Cov ntaub ntawv refractory rau qhov cub coke

Muaj ntau hom khoom siv refractory siv rau hauv cov qhov cub coke, thiab txhua yam khoom siv muaj nws cov xwm txheej siv tshwj xeeb thiab cov kev cai ua haujlwm. Cov hauv qab no yog cov khoom siv refractory feem ntau siv rau hauv cov qhov cub coke thiab lawv cov kev ceev faj:

1. Cov khoom siv refractory feem ntau siv hauv cov qhov cub coke
Cov cib silicon

Nta: kub tsis kam (saum toj no 1650 ℃), acid corrosion tsis kam, thiab thermal stability zoo.

Daim Ntawv Thov: Feem ntau siv rau hauv thaj chaw kub siab xws li chav sib txuas, chav carbonization, thiab lub cub tawg sab saum toj ntawm lub qhov cub coke.

Cov kev ceev faj:

Cov cib silicon feem ntau yuav hloov pauv siv lead ua hauv qab 600 ℃, ua rau muaj kev hloov pauv ntawm qhov ntim, yog li lawv yuav tsum tsis txhob siv rau hauv thaj chaw kub qis.

Thaum lub sijhawm tsim kho, cov pob qij txha cib yuav tsum tau tswj hwm nruj me ntsis kom tiv thaiv kev nthuav dav ntawm cov pob qij txha cib ntawm qhov kub siab.

 

Cov cib alumina siab

Nta: siab refractoriness (saum toj no 1750 ℃), zoo thermal poob siab tsis kam, thiab muaj zog corrosion tsis kam.

Daim Ntawv Thov: Siv rau hauv phab ntsa cua sov, hauv qab cua sov, chav cia cua sov thiab lwm qhov ntawm lub qhov cub coke.

Cov kev ceev faj:

Cov cib uas muaj alumina siab muaj qhov tsis kam rau alkaline corrosion thiab yuav tsum tsis txhob kov cov tshuaj alkaline ncaj qha.

Thaum lub sijhawm tsim kho, yuav tsum tau them sai sai rau qhov ziab thiab ci ntawm lub cev cib kom tiv thaiv kev tawg.

 

Cib av nplaum hluav taws

Nta: zoo tiv taus cua sov, pheej yig, zoo thermal poob siab tsis kam.

Daim Ntawv Thov: siv rau hauv thaj chaw kub qis xws li lub flue ntawm lub qhov cub coke thiab qhov qis dua ntawm lub chamber cia cua sov.

Cov Lus Cim:

Qhov refractoriness ntawm cov av nplaum cib yog qis thiab tsis haum rau thaj chaw kub siab.

Ua tib zoo saib xyuas cov dej noo kom tsis txhob poob zog tom qab nqus dej.

 

Pob zeb magnesium

Nta: siab refractoriness thiab muaj zog tsis kam rau alkaline erosion.

Daim Ntawv Thov: siv rau hauv qab thiab cua sov ntawm lub qhov cub coke thiab lwm qhov chaw uas kov cov tshuaj alkaline.

Cov Lus Cim:

Cov cib magnesium yooj yim nqus dej thiab yuav tsum tau khaws cia kom zoo kom tsis txhob muaj dej noo.

Tus coefficient ntawm thermal expansion ntawm magnesium bricks yog loj, thiab yuav tsum tau them sai sai rau cov teeb meem thermal shock.

 

Cov cib silicon carbide

Nta: kev ua haujlwm siab thermal, kev hnav tsis kam, thiab kev ua haujlwm zoo heev thermal shock.

Daim Ntawv Thov: siv rau hauv lub qhov rooj cub tawg, lub hau cub tawg, lub qhov cub thiab lwm qhov ntawm lub qhov cub coke uas xav tau kev kub ceev dissipation.

Cov Lus Cim:

Cov cib silicon carbide kim heev thiab yuav tsum tau xaiv kom tsim nyog.

Tsis txhob kov cov pa roj oxidizing muaj zog kom tiv thaiv kev oxidation.

 

Cov khoom siv refractory

Nta: kev tsim kho yooj yim, kev ncaj ncees zoo, thiab kev tiv thaiv thermal zoo heev.

Daim Ntawv Thov: Siv rau kev kho qhov cub coke, cov khoom sib xyaw ua ke thiab kev ua casting.

