Kev piav qhia ntxaws txog kev paub txog kev ua haujlwm hauv cov khoom siv hluav taws xob ceramic

Raws li lub teb chaws tus qauv GB/T 8411.1-2008, ceramic rwb thaiv tsev cov ntaub ntawv yog txhais raws li ib tug inorganic khoom tsim ua ntej sintering. Nws cov ntsiab lus tseem ceeb feem ntau muaj polycrystalline silicate, aluminosilicate thiab yooj yim los yog complex oxides (xws li ferrite). Cov ntsiab lus no tseem suav nrog qee yam khoom tsis yog- oxide, xws li txhuas nitride. Cov ntaub ntawv rwb thaiv tsev ceramic tau muab faib ua cuaj pawg (qhia los ntawm tus cwj pwm "C" raws li lub taub hau) raws li lawv muaj pes tsawg leeg thiab kev ua tau zoo. Alumina ceramics yog hom siv dav tshaj plaws. Lawv yog ua los ntawm siab -purity alumina (Al₂O₃) ua cov khoom tseem ceeb. Lawv muaj qhov ntim siab heev (txog 4.5 × 10¹⁵Ω·m ntawm chav tsev kub thiab lub zog tsis tshua muaj zog) thiab lub zog zoo heev. Rau Ceramic Lub Cev rau Siemens, lub cev ceramic siv hauv Siemens cov tshuab hluav taws xob feem ntau yog ua los ntawm 95% lossis 99% alumina ceramics kom ntseeg tau ntev ntev hauv kev lag luam hnyav. Nitride ceramics (xws li txhuas nitride, hexagonal boron nitride) muaj ob qho tib si rwb thaiv tsev siab thiab thermal conductivity, thiab tsim nyog rau cov cua kub dissipation substrates ntawm cov khoom siv hluav taws xob. Composite ceramics tau txais cov khoom zoo tshaj plaws los ntawm kev hloov kho doping, uas tuaj yeem txhim kho thermal poob siab thaum tswj cov rwb thaiv tsev siab. Nyob rau hauv lub tshav pob ntawm fuses, Ceramic Lub Cev rau Mersen, uas yog siv nyob rau hauv Mersen fuses, feem ntau yog ua los ntawm Steatite los yog alumina ceramics. Cov kev cai tshwj xeeb yog nyob ntawm qib voltage, tawg peev xwm thiab kev teeb tsa ib puag ncig ntawm lub fuse.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cov yam ntxwv ntawm kev ua haujlwm ntawm cov ntaub ntawv rwb thaiv tsev ceramic feem ntau yog ntsuas los ntawm peb qhov ntev: hluav taws xob, mechanical thiab thermal. Nyob rau hauv cov nqe lus ntawm hluav taws xob kev ua tau zoo, ntim resistivity yog qhov tseem ceeb qhia. Lub ntim resistivity ntawm siab-cov ntaub ntawv zoo ceramic rwb thaiv tsev ntawm chav tsev kub tuaj yeem ncav cuag 10¹⁴ txog 10¹⁵Ω·cm thiab tseem nyob ruaj khov thoob plaws txhua qhov kev khiav hauj lwm kub. Cov kev tshawb fawb tau pom tias nyob rau hauv qhov kub ntawm -50℃mus rau 150 degree, lub ntim resistivity hloov pauv amplitude ntawm ceramic insulating cov ntaub ntawv yog ntau me dua li cov organic insulating cov ntaub ntawv, uas yog ntaus nqi rau stability ntawm nws grain ciam ciam teb txoj kev tsiv teb tsaws. Lub peev xwm los tiv thaiv cov nqi tsub zuj zuj yog qhov ua haujlwm tseem ceeb hauv kev siv hluav taws xob DC high-voltage. Tus nqi ceev ntawm cov khoom siv ceramic tuaj yeem txo qis dua 50% piv nrog cov khoom siv epoxy. Qhov no yog tshwj xeeb tshaj yog ib qho tseem ceeb rau lub cev ceramic ntawm DC fuses, vim hais tias nto tsub zuj zuj yuav ua rau hluav taws xob distortion thiab ua rau nto flashover. Nyob rau hauv cov nqe lus ntawm mechanical zog, ceramic rwb thaiv tsev cov ntaub ntawv muaj tsis tshua muaj siab compressive zog.

