Brick


 * __BRICK__**

The brick is made of clay which is a sedimentary material of very small particles of hydrated alumina silicates, and other minerals such as kaolin, montmorillonite and illite.
 * - What are they made of?**

The bricks are used in construction fences, walls and partitions. It is mainly used to build walls or partitions.
 * - What are they used for?**

According to their shape, the bricks are classified as: ● Perforated brick: which are all those with perforations in the table that cover more than 10% of the surface thereof. Are used in implementing the brick facade. ● Solid brick: those with less than 10% of perforations in the table. Some models have a recess in the tables and heads to the walls without running sores. ● Brick tile or manual, simulating the old handmade bricks, looking rough and wrinkled faces. Have good properties ornamentals. ● Moulded brick: one that has a curved profile, so that by placing a row of brick rowlock generally, forms a molding run. The name comes from the templates used by the masons to carve the stones, and used to give that form to the brick. ● Hollow brick: are those that have slots on the song or the head to reduce weight and volume of material used in them, making it easier to cut and handle. Those with horizontal holes are used to partition that will not withstand heavy loads. Can be of several types: ● Thin bricks: his rope and blight are much larger than its thickness. In Spain, their common dimensions are 24 x 11.5 x 2.5 cm. ●Hollow brick simple: it has a row of holes in the head. ● Hollow brick double with two rows of holes in the head. ● Hollow brick triple: three rows of holes in the head. ● Facing Brick: those that are used outdoors with a special finish. ● Refractory brick: is placed in places where it must withstand high temperatures, such as stoves or fireplaces.
 * - How many types of brick are there?**

Is the law of locking arrangement of the bricks in a wall, which provides from the dimensions of the wall to meetings, so that the wall rises evenly throughout the building height.
 * - What is the meaning of brick laying techniques?**

● Rowlock Rig: Rig consists of pieces arranged rowlock, is singing, so that the coals are. ● Rig in panderete: the employee to carry out walls, their thickness is the thickness of the part and not ready to absorb loads other than its own weight.
 * - Describe 2 brick laying techniques**

●Advantages: To reinforce walls and ramparts on the daubed outside parties for their resistance
 * - What are their advantages and disadvantages?**