Cov Lus Cim:

Tus nqi ntawm cov dej ntxiv thaum lub sijhawm tsim kho yuav tsum tau tswj hwm nruj me ntsis kom tsis txhob cuam tshuam rau lub zog.

Yuav tsum maj mam tsa qhov kub kom tsis txhob tawg.

Cov fiber refractory

Nta: lub teeb yuag, zoo thermal rwb thaiv tsev, thiab zoo heev thermal poob siab tsis kam.

Daim Ntawv Thov: Siv rau txheej rwb thaiv tsev ntawm cov coke qhov cub kom txo cov cua sov poob.

Cov Lus Cim:

Cov fibers refractory tsis tiv taus kev cuam tshuam ntawm cov khoom siv kho tshuab thiab yuav tsum tau zam los ntawm kev puas tsuaj sab nraud.

Tej zaum yuav muaj qhov ntsws me me thaum kub ntev thiab yuav tsum tau kuaj xyuas tas li.

Cov cib corundum

Nta: siab heev refractoriness (saum toj no 1800 ° C) thiab muaj zog corrosion tsis kam.

Daim Ntawv Thov: Siv rau hauv qhov chaw kub thiab kub-yaig ntawm cov qhov cub coke, xws li nyob ib puag ncig cov hlawv.

Cov kev ceev faj:

Cov cib corundum kim heev thiab yuav tsum tau xaiv kom tsim nyog.

Ua tib zoo saib xyuas qhov compactness ntawm cov pob qij txha cib thaum lub sijhawm tsim kho.

2. Cov kev ceev faj rau kev siv cov khoom siv refractory ntawm lub qhov cub coke
Kev xaiv cov khoom siv

Xaiv cov khoom siv refractory kom tsim nyog raws li qhov kub ntawm ntau qhov chaw ntawm lub qhov cub coke, cov xov xwm corrosive (acidic lossis alkaline) thiab lub nra hnyav.

Tsis txhob siv cov khoom siv hluav taws xob uas kub tsawg hauv cov chaw kub siab kom tiv thaiv cov khoom tsis ua haujlwm.

Kev tsim kho zoo

Tswj xyuas qhov loj ntawm cov pob qij txha cib thiab siv cov av nkos refractory kom tsim nyog kom ntseeg tau tias qhov ceev ntawm masonry.

Rau cov castables refractory, kev tsim kho yuav tsum tau ua raws li qhov sib piv kom tsis txhob muaj dej ntau dhau uas cuam tshuam rau lub zog.

Kev ua haujlwm ci hauv qhov cub

Yuav tsum tau ci cov qhov cub coke uas nyuam qhuav ua lossis kho dua tshiab. Yuav tsum tau nce qhov kub maj mam thaum ci kom tsis txhob tawg lossis tev cov khoom siv refractory vim qhov kub hloov pauv sai.

Kev saib xyuas txhua hnub

Tshawb xyuas qhov hnav, yaig thiab tawg ntawm cov khoom siv refractory ntawm lub qhov cub coke tsis tu ncua thiab kho lawv raws sijhawm.

Tsis txhob ua haujlwm kub dhau ntawm cov qhov cub coke kom tiv thaiv kev puas tsuaj rau cov khoom siv refractory ua ntej lub sijhawm.

Kev khaws cia thiab kev txuag

Cov ntaub ntawv refractory yuav tsum tau khaws cia rau hauv qhov chaw qhuav kom tsis txhob muaj dej noo (tshwj xeeb tshaj yog magnesia cib thiab refractory castables).

Cov ntaub ntawv refractory ntawm cov ntaub ntawv sib txawv yuav tsum tau khaws cia cais kom tsis txhob muaj kev tsis meej pem.

Kev Txheeb Xyuas
Cov khoom siv refractory feem ntau siv hauv cov qhov cub coke suav nrog cov cib silica, cov cib alumina siab, cov cib av nplaum, cov cib magnesia, cov cib silicon carbide, cov castable refractory, cov fiber refractory thiab cov cib corundum. Thaum siv, cov ntaub ntawv yuav tsum tau xaiv raws li cov xwm txheej ua haujlwm tshwj xeeb, thiab yuav tsum tau them sai sai rau qhov zoo ntawm kev tsim kho, kev ua haujlwm ntawm qhov cub thiab kev saib xyuas txhua hnub kom ntev lub neej ntawm qhov cub coke.