Category: 3. Lime
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Lime uses
Lime can be used for the following purposes: Lime Mortar: Lime mortar has been widely used in construction works since ancient times. Lime mortar is used as a building medium for brick, stone and other masonry, as well as for plastering and pointing. Depending on the composition of lime mortar for building work:Masonry type Work…
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Platform slaking what it is
This method provides a dry slaking of lime that can be used or converted into putty. A watertight masonry platform is constructed, on which lime is spread in a layer of 15 cm. Water is then sprayed on it through a hose pipe until the lime is broken into a fine powder. During the dewatering…
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What Tank Slaking is
This method requires two brick-built tanks. The first tank is about 45 cm deep and is built on a higher level, while the second tank is 60-75 cm deep and is built on a lower level adjacent to the first tank. The upper tank is filled with water to about three-fourths of its depth and…
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What Intermittent kilns is
It is also known as batch type kiln. These are permanent structures of rectangular, oval or cylindrical shape. It can be made of bricks or stones. The interior of this kiln is lined with refractory bricks and does not crack even at high temperatures. The kiln is provided with holes or flues to supply air…
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What is Kiln Burning
Most commercial lime is made by burning limestone in permanent structures called kilns. Kilns used in the manufacture of lime are of many types and designs. Kiln can be intermittent or continuous type. Kiln can be mixed feed where fuel and limestone are mixed during burning. In the separate feed type, the fuel is burned…
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what is Clamp Burning
This is a very common and quick method of obtaining a small supply of ordinary quicklime. No construction is required. Simply the ground is leveled and cleared and the limestone and fuel are stored in alternating layers, if the fuel is wood. But if the fuel is coal or charcoal, limestone and the fuel are…
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Lime Fat
This lime is also known as high calcium lime, pure lime, rich lime or white lime. Coarse lime is obtained from pure limestone, shells and coral. When it is released into the air, it absorbs carbon dioxide (CO2) from the air and turns into calcium carbonate (CaCO3). It is popularly known as coarse lime because…
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Hydrolical Lime
Hydraulic lime differs in composition from quicklime because it contains a certain amount of clay, which gives it hydraulic properties, that is, the ability to set and harden even under water. Quicklime does not set under water. Hydraulic lime contains between 70 and 80 percent CaO and about 15-30 percent clay. Hydraulic lime is usually…
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Poor Lime
This lime is also called impure lime or lean lime. Following are the properties of poor lime. This lime contains more than 30% clay.It slides very slowly.It forms a fine paste with water.It does not dissolve in water although it is often replaced.It hardens very slowly.It has poor binding properties.Its color is muddy white.Where good…