuas electrolyzer tuaj yeem txo lub zog noj ntawm txhuas electrolyzer thiab ntev lub neej ntawm electrolyzer.
PTC cua sov cov ntaub ntawv ceramic thiab hloov pauv PTC cov ntaub ntawv: titanium diboride tuaj yeem ua los ntawm cov ntaub ntawv no, nrog kev nyab xeeb, txuag hluav taws xob, txhim khu kev qha, ua haujlwm yooj yim thiab tsim cov yam ntxwv, yog ib hom kev hloov kho high-tech khoom ntawm txhua yam khoom siv hluav taws xob cua sov.
Hlau khoom fortifying tus neeg saib xyuas: Titanium diboride yog ib tug zoo fortifying tus neeg saib xyuas rau A1, Fe, Cu thiab lwm yam ntaub ntawv hlau.
Aerospace: Titanium diboride tuaj yeem siv los ua lub foob pob hluav taws xob, lub foob pob hluav taws xob thiab lwm yam khoom kom tiv taus qhov kub thiab txias.
Thermal tswj teb: Titanium diboride muaj thermal conductivity zoo heev thiab tuaj yeem siv los ua cov khoom siv hluav taws xob cua sov rau cov khoom siv hluav taws xob, ua kom muaj cua sov rau lub tshuab hluav taws xob kom ntseeg tau tias kev ua haujlwm ntawm cov khoom siv hluav taws xob.
Kev txuag hluav taws xob thiab txuag hluav taws xob: Titanium diboride kuj tuaj yeem siv los ua cov khoom siv hluav taws xob uas hloov hluav taws xob rau hluav taws xob.
Tsis tas li ntawd, titanium diboride lub hom phiaj kuj tau siv dav hauv tsheb, khoom siv hluav taws xob, lub zog tshiab, kev sib xyaw ua ke, cov ntaub ntawv khaws cia thiab lwm yam lag luam.

Lub hom phiaj titanium diboride ntau npaum li cas?

Tus nqi ntawm titanium diboride lub hom phiaj sib txawv nyob ntawm hom, purity, loj, particle loj, ntim specifications thiab lwm yam.Raws li cov lus hais ntawm qee tus neeg muag khoom, tus nqi tuaj yeem nyob ntawm kaum rau txhiab yuan. Piv txwv li, tus nqi ntawm qee lub hom phiaj titanium diboride yog 85 yuan, 10 yuan (sim kev tshawb fawb tshawb fawb), 285 yuan (granular) 2000 yuan lub hom phiaj lossis siab dua (siab purity, magnetron sputtering). Nws yuav tsum raug sau tseg tias cov nqi no tsuas yog siv tus nqi xwb, tus nqi tiag tiag tuaj yeem hloov pauv vim yog kev lag luam thiab kev xav tau, cov khoom siv raw khoom hloov pauv thiab lwm yam.

Yuav ua li cas xaiv qhov zoo ntawm lub hom phiaj titanium diboride?

1.Qhov tsos thiab xim: Titanium diboride lub hom phiaj feem ntau yog grey lossis grey-dub, thiab cov tsos yuav tsum zoo ib yam tsis muaj qhov pom tseeb impurities lossis xim xim. Yog tias cov xim tsaus dhau los yog lub teeb, lossis muaj impurities ntawm qhov chaw, nws yuav qhia tau tias nws cov purity tsis siab lossis muaj teeb meem hauv cov txheej txheem npaj.
2.Purity: Purity yog qhov ntsuas tseem ceeb los ntsuas qhov zoo ntawm titanium diboride lub hom phiaj. Qhov siab dua qhov purity, qhov ruaj khov nws qhov kev ua tau zoo thiab cov ntsiab lus tsis huv tsawg dua. Lub purity ntawm lub hom phiaj tuaj yeem kuaj tau los ntawm kev tshuaj xyuas tshuaj thiab lwm txoj hauv kev los xyuas kom meej tias nws ua tau raws li qhov yuav tsum tau siv.
3.Nthuav dav thiab Hardness: Titanium diboride muaj qhov ntom ntom thiab hardness, uas tseem yog qhov tseem ceeb ntawm nws cov kev ua tau zoo. Los ntawm kev ntsuas qhov ntom thiab hardness ntawm cov khoom siv, nws qhov zoo tuaj yeem txiav txim siab ua ntej. Yog tias qhov ntom thiab tawv tsis ua raws li cov qauv, nws yuav qhia tau tias muaj teeb meem nrog cov txheej txheem kev npaj lossis cov khoom siv raw.
4.Hluav taws xob thiab thermal conductivity: Titanium diboride muaj hluav taws xob zoo thiab thermal conductivity, uas yog ib qho tseem ceeb vim li cas rau nws daim ntawv thov dav hauv kev siv hluav taws xob thiab hluav taws xob. Cov hluav taws xob thiab thermal conductivity ntawm lub hom phiaj tuaj yeem ntsuas tau los ntawm kev ntsuas qhov resistivity thiab thermal conductivity ntawm lub hom phiaj.
5.Kev tshuaj xyuas tshuaj muaj pes tsawg leeg: Los ntawm kev tshuaj xyuas tshuaj muaj pes tsawg leeg, cov ntsiab lus thiab kev faib ua feem ntawm ntau yam hauv lub hom phiaj tuaj yeem nkag siab, txhawm rau txiav txim siab seb nws puas ua tau raws li tus qauv. Yog hais tias cov ntsiab lus ntawm impurity ntsiab nyob rau hauv lub hom phiaj yog siab dhau lawm, los yog qhov feem ntawm cov ntsiab lus tseem ceeb tsis tau raws li qhov yuav tsum tau, nws yuav qhia tau hais tias nws tsis zoo.
Kev Npaj: Kev nkag siab txog cov txheej txheem kev npaj ntawm lub hom phiaj kuj tuaj yeem pab txiav txim nws qhov zoo. Yog tias cov txheej txheem kev npaj yog siab heev thiab kev tswj hwm nruj, cov khoom siv lub hom phiaj uas zoo dua tuaj yeem feem ntau tau. Ntawm qhov tsis sib xws, yog tias cov txheej txheem npaj rov qab los yog tswj tsis tau zoo, qhov zoo ntawm lub hom phiaj yuav tsis ruaj khov lossis tsis zoo.
6.Tus neeg muag khoom lub koob npe nrov: Xaiv tus neeg xa khoom muaj npe nrov kuj yog ib feem tseem ceeb ntawm kev ua kom zoo ntawm cov khoom siv. Koj tuaj yeem tshawb xyuas tus neeg muag khoom tsim nyog, kev ua tau zoo thiab kev tshuaj xyuas cov neeg siv khoom thiab lwm cov ntaub ntawv kom nkag siab txog nws lub koob npe nrov thiab qib khoom zoo.