Product | Leca International

Expanded clay is a high quality, durable lightweight aggregate, that has been used for over half a century. The main characteristic of expanded clay is low density combined with high strength. In addition, the aggregate holds many other important characteristics, and it can be described as an "all-in-one" product, providing a huge range of ...

Structure feature and compressive crushing behavior of lightweight clay …

Lightweight expanded clay aggregate (LECA) is a lightweight granular material, which can be used as an ideal backfilling geomaterial attributed to its porous particles. Through X-ray tomography images, it is found that LECA particle is a porous composite particle with a strong shell and a fragile core, originating from the sintering …

How Light is Expanded Clay Aggregate?

How light is Expanded Clay Aggregate? Expanded Clay Aggregate (ECA ®) are up to 6 times lighter than traditional aggregates. They are also commonly known as Light Expanded Clay Aggregate and are widely used in manufacturing lightweight concrete blocks, concrete slabs, precast or incast structural elements (panels, partitions, bricks …

4-10mm LECA (Lightweight Expanded Clay Aggregate)

Simply put, LECA is a super lightweight aggregate with a dry bulk density of approximately 350kg/m3. Totally inert with a neutral pH, our 4-10mm LECA is ideal for creating lightweight soils, subsoils and soil variations, where point loadings need to be reduced. LECA also improves drainage and aeration, whilst also acting as an insulation when ...

Lightweight expanded clay aggregate as a building material …

Abstract. LECA is the abbreviation of lightweight expanded clay aggregate. LECA is produced from special plastic clay with no or very little content of lime. The clay …

Valorisation of water treatment sludge for lightweight aggregate production

The specific BET surfaces results for clay and WTS (previously milled and sieved to the desired particle size) were 36.7 ± 0.2 m 2 /g and 121.3 ± 0.3 m 2 /g, respectively. The large values obtained anticipate a good reactivity between the two raw materials. The high SSA also leads to high water absorption.

Lightweight Expanded Clay Aggregate

A wide variety of the most common methods studied during the period 2015–19 on the production of stoneware floor and roof tiles, porcelain stoneware tile, bricks, and …

Light Expanded Clay Aggregate Rotary Kiln

During the calcination process, the temperature of LECA clay in the light expanded clay aggregate rotary kiln needs to be heated to about 1200 ℃ (2190 ℉). Lightweight expanded clay aggregate rotary kilns can be produced in the desired LECA size and density. The particle size range of the expanded clay is between 100-200mm, and the …

Lightweight Expanded Clay Aggregate Production Line

Lightweight expanded clay aggregate or expanded clay aggregate (LECA or ECA), also known as ceramic pellets, is one of the most popular lightweight aggregates used in the construction and horticultural industries. There are various types of LECA and the raw materials include clay, shale, slate, coal powder, tailin…See more on ftmmachinery

  • Images of Ghana Small Lightweight Expanded Clay Aggregat…

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  • Expanded glass as light-weight aggregate in concrete – A …

    In addition, expanded GA is effective as light-weight aggregate for frost resistance [19]. The compacted concrete containing an air-entraining agent was not susceptible to frost damage.GP mixture ...

    Leca Production Line Lightweight Expanded Clay Aggregate …

    We could provide complete equipment for Light Expanded Clay Aggregate Production Line with capacity 15,000 to 300,000 m³/a, including the whole service of design, equipment/spare parts supply, investment consultation, installation and operation training for LECA Plant.

    Lightweight Expanded Clay Aggregate LWA

    Laterlite Expanded Clay is a lightweight aggregate (LWA), with insulating characteristics made by expanding special natural clays at high temperature (1200°C). Laterlite Expanded Clay is manufactured in different types …

    Leca® Lightweight Aggregate 10mm

    Up to 55 - 60 cubic metres of Leca® Lightweight Expanded Clay Aggregate per delivery. BLOWING VEHICLE; Up to 55 cubic metres of Leca® Lightweight Expanded Clay Aggregate per delivery. CURTAIN SIDED VEHICLE; Can carry 50L Bags and 2.2m3 Bulk Bags of Leca® Lightweight Expanded Clay Aggregate per delivery. FLATBED WITH/ …

    Physical and Mechanical Properties of Lightweight Expanded Clay

    Thermal ash aggregate decreased the density of geopolymer concrete up to 1850 kg/m³ and improved the strength up to 24.50 N/mm², on the other side using lightweight expanded clay aggregate, the ...

    Expanded glass as light-weight aggregate in concrete – A …

    Chung et al. (2017b) investigated several expanded glass aggregate concretes, where the value of packing factor 'q' ranges from 0.23 to 0.45. Study results reported that EGAC with q = 0.30 achieved the highest compressive strength while the concrete samples with q = 0.23 achieved the lowest compressive strength.

