Suryakanta 
General Quality Bricks shall be free from cracks and flaws and nodules of free lime. Bricks shall have smooth rectangular faces with sharp corners Bricks shall be of uniform in colour and texture. Bricks shall be mechanically shaped and not hand moulded. Bricks shall not be provided with frogs. Dimensional Specification Length (L), mm Width … Read more
General Quality Bricks shall be free from cracks and flaws and nodules of free lime. Bricks shall have smooth rectangular faces with sharp corners Bricks shall be uniform in colour The proportion of soil and fly ash shall be as per IS-2117-1991. Fly ash used to manufacture of bricks shall conform to grade 1 or … Read more
General Quality Bricks shall be free from cracks and flaws and nodules of free lime. Bricks shall have smooth rectangular faces with sharp corners Bricks shall be of uniform in colour and texture. The area of perforation shall be in between 30% to 45% of the total area of the corresponding face of the bricks. … Read more
General Quality Bricks shall be free from cracks and flaws and nodules of free lime. Bricks shall have smooth rectangular faces with sharp corners. Bricks shall be uniform in colour. Frog size of a hand moulded brick having height of 90 mm or 70 mm shall be as per the figure shown below. Dimensional … Read more
There are mainly two methods to determine the parameters of the soil for brick making: Practical field low cost methods and complex laboratory analysis. Low cost field methods test for the soil are mainly performed to obtain a first impression of its properties to produce good quality bricks. For confirmative tests it is always recommended … Read more
Bricks which are used in construction works are burnt bricks. They are classified into 4 categories on the basis of its manufacturing and preparation, as given below. First class bricks Second class bricks Third class bricks Fourth class bricks 1. First Class Bricks These bricks are table moulded and of standard shape and they are … Read more
Qualities of Good Bricks The good bricks which are to be used for the construction of important structures should posses the following qualities; The bricks should be table-moulded, well burnt in kilns, copper-coloured, free from cracks and with sharp and square edges. The colour should be uniform and bright. The bricks should be uniform in … Read more
Field Tests on Bricks It is necessary to check the quality of brick before using it in any construction activities.There are some field tests that we can conduct in the field in order to check the quality of bricks. These tests are as follows. Water Absorption Visual inspection Efflorescence Dimension Hardness Soundness Structure 1. Water … Read more
In my previous post, I discussed the constituents of good brick earth and their importance. But it is impractical to find brick earth having all the good constituents with the desired proportions. There also exist some harmful ingredients in brick earth, which can cause many defects in the manufactured bricks. Below mentioned are some of … Read more
Constituents of Good Brick Earth Bricks are the most commonly used construction material. Bricks are prepared by moulding clay in rectangular blocks of uniform size and then drying and burning these blocks. In order to get a good quality brick, the brick earth should contain the following constituents. Silica Alumina Lime Iron oxide Magnesia … Read more