Service Hotline:+86-0417-5933518
Service Hotline:+86-0417-5933518
Dashiqiao Dongfang magnesia refractory Co., Ltd
ddress: nongkeli, Zhenxing street, Dashiqiao, Liaoning Province
Tel: +86-0417-5933518
Manager Jia: +86-13904975233
Manager Jia: +86-18640799658
QQ：461854606
Postcode: 115100
Bank of deposit: Business Department of Dashiqiao sub branch of ICBC
Account No.: 0709001909248131808
Tax No.: 210882561716
website: en.dfmznh.com
Asforthecurrentsituationofdomesticmagnesiasupplyshortage,foreignrefractoryenterprisesanddownstreamusersarealsoveryconcerned.Theyhavewrittentoaskwhenthissituationwillend,whetherthemagnesiapriceisexpectedtofallwithintheyear,orwhetherthesupplyshortagewillincreasewiththecomingofwinter.Thesequestionscanonlybeansweredbytime.However,industryinsidersbelievethatwiththefurtherstandardizationofenvironmentalprotectiongovernance,thenumberofenterprisesthatmeetthestandardtoresumeproduction,andthecontinuousproductionofmagnesiaprojectsinotherregionsexceptLiaoning,theshortageofsupplymaybealleviated,butthereislittlehopeofpricefallingintheshortterm.Therearetwomethodsformakingmagnesiachromebrick:burningoilimmersedmagnesiacarbonbrickandunburnedmagnesiacarbonbrick.Theformerbrickmakingprocessismorecomplexandrarelyused.Hereweonlybrieflydescribethecharacteristicsofthebrickmakingprocessofunburnedmagnesiacarbonbrick.Preparationofmud.Itisimportanttoselectthecriticalsizeoftheseed.Fineaggregateparticlescanreducetheopenporosityandenhancetheoxidationresistance.However,smallaggregateparticleswillincreasetheclosedporosityandreducethebulkdensity.Inaddition,thefineMgOaggregateiseasytoreactwithgraphite,andtheparticlesizeof1mmisgenerallyconsideredtobeappropriate.Undertheconditionofhighpressuremoldingequipment,theparticlesizeofmagnesiatendstobefine.Inordertoimprovethedensityofrefractorybrick,manymanufacturersadopttheparticlediameterofmorethan5mm.Magnesiachromebrickmanufacturer