Hafnium Particles

Hafnium hais yog cov ntaub ntawv tseem ceeb rau kev tsim khoom tswj cov pas nrig hauv nuclear reactors. Vim nws qhov loj thermal neutron ntes hla ntu, hafnium tuaj yeem nqus cov neutrons zoo, yog li tswj tus nqi thiab kev siv ntawm cov tshuaj tiv thaiv nuclear. Qhov no ua rau cov khoom hafnium ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm nyab xeeb ntawm cov tshuab hluav taws xob nuclear. Nyob rau hauv aerospace teb, hafnium hais feem ntau yog siv los ua additives nyob rau hauv alloys. Los ntawm kev ntxiv cov khoom hafnium, qhov kub tsis kam, tiv thaiv corrosion, thiab lub zog ntawm cov hlau tuaj yeem txhim kho tau zoo. Piv txwv li, cov alloys uas muaj hafnium tuaj yeem siv los tsim cov khoom siv rau cov tshuab dav hlau thiab cov cuaj luaj, xws li turbine hniav.

 

Hafnium hais kuj tuaj yeem siv los ua cov ntaub ntawv txheej evaporative. Heating hafnium hais nyob rau hauv lub tshuab nqus tsev kom evaporate thiab tso rau ntawm qhov chaw ntawm lub substrate tuaj yeem tsim cov yeeb yaj kiab zoo li qub thiab ntom ntom hafnium. Cov txheej txheem txheej txheej no muaj cov ntawv thov tseem ceeb hauv kev tsim khoom siv hluav taws xob. Hafnium hais kuj muaj cov ntawv thov tseem ceeb hauv kev lag luam hluav taws xob. Vim lawv yooj yim emission ntawm electrons, hafnium xov hlau feem ntau yog siv los tsim cathodes rau X-ray raj. Hom X-ray raj no muaj ntau yam kev siv hauv kev kho mob, kev tshawb fawb tshawb fawb, thiab lwm yam.

Muaj qhov sib txawv tseem ceeb ntawm hafnium hais thiab tantalum hais txog cov khoom ntawm lub cev, tshuaj lom neeg, thiab daim ntawv thov teb. Hafnium muaj cov kua qaub tsis muaj zog, tab sis nws tuaj yeem tiv thaiv corrosion ntawm cov kua qaub uas muaj zog xws li concentrated hydrochloric acid, concentrated nitric acid, thiab txias aqua regia. Tantalum paub txog nws qhov tsis muaj zog heev ntawm cov kua qaub thiab nws lub peev xwm los tiv thaiv corrosion los ntawm ntau yam muaj zog acids. Txawm li cas los xij, tantalum muaj alkali tsis zoo, thiab molten muaj zog alkali tuaj yeem ua rau tantalum hnyav nrog cua sov me ntsis. Hafnium yog huab tais ntawm alkali tsis kam, muaj peev xwm tiv thaiv corrosion ntawm molten muaj zog alkali. Vim qhov tseeb tias hafnium thiab tantalum yog ob qho tib si tsis tshua muaj hlau thiab cov txheej txheem rho tawm thiab kev ua haujlwm yog qhov nyuaj, lawv cov nqi kuj tseem ceeb.

Lub ntsiab sib txawv ntawm hafnium hais thiab tantalum hais nyob rau hauv cov nqe lus ntawm lawv daim ntawv thov yog nyob rau hauv lawv cov cim lub cev thiab tshuaj zog uas txiav txim lawv raws li ib feem ntawm daim ntawv thov. Hafnium hais ntau tsom rau cov ntawv thov hauv thaj chaw xws li lub zog atomic, alloys, thiab cov khoom siv hluav taws xob, thaum tantalum hais tau dav siv hauv kev lag luam xws li chemical engineering, electronics, aerospace, thiab hard alloy manufacturing.

Kev npaj ntawm hafnium hais txog ntau txoj hauv kev, thiab kev xaiv ntawm cov qauv no nyob ntawm qhov xav tau purity, morphology, thiab daim ntawv thov scenarios ntawm hafnium hais. Txoj kev zoo tshaj plaws yog txo magnesium, uas siv cov hlau magnesium kom txo tau hafnium tetrachloride (HfCl4) los npaj hafnium hlau. Qhov no yog ib qho ntawm feem ntau siv kev npaj kev lag luam, uas tuaj yeem tau txais high-purity hafnium hlau. Kuj tseem muaj cov txheej txheem electrolysis siv HfCl4 thiab K2HfF6 ua cov khoom siv raw, uas muaj cov txheej txheem zoo ib yam li electrolysis ntawm zirconium thiab tsim nyog rau kev tsim khoom loj. Ion txauv txoj kev yog rho tawm hafnium oxide los ntawm cov zaub mov los yog pov tseg uas muaj hafnium los ntawm ion pauv resin, thiab ntxiv txo nws mus rau hlau hafnium. Txoj kev no tsim nyog rau kev rho tawm hafnium los ntawm cov zaub mov nyuaj thiab tuaj yeem sib cais thiab ntxuav nws zoo.

Feem ntau hais lus, high-purity hafnium hais tias muaj kev ua tau zoo dua thiab ntau yam kev siv. Ib qho kev qhia tshwj xeeb ntawm cov khoom hafnium suav nrog cov khoom sib txawv ntawm cov kab sib txawv, cov blocks, lossis hmoov. Tshwj xeeb specifications thiab purity yuav tsum tau customized raws li cov neeg xav tau kev pab.

Cim npe nrov: Tuam Tshoj hafnium particles manufacturers, lwm tus neeg, Hoobkas