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

What should I do if the mud is thixotropic? Ancient Cantonese Weapon

AccordingtoFoshanGoway’s11-yearexperienceinproducingceramicdebondingagents,andvisitingalargenumberofcustomerceramicfactoriesfordebugging,itcanbeseenthatintheproductionofceramicfactories,whetheritisamudwithagooddegreeofdissolutionoramudwithapoordegreeofdissolution,howmuchThereistheproblemofthixotropy.Ofcourse,thesmallerthethixotropyofthemudusedintheproductionofbuildingceramictiles,thebetter,becausethemudthixotropyistoolarge,whichwillleadtodifficultiesindischargingandmudtransportation;secondly,themudthixotropybecomeslargerandthemudflowratechangesgreatly,whichisnotconducivetoproductioncontrol.Thisarticlemainlyanalyzestheinfluencingfactorsofthethixotropyofceramictilebodymudandprovidessomemethodstoimprovethethixotropyofceramictilebodymud.DefinitionofthixotropyWhentheclaymudorplasticmudmassisvibratedorstirred,theviscositywilldecreaseandthefluiditywillincrease,anditwillgraduallyreturntoitsoriginalstateafterbeingstationary.Reasonsforthixotropyofmud1.TheinfluenceofdifferentdebondingagentsonmudthixotropyIfthemudisonlyaddedwithsodiummetasilicate,itcanalsobedebonded,butthethixotropyofthemudisverylarge.Addingasmallamountofmodifiedhumatecangreatlyimprovethethixotropyofthemudandreduceitsthixotropy;addingasmallamountofGoway’sliquiddegellingagentFG-D109Acanalsogreatlyimprovethethixotropyofthemud,sothatItsthixotropybecomessmaller;throughsomecustomerinquiries,Goway foundthatalthoughthesoilinthenorthisdifficulttodebond,theuseofalargeproportionofwaterglasscanstabilizethemudsystemandreducethethixotropyofthemud.2.TheinfluenceofmillingtimeonmudthixotropySomeexperimentaldatafromGoway indicatethatthelongerthemillingtime,thesmallerthemudfinenessandthegreaterthethixotropyofthemud.3.TheinfluenceofmoistureonthethixotropyofmudThehigherthemudmoisture,thesmallerthethixotropyofthemud.Thelowerthemudmoisture,thegreaterthethixotropyofthemud.Thisisbecausewithintheallowablewaterrangeofthemud,thewatercontentislarge,themudisthin,andtheforcebetweentheclayparticlesissmall,makingitdifficultThecardstructureisformed,thatis,thethixotropyissmall;thewatercontentissmall,themudisthick,andthecardstructureiseasilyformed,thatis,thethixotropyislarge.Summaryofmethodstoimprovemudthixotropy1.Thetypeofdegellingagenthasagreaterimpactonthethixotropyofthemud.Smallorganiccompoundssuchasmodifiedhumate,modifiedcitrate,andmodifiedoxalatecanimprovethethixotropyofthemud;useGoway’sLiquiddegellingagentcaneffectivelyimprovethethixotropyofmud.2.Waterglasscanstabilizethemudsystemandimprovethethixotropyofthemud.3.Theamountofdebondingagentaddedhasagreaterimpactonthethixotropyofthemud.Excessivedebondingagentnotonlyhasanadverseeffectontheflowrate,butalsoincreasesthethixotropyofthemud.4.Ifthemillingtimeistoolongandthemudfinenessistoosmall,thethixotropyofthemudwillbecomeworse.5.Withintheallowablewaterrangeofthemud,thewatercontentislarge,themudisthin,andthethixotropyissmall;thewatercontentissmall,themudisthick,andthethixotropyislarge.Specificproblemsareanalyzedindetail.Customerswithtechnicaldifficultiesarewelcometocallforconsultation.Goway willprovideyouwithone-to-oneservices.

18

2023

/

04

< 1...282930...33 >