Hoffmann kilns is the most commonly used kiln in production of bricks and some other ceramic products. It is patented by German Friedrich Hoffmann for brick making in the year 1858.

Hoffmann kiln is v…

Brick plays very important role in the field of civil engineering construction. Bricks are used as an alternative of stones in construction purpose. Here some main uses of construction brick are given…

It is always desirable to use the best quality brick in constructions. Therefore, the Characteristics of a good brick must be investigated. Generally good bricks possesses following properties-

  • Bric…

If calcium carbonate is present in brick raw material, quicklime will be produced in the kiln. These quicklime, with the help of water, will form hydrated lime and the process expands. Sufficiently large lime particle located near the surface will pop off a piece of brick which will generally create a circular pit. The process is known as lime pitting of bricks.


List of Brick Tests

  • Absorption test
  • Compressive Strength Test (Crushing Strength Test)
  • Efflorescence Test (Presence of Soluble Salts)
  • Hardness Test
  • Impact Test
  • Dimension Tolerance Test
  • Shape and Size
  • Color Test
  • Soundness Test
  • Structure Test
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