seminar presentation on brick manufacturing

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  • 8/19/2019 Seminar Presentation on Brick Manufacturing

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      EMINAR

    PRE ENTATION ON

    BRICK

    MANUFACTURING

    KIRON RAJPUTCIVIL ENGG.

    6TH SEMESTER

    ROLL NO-POW-09-CV-022

    GROUP-C

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    OnOn

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    Contents Introduction

     Principal ingredients

    Principal forms of clay Manufacturing of Bricks

     Bricks size

     Common Test on Bricks Qualities of a rst class brick

     Conclusion

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    Introduction Brick is one of the oldest building materials used inconstruction.

     !en today the manufacturer of bricks still follo"s

    the same basic procedures.

      Today the use of modern plants ha!e mademanufacturing process more e#cient inmanufacturing bricks.

     $ith complete kno"ledge % better usage of ra"materials in better kilns ha!e increased the usageof bricks in modern decades.

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    Principal Ingredients The principal ingredients used in manufacturing of bricks isclay. The clay must consist of follo"ing ingredients. These

    are&

    '. (lumina) *+, to -+,

    *. ilica) /+, to 0+,

    -. 1ime) /,2. 34ides of iron) /, to 0,

    /. Magnesia) a small 5uantity

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    Principal Forms of Clay Clay occurs in three principalforms 6 same chemicalproperties 6 di7erent physical

    properties8urface clays 6 found nearthe surface of the earth

    8hale9s 6 sub:ected to highpressures relati!ely hard

    8;ireclays 6 deeper le!els 6uniform physical andchemical properties 6"ithstand higher temp.

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    Manufacturing of BrickMining and torageMined open pitClay is in form of large

    clumps 6 undergoesprimary crushing

     Preparing

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    Manufacturing of Brick Moulding&

      The clay is no"moulded. It can be

    done in t"o "ays. Theyare& >and moulding Machine moulding

     =enerally machinemoulded bricks arepreferred forconstruction.

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    Manufacturing of Brick ?rying Before drying must ha!ebet"een @ to -+, "ater

     Ailns are used to dry hrinkage occurs Temp range from * to

    *+2 degrees C ?rying time ranges from*2 to 2 hours

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     Burning and Cooling)

     It is a !ery importantoperation.

     It imparts hardness andstrength to the bricks

    =enerally 0/+ degreecentigrade is preferred.

     Can be burnt in Clamps or Ailns

    =enerally Ailns are popularlyused for its e#ciency andprotability.

    Manufacturing of Brick

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    Brick izes  The standard size of bricks

    is 'Dcm 4 Dcm 4 Dcm

      The traditional brick size is *2.cm 4 '*.'cm 4 @cm

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    Common Test on Bricks ( brick is generally sub:ected to follo"ingtests. These are&

    (bsorption Test

    Crushing trength test

    >ardness test

    Presence of soluble salts

    hape and size

    oundness Test

    tructure Test

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    Qualities of a ;irst class

    Brick The brick should be uniform and light It should be of standard size and shape

     It should gi!e a clear metallic sound "hen strucktogether.

     houldn9t absorb "ater more than *+, of its"eight

     hould not contain eEorescence

      Crushing strength shouldn9t be belo" /./+ FGmm*

     hould ha!e lo" thermal conducti!ity.

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    Conclusion Thus we can conclude with thatbricks are the most important

    materials for Civil Engg.Construction, so bricks shouldbe superior in uality thushaving the right composition of

    raw materials.