Tests for  burnt clay bricks as per IS : 3495-1976

In this article Learn: tests for burnt clay bricks as per is:3495-1976,test for compressive strength,test for water absorption,Test for efflorescence.  Tests for  burnt clay bricks as per is : 3495-1976  tests for  burnt clay bricks as per is : 3495-1976. are described below:             1. Test for compressive strength. According to Tests for  burnt clay bricks as per […]

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Different forms and shapes of bricks

DIFFERENT FORMS OF BRICKS Below are described a few important forms in which bricks are made in various shapes to suit the different situations in which they are used. 1. Ordinary bricks. These are ordinary bricks with rectangular faces and of standard size. 2. Perforated bricks. These bricks have cylindrical holes through their thickness (Fig. […]

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Working of Clamp or Pazawah,Bull’s trench kiln,Hoffman’s kiln.

In this Article Learn about: Burning of bricks,Clamp or Pazawah,Bulls trench kiln,Sequence operation of Bull’s trench kiln, Advantages and disadvantages of Bulls trench kiln,Hoffman’s Kiln,Advantages and disadvantages of Hoffman’s kiln. Burning of bricks             After the bricks have dried in sun these are burnt in kilns to make them harder, stronger, denser, less absorbent and […]

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completion of drying operation of moulded bricks

In this article learn about : completion of Drying operation of moulded bricks,moulded bricks,drying of bricks,drying operation,drying bricks, drying operation of moulded bricks Drying operation of moulded bricks             Before burning of moulded bricks  it is essential that the bricks have dried and have become sufficiently hard to be handled and stacked in clamps or […]

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Hand moulding,ground moulding and machine moulding of bricks

Learn : Hand moulding,ground moulding and machine moulding of bricks MOULDING OF BRICKS Hand moulding,ground moulding and machine moulding of bricks             Giving the required shape to the prepared brick-earth is known as moulding of bricks. There are two different ways of doing it: (i) Hand moulding, and (ii) Machine moulding.  1. Hand moulding . […]

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Various operations involved in preparing Brick-earth.

In this article Learn about: various operations involved in preparing brick earth,digging,weathering,blending and tempering. pug mill, mould, wooden mould, steel mould, PREPARATION OF BRICK-EARTH Following are the various operations involved in preparing Brick-earth.  Digging. If the area from where soil is to be taken is grassy or has other vegetation then the top layer (about […]

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Field tests for soils for brick manufacture

FIELD TESTS FOR SOILS FOR BRICK MANUFACTURE : Clay for brick making is prepared differently in a rural environment – manually in small brick yards – and near towns and urban areas mostly in large-scale factories employing heavy duty machinery and equipment. Since modern clay works, quite often cannot satisfy the demand for brick and tiles, […]

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Brick earth composition,functions of brick constituent,harmful ingredients of bricks

In this article Learn about : Brick earth composition,{ clay(alumina), silt, sand}, functions of brick constituent (silica or sand, alumina, lime, magnesia, oxide of iron), harmful ingredients of brick  (lime, iron pyrites,Pebbles of stone and gravel etc, Alkalies, Reh or Kallar)  BRICKS EARTH             Composition. A good brick-earth should be such that when prepared with water […]

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Bricks classification,bricks charectristics,bricks uses,bricks as per ISI : 1077-1976

Learn : Bricks,Classification,Characteristics and its uses. (i)Sun-dried or Kacha bricks,(ii)Burns or Pucca bricks.(a)First class bricks (b)Second class bricks(c)Third class or pilla bricks, (d)Overburnt or Jhama bricks,Classification as per ISI. bricks as per ISI : 1077-1976,TABLE :  Classes of Common Burnt Clay Bricks BRICKS  Bricks are blocks of tampered clay moulded to suitable shapes and sizes while it is still […]

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