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BRICKS
BY-
IQBAL AZAM
MD FAIZAN ANSARI
MD ATIQUE
MD AAMIR
MD AZAM
KRISHNA KUMAR RAI
MD FAIZAN AHMAD
VISHAL SINGH
BRICKS ARE OBTAINED BY MOULDING CLAY IN
RECTANGULAR BLOCKS OF UNIFORM SIZE
AND THEN BY DRYING AND BURNING THESE
BLOCKS. AS BRICKS ARE OF UNIFORM SIZE,
THEY CAN BE PROPERLY ARRANGED, LIGHT IN
WEIGHT AND HENCE BRICKS REPLACE STONES.
How to make bricks –
COMPOSITION OF GOOD BRICKS
1. ALUMINA (20-30%)
2. SILICA (50-60%)
3. LIME (05%)
4. OXIDE OF IRON (05-06%)
5. MAGNESIA
HARMFUL FOR BRICKS
1. ALKALIS
2. LIME (>5%)
3. IRON PYRITE
4. PEBLES
After shape & size of the bricks
, Bricks are fired between 10 &
40 hours. Firing may be divided
in to five general stages.
1.Final drying (up to about 400 F)
2.Dehydration(about 300 F to 1800 F)
3.Oxidation (about 1000 F to 1800 F)
4.Vitrification (about 1600 F to 2400 F)
5. Flashing or reduction firing
THERE ARE TWO TYPES OF BRICKS:-
1)MODULAR BRICK
200mm-100mm-100mm
2)TRADITIONAL BRICK
230mm-115mm-75mm
WEIGHT OF A BRICKS
ALMOST 3 Kg
Other types of bricks-
1.fire bricks
2.light weight hollow blocks
3.concrete bricks
4.high alumina bricks
5.star fly ash brick
etc.
TEST OF BRICKS:-
Classification of
bricks
 TYPES OF GRADE PROPERTIES Uses
 bricks
 1st Class a well, burnt, sound, face-worked
 Bricks sharp edges, proper structure
 shape &size
 2nd class b irregular in shape ordinary
 Bricks & size , blunt edges structures, brick
 work, under
 plaster
 3rd class c under burnt , soft unimportant &
 Bricks & light in colour temporary , at
 heavy
 palaces
 4th class d deformed shape & aggregates
 bricks size, over burnt for
 concrete in
 foundation,
 floors ,etc.
THANK
YOU

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How bricks are made and their types

  • 1. BRICKS BY- IQBAL AZAM MD FAIZAN ANSARI MD ATIQUE MD AAMIR MD AZAM KRISHNA KUMAR RAI MD FAIZAN AHMAD VISHAL SINGH
  • 2. BRICKS ARE OBTAINED BY MOULDING CLAY IN RECTANGULAR BLOCKS OF UNIFORM SIZE AND THEN BY DRYING AND BURNING THESE BLOCKS. AS BRICKS ARE OF UNIFORM SIZE, THEY CAN BE PROPERLY ARRANGED, LIGHT IN WEIGHT AND HENCE BRICKS REPLACE STONES.
  • 3. How to make bricks –
  • 4.
  • 5.
  • 6.
  • 7. COMPOSITION OF GOOD BRICKS 1. ALUMINA (20-30%) 2. SILICA (50-60%) 3. LIME (05%) 4. OXIDE OF IRON (05-06%) 5. MAGNESIA
  • 8. HARMFUL FOR BRICKS 1. ALKALIS 2. LIME (>5%) 3. IRON PYRITE 4. PEBLES
  • 9.
  • 10.
  • 11. After shape & size of the bricks , Bricks are fired between 10 & 40 hours. Firing may be divided in to five general stages.
  • 12. 1.Final drying (up to about 400 F) 2.Dehydration(about 300 F to 1800 F) 3.Oxidation (about 1000 F to 1800 F) 4.Vitrification (about 1600 F to 2400 F) 5. Flashing or reduction firing
  • 13.
  • 14.
  • 15. THERE ARE TWO TYPES OF BRICKS:- 1)MODULAR BRICK 200mm-100mm-100mm 2)TRADITIONAL BRICK 230mm-115mm-75mm WEIGHT OF A BRICKS ALMOST 3 Kg
  • 16. Other types of bricks- 1.fire bricks 2.light weight hollow blocks 3.concrete bricks 4.high alumina bricks 5.star fly ash brick etc.
  • 17.
  • 19.
  • 21.  TYPES OF GRADE PROPERTIES Uses  bricks  1st Class a well, burnt, sound, face-worked  Bricks sharp edges, proper structure  shape &size  2nd class b irregular in shape ordinary  Bricks & size , blunt edges structures, brick  work, under  plaster  3rd class c under burnt , soft unimportant &  Bricks & light in colour temporary , at  heavy  palaces  4th class d deformed shape & aggregates  bricks size, over burnt for  concrete in  foundation,  floors ,etc.
  • 22.
  • 23.
  • 24.
  • 25.