 

Qee cov ceramics siab heev tuaj yeem ncav cuag 1400MPa, uas yog ob peb zaug lossis ntau zaus ntawm cov khoom siv epoxy. Ntxiv nrog rau cov khoom siv hluav taws xob rwb thaiv tsev, Ceramic Lub Cev rau Auto Fuses kuj yuav tsum tau tiv thaiv kev vibrations, qhov kub thiab txias thiab ua tau ntsev tsuag corrosion nyob rau hauv lub cav compartment. Cov ntaub ntawv ceramic ua tau zoo dua li cov yas-raws li cov ntaub ntawv rwb thaiv tsev hauv cov cheeb tsam hnyav. Nyob rau hauv cov nqe lus ntawm corrosion kuj, ceramics muaj kev tiv thaiv zoo heev rau feem ntau cov kua qaub, alkali thiab ntsev tov, thiab tus nqi corrosion nyob rau hauv hydrofluoric acid ib puag ncig yog qis dua li ntawm cov ntaub ntawv epoxy. Hais txog Ceramic Lub Cev rau Fast Fuses, vim tias cov fuses ceev feem ntau yog siv los tiv thaiv cov khoom siv hluav taws xob tsis zoo, lub cev ceramic kuj yuav tsum muaj qhov ruaj khov zoo thiab qis thermal expansion coefficient kom ntseeg tau tias qhov loj me ntawm lub fuse tsis txav tom qab ntau yam ntawm - tawm mus.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Kev tsim cov txheej txheem ntawm ceramic insulators (xws li lub cev ceramic ntawm lub fuse) yog ntau - cov txheej txheem precision. Kauj Ruam 1: Kev npaj hmoov - Nyhav siab- purity alumina, talc, av nplaum thiab lwm yam khoom siv raw raws li cov qauv, ntxiv cov khoom sib tsoo thiab cov dispersants, thiab ua cov sib tsoo ntub dej los ntawm pob milling los yog nplawm zeb kom tau ib qho slurry nrog cov khoom me me. Rau Steatite Ceramic HRC Fuse Lub Cev, uas yog siab - tawg muaj peev xwm fuse ceramic lub cev ua los ntawm talc porcelain, qhov feem ntawm talc (lub ntsiab lus tseem ceeb yog hydrated magnesium silicate) nyob rau hauv cov ntaub ntawv raw yog qhov siab, uas ua rau cov talc plooj (porcelain) muaj kev ua tau zoo thiab muaj qhov nruab nrab dielectric tas li. Cov av slurry yuav tsum tau raug tshem tawm cov hlau kev kho mob kom tshem tawm cov hlau nplaum impurities uas yuav txo tau cov rwb thaiv tsev kev ua tau zoo, thiab tom qab ntawd dhau los ntawm cov tshuaj tsuag kom qhuav los tsim cov hmoov granulated nrog zoo fluidity. Kauj Ruam 2: Tsim - Sau cov hmoov granulated rau hauv pwm, thiab tau txais lub cev ntsuab los ntawm kev nias qhuav, isostatic nias lossis plam molding. Rau Din Hom Steatite Ceramic HRC Fuse Lub Cev, uas yog, DIN tus qauv talc porcelain siab - tawg fuse ceramic lub cev, vim tias nws yuav tsum tau ua raws li qhov ntev ntawm kev teeb tsa thiab kev sib hloov ntawm cov qauv thoob ntiaj teb, qhov tseeb ntawm cov pwm pwm yuav tsum tau tswj nyob rau theem siab kom ntseeg tau tias qhov ntev ntev ua tau raws li qhov xav tau ntawm DIN EC cov qauv. Kauj Ruam 3: Sintering - lub cev ntsuab mus txog peb theem ua ntej-sintering, siab{17}}kub sintering thiab txias nyob rau hauv ib tug high - kub kiln.

 

