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FC Magnesia carbon whole tapping hole

FC Magnesia carbon whole tapping hole
  • FC Magnesia carbon whole tapping hole
Produced by: Liaoning Fucheng Refractory Products Co.,Ltd

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Magnesiacarbonwholetappinghole

ThetapholeofconverteristheuniquechannelfromtheBoftotheladle,itiscrucialforthesteelplantstoimprovetheworkingratio,increasetheoutputwithintheunittimewhiletheworkingconditionofthetapholeisextremeharsh:1.Itisimpactedbysteelwaterunder1500-1700degreesagainandagain;

2.Itisoxidized,washedanderodedfrequently;

3.Itiseasydestroybecauseofthequickcoolingintreat.

Underthesevereworkingenvironment,theinsidediameteroftapholeisexpandedmoreandmore,tappingtimedecreasewiththeusagefrequency’sincreasing,tappingtimeisshorterthanstimulateones,thenslagentrapmentwillbecometheinevitablephenomenon,thiswilleffecttheoutputheavily.Atthissituationwehavetochangethetaphole.

TheservicelifeoftapholewilleffecttheMetallurgicalcycle,steelproductivity,effectofslagoftheconverter,andthenthequalityofthesteeldirectly.Thegooddegreesoftapholewillcontroltheamountofslagofconverterimmediately,andeffecttheabsorbforthealloytogetherwiththecontinuetreatmentdirectly.

Inviewofabovereasons,thesteelplantsbyconverterpaymuchmoreattentiontothetaphole,listthetechnicalandmanufactureintothemostimportantitem,soitisanindisputablerealitythatitisfortheconverterthatthetapholeisvitalimportant.

Manufacture:

1.Usethe99%Largecrystalasthemainrawmaterial,itcanmakethebricks’structuredense,

withthestrongresistanceforwashinganderrosion,andthenprovetherefractoriness,strengthen

theresistancefromtheslag

Atthesametimeweadd599flakegraphiteasbinder,thiskindoflargePhosphate

tabletscanimprovetheabilityofresistingoxidizing.

  1. WeimportCaB6andusethiskindofmaterialastheadditive,whichcanrefinetheresistanceofoxidizingobviously;
  2. Mixtherawmaterialaboveandotheronestogetherevenly
  3. Formingbyisostaticpressingmachineanddryunderhightemperature.

Productfeature:

5Perfectthermalshockability,canresisttheextremecoldandhot

  1. Densestructure,highresistanceforwashinganderosion,
  2. .excellentresistanceforoxidizingslagandspalling
  3. .highrefractoriness;
  4. Wonderfulsinterability,andadhesion

Productapplication:applytothesteelwaterpouringoutforBOFandelectricarcfurnace

specification

Item

Number

Chemical

MgO

:≥78%

C:

≥12%

physical

CCS

≥30MPa

AP

≤5%

BD

≥2.9g/cm3

Refractoriness

1500℃-1600℃

Construction:Toinstall

Packing:

Store:

1.undertheroomtemperature.

2.Time:halfayear

Payattentionto:


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FC Magnesia carbon whole tapping hole
 FC Magnesia carbon whole tapping hole Magnesiacarbonwholetappinghole ThetapholeofconverteristheuniquechannelfromtheBoftotheladle,itiscrucialforthesteelplantstoimprovetheworkingratio,inc...
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