importance of lightweight concrete

The Importance of Lightweight Concrete Technology …

The Importance of Lightweight Concrete Technology Development for IBS Industry in Malaysia Based on Cost Comparison between Concrete Slab and Hollow Core Slab: A Case Study of …

STUDY OF LIGHTWEIGHT CONCRETE BEHAVIOUR

Lightweight concrete can be prepared either by injecting air in its composition or it can be achieved by omitting the finer sizes of the aggregate or even replacing them by a hollow, cellular or porous aggregate. Particularly, lightweight concrete can be i) No-fines ...

Difference Between Lightweight & Heavyweight …

Density. The key difference between lightweight and heavyweight concrete is the density of the aggregate. Lightweight concrete is made using aggregate whose density is less than 2,100 kilograms per cubic yard (or 131 pounds per per cubic foot), while aggregates with greater densities give rise to so-called heavyweight concrete.

Performance of lightweight concrete with silica fume …

 · Lightweight concrete can easily be produced by utilizing natural lightweight aggregate, i.e., pumice or perlite aggregate . Structural lightweight concrete has its obvious advantages of higher strength/weight ratio, better tensile strain capacity, lower coefficient of thermal expansion due to air voids in the lightweight aggregate [3], [4] .

Concrete Density

The importance of lightweight concrete was realized with the cost saving in reduction of dead load, foundation, transport, and labor. Additionally, it has functional properties as a thermal and acoustic insulation material, and, resistance to high temperature.

The Benefits of Concrete | Rediscover Concrete

The Benefits of Concrete. Concrete is so integral to our communities because it is the only building material that cost-effectively delivers: the lowest carbon footprint for a structure or pavement over its lifecycle. unparalleled strength, durability, longevity and resilience. maximized energy efficiency via …

(PDF) Effective uses of Light Weight Concrete

Lightweight concrete can be produced using lightweight aggregates like expanded clay (figure 3) or volcanic stone or by using admixture like silica fume powder as an air entraining agent to the ...

Lightweight Concrete

A number of advantages in using low-density lightweight concrete in construction are due to its low density, low thermal conductivity, low shrinkage and high heat resistance, in addition to reduction in dead load, lower haulage cost and faster building rate ( Wongkeo, Thongsanitgarn, Pimraksa, & Chaipanich, 2012 ).

Lightweight Aggregate

Lightweight concrete is durable and is enormously useful for repairing and refurbishing ageing infrastructure. In the USA the first bridge made using lightweight concrete was built about 1922 and since then many bridges have been successfully constructed with9).

Lightweight Concrete: Light weight aggregate …

Classification of lightweight concrete: According to use and application L.W.C. is classified as structural lightweight concrete (ASTM C 330-82a), concrete for Masonry Unit (ASTM C 331-81), insulating concrete (ASTM C 332-83).According to ASTM structural lightweight concretes compressive strength should be greater than 2500 psi (17 MPa). ...

What is Lightweight Concrete? -Types, Uses and …

 · Uses of Lightweight Concrete Screeds and thickening for general purposes especially when such screeds or thickening and weight to floors roofs and other structural members. Screeds and walls where timber has to be attached by nailing. Casting structural

Long-term strength and durability parameters of …

For the total lightweight concrete tested, both the depth of water penetration and the carbonation depth were found to be higher than in the equivalent-strength normal-weight concrete after 2 ...

Structural Performance Of Lightweight Concrete …

 · These lightweight sums are fired in a rotary kiln to do this type concrete to hold a porous construction.Air-cooled blast furnace scoria may besides be used to make lightweight concrete sums. " There are other categories of non-structural lightweight concretes with lower denseness made with other aggregative stuffs and higher air nothingnesss in the cement paste matrix, such as in cellular ...

Importance of Concrete Blocks in Constructions | by …

 · They are used to make lightweight concrete blocks, which are also used in house construction. C. Interlocking Concrete Block-These blocks are used where in interlocking system is placed on each other.

What Is Lightweight Concrete?

Lightweight concrete is a member of the large concrete family. In recent years, domestic and foreign countries have attached great importance to the research and development of foamed concrete, which has made it more and more widely used in the construction field.

Recycled Aggregate Concrete: Applications, …

World is growing and urbanising at a very fast rate and so is India. This effect of rapid urbanization is also seen in construction industry. However, with urbanisation comes the moral responsibility of sustaining the environment. Concrete is the favourite choice as a construction material among civil engineers around the globe for decades. It is … Recycled Aggregate Concrete: Applications ...

Suitabilty of Palm Kernel Shell As Coarse Aggregate In Lightweight Concrete …

added that lightweight concrete helps in a great way to reduce the dead load of a structural component, which makes it considerable in the construction of multi-storey buildings. According to Olutoge,(1995) Palm Kernel Shells(PKS) are gotten from threshing or crushing mill to remove the

Advantages and Disadvantages of Lightweight Concrete

Disadvantages of Lightweight Concrete. The only drawback of lightweight concrete is that the depth of carbonation i.e. the depth within which corrosion can occur under suitable conditions is nearly twice than that of normal concrete. Hence, special care will have to be taken to provide sufficient cover to the reinforcement of the lightweight ...

