NEWS

NEWS

Focus On High-Quality Silicate (Ceramic) Materials

Analysis of 8 common processes of black core defects in ceramic bodies | Goway Sharing

Goway professionalproduction Bodyreinforcement Andceramicpowdermodifiers,weoftenencountercustomerswhohaveblack-heartedquestionsandaskaboutimprovementmethods.NowIwillanalyzetheinfluenceofeachprocessonblack-heartedness.TheinfluenceofeachprocessontheblackheartRawmaterialIntheactualproductionprocess,especiallyonce-firedwhitebilletproducts,specialcontroloforganicmatterandironcontentisrequired.Forexample,theorganicmatterinmudrawmaterials,thecoalcontentintalc,andeventhequalityofsodiumrotwillhaveanadverseeffectontheproduct.Atpresent,correspondingequipmenthasappearedintheindustry,whichcanremovebranchesandleavesinthematerialbeforetherawmaterialsareaddedtotheballmill,butforhumus,thereisstillnoway.Theimpactcanonlybereducedbycontrollingitsdosage.SuchastheblacktalcinJiangxi,theblackinsideisassociatedwithcoal-likesubstances.Oncetheamountishigh,blackheartsarepronetoappear.However,low-sodiumhumateisproducedfromlow-qualityligniteandlow-sodium,sotheorganiccarbonchainlengthisrelativelyhigh,andwhentheamountislarge,problemsarerelativelyeasytooccur.BodymoistureTheeffectofbodymoistureontheblackcoreismainlyusedwhenthemoistureinthebodyishigh,whichwillresultinfewerporechannelsinthebody.Duringfiring,theexhaustchannelislackingwhentheorganicmatterisburned,anditiseasytocauseorganicmatter.Combustiongasisnoteasytoescape.Thisimpactisanindirectimpact.Duringtherainyseasoninthesouth,thebodycolorshouldberelativelydark.ThesubdivisioncontentinthegreenbodyistoohighInthegreenbody,ifthecontentoffinepowderistoohigh,itwilleasilyblocktheexhaustofthecombustiongas,resultinginablackcorephenomenon.AddotherpollutantstothepowderDuringtheproductionprocess,specialattentionshouldbepaidtoaccidentalentryofpollutants.Suchastheimpactofcarbonparticlescausedbyincompletecombustionduringspraydrying,equipmentleakageandoildripping,andthebeltwearandtearintothegreenbody.Thesesituations,iftheyoccur,generallyappearinindividualproductsratherthanonalargescale.MoldingpressureIfthemoldingpressureistoohigh,thesurfaceofthegreenbodywillbedensified,sothatthecombustiongasinthegreenbodycannotescape,andtheblackcorephenomenonwillalsoappear.Similarly,iftheshapeofthemoldismorecomplex,themoldingpressureofeachareaoftheproductisinconsistent,resultingininconsistentdensitiesineacharea,andblackcorephenomenonmayalsooccur.BricktypethickIfthebrickistoothick,itwillalsocausedifficultyingasremoval,resultinginreductionreactionsandblackhearts.LowglazemeltingtemperatureTheglazehasalowinitialmeltingtemperatureorcontainslow-temperaturefrit.Atalowerfiringtemperature,theglazewillcoverthesurfaceofthebody,makingitdifficulttoexhaustthebody.Itmaycauseblackheartsandevenbubbling.FiringstageAgoodfiringsystemcanwellrestraintheappearanceofblackhearts.However,iftheoxidationisinsufficient,thefiringtimeistooshort,etc.,whichmaycauseblackhearts.Afterall,duetothelackofmud,manufacturersmaydeliberatelyintroduceorganicmatterinordertoincreasethestrengthofthegreenblanks.Ifthefiringsystemisnotarranged,theprobabilityofblackheartswillbegreatlyincreased.Generallyspeaking,controltheorganiccontentandironcontentoftherawmaterials,theintroduced bodyenhancer payattentiontocontrolthecarbonchainlength,ensuretheairpermeabilityinthebody,arrangeagoodfiringsystem,andpayattentiontotheproductionenvironment.Goodtopreventblackhearts.

18

2023

/

04

Is the special intensifier for ceramic large slate really that magical?