Lub sintering kub sib txawv nyob ntawm seb cov khoom siv: alumina ceramics feem ntau yuav tsum tau sintered saum 1600 degree, thaum talc porcelain muaj ib tug qis sintering kub, txog 1300 degree. Thaum lub sij hawm sintering txheej txheem, diffusion thiab rearrangement tshwm sim ntawm ceramic hais, lub porosity yog ho txo, cov khoom mus txog densification, thiab zaum kawg mechanical zog thiab hluav taws xob zog yog tau nyob rau tib lub sij hawm. Kauj Ruam 4: Precision processing - Rau ceramic insulators uas yuav tsum tau nruj me ntsis kam rau ua los yog complex duab, mechanical processing xws li sib tsoo, drilling los yog txiav yog yuav tsum tau tom qab sintering. Qhov tseeb qhov tseeb ntawm ± 0.01mm tuaj yeem ua tiav siv CNC tshuab cuab yeej, uas yog qhov tseem ceeb tshwj xeeb rau lub cev ceramic ntawm micro fuse. Rau Alumina Ceramic Insulator rau NH / Hniav Hom Fuses, uas yog, alumina ceramic insulator rau NH hniav hom fuses, mounting zawj thiab mating nto ntawm cov hniav sib cuag yuav tsum tau precision av kom ntseeg tau tias kev sib cuag nrog cov hlau. Kauj Ruam 5: Kev tshuaj xyuas thiab ntim khoom - Ua qhov kev tshuaj ntsuam xyuas, ntsuas qhov ntev, ntsuas qhov ntsuas hluav taws xob tawg thiab ntsuas qhov ntsuas qhov ntsuas qhov ntsuas ntawm cov khoom tiav. Cov khoom tsim nyog tau xa tuaj hauv kev poob siab- pov thawj ntim.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Qhov zoo ntawm fuse ceramic lub cev yog feem ntau pom nyob rau hauv cov ntsiab lus microscopic uas pom los yog pom ntawm qhov muag liab qab. Thawj yog qhov saum npoo thiab ntug ntawm cov kab noj hniav sab hauv - cov kab noj hniav sab hauv ntawm qhov siab - cov khoom siv ceramic zoo yuav tsum muaj cov xim zoo nkauj sintering luster, tsis muaj xuab zeb, thiab tsis pom qhov hws, vim tias txhua qhov chaw nyob hauv cov kab noj hniav tuaj yeem dhau los ua cov ntsiab lus rau arc stagnation, ncaj qha cuam tshuam rau kev ua haujlwm tawg. Rau Ceramic Lub Cev rau DC Fuse Txuas, DC arc hlawv lub sijhawm ntev dua thiab cov kev xav tau rau cov kab noj hniav sab hauv qhov zoo yog qhov nruj dua. Nyob rau ntawm ntug, nws yog ib qho tsim nyog yuav tsum tau soj ntsuam seb cov kab ridge yog txuas mus ntxiv thiab ncaj, thiab seb puas muaj cov nti jagged. Txawm tias me me ntug nti yuav maj mam nthuav thiab ua rau cov txheej txheem tsis ua hauj lwm hauv ib puag ncig kev co. Qhov thib ob yog qhov sib xws thiab cov phab ntsa thickness uniformity - batch dimensional stability ntawm Ceramic Lub Cev rau Auto Fuses ncaj qha txiav txim siab qhov sib xws ntawm melt loading txoj hauj lwm, uas nyob rau hauv lem cuam tshuam cov repeatability ntawm lub fusing yam ntxwv. Muab lub cev ceramic nyob rau hauv lub teeb muaj zog rau kev soj ntsuam kev sib kis. Cov khoom uas tsis sib xws ntawm phab ntsa thickness yuav tsum muaj tib lub teeb kis tau tus mob; Hauv zos ntau dhau lub teeb kis tau tus mob feem ntau txhais tau hais tias cov phab ntsa tuab yog nyias los yog qhov ntom ntom tsis txaus, uas yuav dhau los ua ib qho chaw ntawm cov thermal stress thaum tawg cov dej loj. Rau siab -kev siv tawg xws li Steatite Ceramic HRC Fuse Lub Cev, phab ntsa thickness uniformity yog qhov tsim nyog ua ntej kom ntseeg tau tias lub plhaub tsis tawg.

 

Tsis tas li ntawd, rau cov khoom xws li Din Hom Steatite Ceramic HRC Fuse Lub Cev thiab Alumina Ceramic Insulator rau NH / Hniav Hom Fuses uas yuav tsum tau sib xyaw nrog cov hlau sib txuas lossis cov hauv paus, qhov sib txuam raug ntawm cov mounting grooves thiab positioning nta kuj tsim nyog ua kom pom tseeb. Siv cov ntsuas ntsuas los yog qhov sib tw tiag tiag rau kev sib dhos. Cov khoom tsim nyog yuav tsum tau muab tso rau hauv smoothly tsis pom tseeb co. Lwm qhov kev nthuav dav uas yooj yim saib tsis tau yog tus nqi ntawm deformation tom qab sintering - tso lub cev ceramic ca rau ntawm qhov chaw datum thiab saib seb puas muaj warping lossis distortion. Txawm tias me ntsis ntawm kev khoov tuaj yeem ua rau cov yaj mus rau qhov sib txawv ntawm qhov chaw nruab nrab tom qab sib dhos lossis ua rau tsis sib xws hauv qhov arc -quenching xuab zeb filling.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Peb muab ib qho - nres OEM kev pabcuam rauHluav taws xob Insulators ntawm Ceramic Khoomlos ntawm raw khoom piv, pwm tsim, qhuav nias molding, kub sintering rau precision sib tsoo. Peb pab neeg ua haujlwm engineering tuaj yeem ua kom tiav cov qauv tsim ntawm lub cev ceramic raws li koj qhov ntsuas hluav taws xob, tawg peev xwm thiab kev teeb tsa kev xav tau. Txais tos kom xa cov duab kos lossis cov kev qhia tshwj xeeb rau kev soj ntsuam cov txheej txheem thiab cov qauv docking.