    ESCSI

    ESCS Product. Expanded shale, expanded clay and expanded slate (ESCS) lightweight aggregate is prepared by expanding select minerals in a rotary kiln at temperatures over 1000° C. The production and raw material selection processes are strictly controlled to ensure a uniform, high quality lightweight aggregate.

    Lightweight expanded clay aggregate as a building …

    Abstract. LECA is the abbreviation of lightweight expanded clay aggregate. LECA is produced from special plastic clay with no or very little content of lime. The clay is dried, heated and burned ...

    A Study on Light Expended Clay Aggregate (LECA) in a …

    LECA. is the abbreviation for Light Expanded Clay Aggregate. LECA is a will known material which is used in concrete technology. (Fig. 1) LECA is a special type of clay that has been pelletized and fired in a rotary kiln at a very high temperature. As it is fired, the organic compounds in the clay burn off forcing the pellets to expand and ...

    Application of Light Expanded Clay Aggregate as …

    The test is carried out according to German Standard DIN 1048 on concrete specimens of size 150x150x150mm, at an age of 28 days. The test cell assembly being used had the provision for testing six ...

    Expanded Clay Aggregate

    The spheres expand and expanded clay with very fine pores comes into existence. The weight, size and strength can be controlled exactly. The pellets are available in different sizes such as 4–8 mm in diameter. The dry density of lightweight expanded clay aggregates is 300 to 500 kg/m 3.

    Experimental Study on Light Weight Concrete by Using Light Expanded …

    The Lightweight concrete density varies from 40% - replacement of LECA such as 1996kg/m3- 1597kg/m3. It reduces the weight of concrete and cost of concrete by reducing the aggregate cost and produces economical system. Keywords: Light Expanded Clay Aggregate (LECA), Light - weight concrete, Strength, Density. I.

    Lightweight expanded clay aggregate as a building …

    LECA is the abbreviation of lightweight expanded clay aggregate. LECA is produced from special plastic clay with no or very little content of lime. The clay is dried, heated and burned in rotary kilns at 1100–1300 °C. LECA is porous ceramic product with a uniform pore structure with almost potato shape or round shape due to the kiln circular ...

    Structural concrete using expanded clay aggregate: a review

    Lightweight Expanded Clay Aggregate (LECA), also known as clay pebbles or hydroton, is manufactured from clay as primary material. After heating at 1150°C in a rotary kiln, the clay expanded to ...

    (PDF) The effects of using fly ash on high strength lightweight

    As a result, it was seen that it is possible to produce high strength lightweight concrete using expanded clay aggregate; the cement content with 450 kg/m3 among concrete mixtures had the highest ...

    Expanded Clay Aggregate (ECA), Green Roof System, …

    ECA® is an extremely light weight, strong and thermally insulating material. Expanded Clay Aggregate (ECA®) is a better replacement for coco peat and conventional soil. Expanded Clay Aggregate (ECA®) improves stability, reduces settlement, allows load compensation, supplies durable drainage, is easy to use and respects the environment.

    Lightweight Aggregate

    Lightweight Aggregate Overview. Lightweight is an extruded, expanded clay product. Light in nature (25% lighter than stone aggregate), it is often used in high-rises, parking decks, or other elevated concrete projects. View all gravel types.

    Physical and Mechanical Properties of Lightweight …

    of normal weight aggregate by lightweight aggregate would affect the overall road stiffness of road construction on the peat soil using road structure model developed by Douglas et al. (1985) and ...

    Production of expanded-clay aggregate for lightweight concrete …

    This technology allows production of expanded-clay aggregate for lightweight concrete from non-selfbloating clays with predetermined properties: bulk weight within the range 160–850 kg/m 3 and cylinder compressive strength within the range 0.78–14.4 MPa. Concrete with azerit as a filler is at least twice lighter than regular …

    Light-expanded clay aggregate (LECA) as a substrate in …

    In general, substrates rich in mineral oxides of calcium (Ca), aluminum (Al), and iron (Fe) such as limestone, biotite, muscovite, steel slag, and light weight expanded clays aggregates (LECA) have high capacities of P and N removal (Johansson Westholm, 2006), while organic substrates such as rice straw, compost, and wood mulches can be ...

    Behavior of structural lightweight concrete produced with …

    The residual compressive strength of eight lightweight concrete mixtures containing three commercial grading (Liapor HD 5 N, Liapor HD 7 N, and Liapor 8F) of …

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