In2020,therockslabswillprotrudeandbeencircled.Inthelong-silentanddepressedceramiccircle,thefamiliar"waves"oftheceramicsindustryhavebeengreatlyaroused,andtheceramicsindustrywillonceagainbecomepopular.Withtheincreaseinthescaleofmassproductionofslabsandslates,specialintensifiersforceramicslateshavequicklyenteredeveryone'seyes.Infact,advancedceramiccompaniesinforeigncountrieshavegenerallyusedtheproductsofspecialenhancersforceramiclargeslateplates.Inthepasttwoyears,theyhaveonlyrisenupandusedinChinaonalargescale.Evensomeceramiccompaniesarestillintheprocessofexploring.Howdoesthespecialstrengtheningagentforlargeslateslabprovideamagicaleffectfortheproductionoflargeslateslab?Comparedwithcommonreinforcingagents,Goway’sspecialreinforcingagentforceramicslateslabsincreasesthetoughnessofceramicsonthebasisofcommonreinforcingagents.Withoutaffectingtheperformanceofmud,itcangreatlyenhancethestrengthofthedrybodyandincreasethefluidityofthepowder;Itiseasytoformandimprovethecrackingofthebrickblanksandimprovethebondingperformanceofthepowder.Thisproducthasagoodeffectonimprovingthedamagecausedbytheinsufficientstrengthoftheblankduringthevibrationanddryingprocessontheconveyorlineaftertheblankisstampedorrolled.Ithasnoadverseeffectonfiringandincreasestheflexibilityofthefinishedproduct,whichgreatlyreducesthedamageofthefinishedproductfromcuttingandcracking.Ithasobviouseffectonsolvingthedefectsofgreenbody,particlecracks,fragileedgesandcorners.Itisindispensabletoimprovethestrengthofthegreenbodyandtheyieldandqualityofceramics,anditcanreducemudconsumptionbymorethan5%forceramicenterprises.Therefore,thedomesticceramicslateslatespecialenhancerplaysanindispensableroleintheproductionandoccupiesanimportantrole.Inthecircumstancethatthehigh-qualitysoilisdeclining,theceramicslateslateenhanceristhefirstchoiceofallceramiccompanies.

18

2023

/

04

Goway tells you the practical application of ceramic debonding agent

Ceramicdebondingagentiswidelyusedintheprocessofmudmaking,refiningandglazemakingintheceramicindustry.Itcanmakethemudandglazehavelowwatercontent,goodfluidity,non-returningandgoodstability.OncetheproductsofGoway wereputonthemarket,theywerewarmlywelcomedbytheceramicenterprises.Goway'sglue-relievingagentcancompletelyorpartiallyreplaceSTPPwithlowercost.Ithasawiderangeofdebonding,andithasabettereffectonhigh-aluminum,recycledmaterialsandotherdifficult-to-dissolveformulasystemmuds.Effectivelydebondtheceramicblanks,therebyreducingtheviscosityoftheslurry,improvingthefluidity,reducingthemoisture,savingtheenergyconsumptionofballmillinganddrying,andincreasingtheoutput;andtheparticlegradationoftheslurrycanbemorereasonable,andthefluidityoftheslurrycanbeimproved.Theoverallperformanceoftheslurry.Generally,whenselectingtheglueagent,asmalltestandapilottestarerequiredbeforethemudandsandmaterialsareused.Takethemudandsandusedintheformula,dryorairdry,andcrush(passthrough8-10meshsieve),anddeterminethroughasmalltestThetypeandadditionrangeofthedebondingagent,andthencarryoutthepilottest,andthenthelarge-scaleproduction.GenerallyinSouthChina,theamountofdegellingagentaddedis0.4%~0.8%,afeware0.3%~0.4%ormorethan0.8%;inNorthChina,itisintherangeof0.6%~1.0%;inaddition,differentproductionareashavedifferentrequirementsforthetypeofdegellingagent.different.Inactualapplication,itneedstobetestedanddeterminedtoachievethede-glueeffect,soastoachievethepurposeofreducingcostsandincreasingbenefits.Dosageandmethodofuse:1.Thecommonlyusedrangeofthisproductisabout0.1-0.5%byweight.Aseriesofsmalltestsshouldbedonebeforeusetoobtaindatathatcanmaketheclayrawmaterialsbetterdecoagulate.2.Addthisproductbeforeballmilling.Itcanbedissolvedinwaterandthenmixedwiththerawmaterials,oritcanbedirectlyaddedtothedrymaterialandmixedevenlybeforeproceedingtothepulpingprocess.3.Aftermixingandpulping,thisproductcanmakethebodyshapeinashorttime,savingatleast30%ofthetimecomparedwithnoadditives.4.Thisproductcanbecombinedwithsodiumoxalateandsodiumcarbonate.5.Thisproductshouldbesealedandstoredinadryandcoolplaceafteruse.

18

2023

/

04

< 12 >