3 Benefits of Lightweight Materials in Automotive …

 · Lightweight vehicles, on the other hand, are usually more maneuverable and easier to park in tight spaces. Replacing heavy vehicle components with units made from light-weight materials can reduce the weight of any vehicle from 10% to 60%. Aluminum – the

Guide to Lightweight Cellular Concrete for Geotechnical …

of lightweight cellular concrete (LCC) for geotechnical applications. LCC is a mixture of portland cement and water slurry, combined with preformed foam to create air voids, that can act as a strong,lightweight, durable, and inexpensive alternative to soil or fill

Advantages and Disadvantages of Lightweight Concrete | …

 · Suspended floors have been benefiting from lightweight concrete for years, as it reduces the weight on the structure and increases fire resistance. Because lightweight concrete is typically thinner, it is made of different ingredients from traditional concrete

Development of lightweight concrete with high …

 · 1. Introduction Lightweight concrete (LWC) has been successfully used in a wide range of constructions for many years from conventional structures such as long-span bridges, high-rise buildings, and buildings where soil conditions are poor, to highly specialized ...

Lightweight Concrete: Types, Properties, Merits & Demerits

Lightweight concrete is a special concrete which includes an expanding agent that increases the volume of the mixture while giving additional qualities such as nailbility and lessened the dead weight. The main specialties of lightweight concrete are its low density (300 kg / …

Autoclaved Aerated Concrete: Uses, Advantages & …

Autoclaved aerated concrete is defined as a lightweight concrete produced by mixing a fine grain siliceous aggregate and an inorganic binder. Autoclaved aerated concrete (AAC) is a lightweight, precast, foam concrete building material suitable for the production of concrete masonry unit (CMU) blocks composed of quartz sand, calcined gypsum, lime, cement, water, and aluminum powder, AAC ...

CHAPTER 3

Lightweight Concrete showing the lightweight aggregate particle. Sample taken from the Cossakie Bridge deck, New York thruway (Holm et. al. 1984). 3-8 The particle density of an aggregate is the ratio between the mass of the particle material and the volume ...

Classification and Advantages of Light Weight Concrete

 · The concrete whose density is lower than normal concrete (2200 kg/m 3 or 140 lb/ft 3) is known as lightweight concrete. It includes an expanding agent in it to increases the volume of the mixture while giving additional qualities. It is lighter than conventional concrete (Dry Density 300 …

How to Make Lightweight Concrete | Hunker

Lightweight concrete may not be as structurally sound as traditional concrete, but it can be useful in some projects where weight is more important than strength. To make this concrete, combine 8 parts cement, sand and lightweight aggregate with 5 parts water.

Importance of Lightweight concrete or Foamed concrete | Engi…

Lightweight Concrete: Types, Properties, Merits & Demerits

lightweight concrete

 · 2. Preparation of concrete without the smooth (rough concrete) Lightweight concrete such as is obtained when the fine aggregate (sand) is not used and the concrete mix of cement, water and coarse aggregates. Concrete can be used for structural purposes and not to …

What is Lightweight Concrete? its 6 Types, Uses, & …

 · 4 Advantages of Lightweight Concrete: Lightweight concrete is made with lightweight coarse aggregates such as clay, slate, or shale which give it its characteristic low density. Lightweight concrete involves an expanding agent that increases the volume of the mixture while giving additional qualities like decreases the dead weight.

Thermal conductivity of concrete – A review

 · Autoclaved aerated concrete (AAC) is a lightweight concrete and is widely used as a thermal insulation material. The k-value of AAC is in the range of 0.09–0.2, while its density varies between 450 kg/m 3 and 750 kg/m 3. Jin et al. evaluated the effect of moisture

Importance of Lightweight concrete or Foamed concrete | …

Basically lightweight concrete is used to reduce the weight of concrete. Therefore, lightweight concrete contains should be low dense and weigh less than 1000 kg/m3. Lightweight concrete aggregates can be obtained naturally or artificially and mostly depends on the local availability of the material.

Mechanical properties of EPS lightweight concrete | …

Lightweight concrete with wide range of concrete densities (1000–1900 kg/m3) were studied mainly for compressive strength, split tensile strength, moisture migration and absorption. The results ...

Long-term strength and durability parameters of …

 · Haque MN, Al-Khaiat H. Long term durability indicator of total lightweight concrete exposed to hot marine conditions. In: Proceedings of the second international conference on structural lightweight aggregate concrete, Kristiansand, Norway, June 2000.p. 884–93.

Steel–concrete bond behaviour of lightweight concrete …

 · The experimental program presented in this paper was aimed to investigate the steel–concrete bond behaviour of lightweight concrete. The lightweight concrete was obtained by substituting part of the traditional coarse aggregates with beads of expanded polystyrene (EPS). The addition of EPS in the concrete mix could influence the bond behaviour with steel reinforcing bars, …