Brick is a small rectangular block typically made of fired or sun-dried clay, used in building. in the past, bricks used to refer to a unit serene of clay, however, nowadays it is used to refer to any rectangular units laid in mortar. Bricks vary in design, size, and types and are in most cases manufactured in large amounts. The main areas that used in grouping bricks are quality, origin, materials used, forming method and size. The main categories of bricks when classified in terms of manufacture method include, Extruded, Dry-pressed and Moulded brick. The three main types of bricks categorized by manufacture method are different in that the extruded bricks are made by being forced through an opening in a steel die, with a very reliable magnitude and form, on the other hand, the moulded ones are shaped in moulds by humans or by machines while the depressed bricks are made of thick clay mix and are also compressed with higher force just like the extruded bricks. Moreover, brings can be divided in term of use and these include, hollow, face and keyed bricks. In addition, the common bricks are intended to be invisible and are largely applied for interior structure of a building, however, the face bricks are chiefly applied on the outlying surfaces of a structure mainly to offer a clean and realistic appearance, nevertheless, paving bricks are used in walk away and on roadways, whereas the thin bricks have a relatively small height and length and are mostly thin.
Another classification of bricks is chemical resistant, engineering bricks and refractory bricks. The fire bricks are different from the chemical resistant bricks in that the former is highly resistant to fire whereas the latter is resistant to chemicals. Moreover, bricks can be classified according to the place of origin, for instance, London Stock brick, Dutch brick, Nanak Brick and Roman brick.
Bricks restoration refers to the process of repairing bricks that have worn out, or when the motor joints have disappeared, or even in the event that the bricks are loose or they are in bad shape. The following are some of the steps that need to be put into consideration when restoring a brick. It is crucial to look for a contractor who will do the job in the event that your bricks are in bad shape. While looking for a contractor, you need to interview a number of them in order to ascertain if they are licensed by the regulatory body and if they are insured by a recognized insurance company. In the event that you are restoring the wall of your house by yourself then you need to follow the following simple procedures, these include, raking out the bed joints of the brick, cleaning out the joints , washing down the wall, mixing mortar, then use the mortar to fill the joints, after filling, brush the wall.