bricks

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BRICKS A brick is a block of ceramic material used in masonry construction, usually laid using various kinds of mortar . The outer wall of a building is of 230 mm thickness. The main reason for this is the safety of the house and insulation from heat and water. In a cavity wall , two layers of brickwork are tied together with metal ties, with a cavity or 2 to 4 inches that may be filled with insulation. The arrangement of bricks in a row is called a Course. Two adjacent courses are never arranged in the same manner for strength purposes. There are three types of bricks: First Class Bricks: These bricks are well burnt and are very strong. Their colour depends on the type of oil used. Second Class bricks: These are moderately strong. These produce a metallic sound on hitting eachother. Chatka bricks: These bricks are formed of the left over materials and are not very strong. The size of a standard brick is: 230mm * 115mm* 75mm There is a depression on one side of the brick used to add mortar, called the Frog. It is placed at the top. Positions Bond : a pattern in which brick is laid Stretcher : a brick laid horizontally, flat with the long side of the brick exposed on the outer face of a wall. Header : a brick laid flat with the short end of the brick exposed. Bat - a cut brick. A quarter bat is one-quarter the length of a stretcher. A half-bat is one-half. Closer - Commonly a quarter bat. Queens closer - a brick that has been cut over its length and is a stretcher long and a quarter-bat deep. Kings closer - a brick that has been cut diagonally over its length to show a half-bat at one end and nothing at the other. There are different types of bricks depending on the way the bricks have been cut. Half Bat : The bricks cut along the stretcher at ½ he length Its dimensions are 115mm *115mm*75mm

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Page 1: Bricks

BRICKS

A brick is a block of ceramic material used in masonry construction, usually laid using various kinds of mortar. The outer wall of a building is of 230 mm thickness. The main reason for this is the safety of the house and insulation from heat and water. In a cavity wall, two layers of brickwork are tied together with metal ties, with a cavity or 2 to 4 inches that may be filled with insulation.

The arrangement of bricks in a row is called a Course. Two adjacent courses are never arranged in the same manner for strength purposes.

There are three types of bricks:

First Class Bricks: These bricks are well burnt and are very strong. Their colour depends on the type of oil used.

Second Class bricks: These are moderately strong. These produce a metallic sound on hitting eachother.

Chatka bricks: These bricks are formed of the left over materials and are not very strong.

The size of a standard brick is: 230mm * 115mm* 75mm

There is a depression on one side of the brick used to add mortar, called the Frog. It is placed at the top.

Positions

Bond: a pattern in which brick is laid

Stretcher: a brick laid horizontally, flat with the long side of the brick exposed on the outer face of a

wall.

Header: a brick laid flat with the short end of the brick exposed.

Bat- a cut brick. A quarter bat is one-quarter the length of a stretcher. A half-bat is one-half.

Closer - Commonly a quarter bat.Queens closer - a brick that has been cut over its length and is a stretcher long and a quarter-bat deep. Kings closer - a brick that has been cut diagonally over its length to show a half-bat at one end and nothing at the other.

There are different types of bricks depending on the way the bricks have been cut.

Half Bat : The bricks cut along the stretcher at ½ he length Its dimensions are 115mm *115mm*75mm

¾ Bat : The bricks cut along the stretcher of the brick at ¾ length.

Bevelled Bat Small Bevelled Bat Large Queen Closer Half Queen Closer Quarter King Closer Bevelled Closer Mitred Closer Double Bull Nose

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