آخرین محصولات
Recycled Coarse Aggregates in Concrete: A Comprehensive …
2.1 Materials. The primary binding agent utilized in this investigation is Ordinary Portland Cement (OPC) of Grade 43, adhering to the specifications of IS 269 – 2015 (IS:269 2015).Table 1 delineates the properties of the OPC as determined through various tests. Fine aggregates consist of river sand with a maximum size of 4.75 mm, …
Use of Waste Ceramic Tile Aggregates as an Alternative Material …
Pinchatorkittikul and arnonchaipanich experimented that use of ceramic waste as fine aggregates in concrete composition and concluded that the density of concrete casted with 100 percent ceramic waste aggregates was 2.31 g/cm3 which is 0.07 g/cm3 lower than with respect to conventional controlled 28 days concrete due to low …
11 Alternatives to Cement That Make Better Concrete
Consumer glass can also be recycled to replace some concrete aggregates. This not only increases the strength of concrete but also reduces the amount of glass waste that is buried in landfills every year. ... Recycled plastic can replace up to 20% of aggregate material in concrete. Ferrock. Ferrock is an alternative component …
Usage potential and benefits of processed coconut shells in concrete …
15% of CA can be replaced by CS aggregates (by volume) for M30 grade of concrete without significant degradation of concrete characteristics. Processed coconut shells can be effectively used in concrete as coarse aggregate replacement material which can contribute to sustainable growth. CRediT authorship contribution statement
Environmental impacts and decarbonization strategies in …
Instead, excavation materials can be washed to extract sand and gravel for concrete production 46 and mineral soils in excavation materials can be used in clay-based concrete 47.
Partial Replacement of Fine Aggregate Using Waste Materials in Concrete
The goal is to find alternative materials that can partially replace fine aggregate without compromising the durability and strength of concrete [26]. Waste glass is one of the most common ...
Partial Replacement of Fine Aggregate Using Waste Materials in Concrete
Many research has utilized waste materials like cement, fine aggregate, coarse aggregate, and reinforcing materials substitute. The current paper focuses on some of the waste elements that are utilized in a concrete mortar (use in roof tile) as a partial replacement for fine aggregates such as rubber ash, sawdust, seashells, crumb …
Recycled Rubber as an Aggregate Replacement in Self-Compacting Concrete
From the above it can be concluded that regardless of type of concrete, replaced aggregate material or rubber particles size, enhancement in fatigue resistance of concrete and self-compacting concrete is inevitable with addition of waste tire rubber. ... Waste tire rubber can be used as a replacement aggregate material in self …
Crumb rubber as partial replacement for fine aggregate in concrete…
Crumb rubber (<5 mm) grinded from waste tyres was introduced to substitute for natural fine aggregate in concrete and effectively solves the consumption challenge. This paper reviews the performance of concrete with crumb rubber as fine aggregate, providing evidence for crumb rubber concrete (CRC) materials design and …
Using Recycled Concrete as a Replacement for Coarse …
The optimum concrete mix design using ceramic tiles waste as a fine aggregate is 5% replacement, and the optimum concrete mix design using ceramic …
OVERVIEW OF RECYCLING RUBBER TIRE AS AGGREGATES IN CONCRETE…
Currently, rubberized concrete is considered one of the most important green concrete materials produced by replacing natural aggregates with rubber particles from old tires in a concrete mixture.
The Effect of Aggregate Properties on Concrete
Concrete is a mixture of cementious material, aggregate, and water. Aggregate is commonly considered inert filler, which accounts for 60 to 80 percent of the volume and 70 to 85 percent of the weight of concrete. ... The surface texture of aggregate can be either smooth or rough. A smooth surface can improve workability, yet a rougher surface ...
Utilizing Polyethylene Terephthalate PET in Concrete: A Review
PET can also be used as reinforcing material in concrete constructions by partial replacement of fine or coarse aggregates [19,20]. These methods are regularly used to enhance the engineering properties and result in a better service life for the modified member.
What is Concrete? Composition & Types of Concrete
It is also used as a partial replacement for traditional aggregates in concrete. There are a number of benefits to using recycled glass in concrete. It is a sustainable material that can help reduce the demand for traditional aggregates. It is also lighter than traditional aggregates, which can reduce the overall weight of concrete ...
Use of Waste Materials As a replacement of Coarse Aggregate in Concrete …
Use of Waste Materials As a replacement of Coarse Aggregate in Concrete Mix - Download as a PDF or view online for free. Submit Search Submit Search. Upload. ... PUNE 45 SCOPE OF FUTURE WORK 1. A composite mix of all the waste materials can be used as a replacement of C.A. 2. Chemical testing of e-waste should …
Replacement of Fine Aggregate with Copper Slag in Concrete …
Meenakshi SS, Illangovan R (2011) Performance of copper slag and ferrous slag as partial replacement of sand in concrete. Int J Civil Struct Engg 1(4):918–927. Google Scholar Babu KM, Ravitheja A (2019) Effect of copper slag as fine aggregate replacement in high strength concrete. Mater Today Proc 19:409–414
Utilizing Waste Glass as A Sustainable Substitute for …
Concrete is a material that resembles stone that is formed by carefully proportioning cement, fine aggregate, admixtures and coarse aggregate which are mixed with water to achieve the desired shape and size for construction ... 2018)To counter ASR, crushed glass can replace fine aggregate, and fly ash can partly substitute cement to improve ...
EVALUATION OF PALM KERNEL SHELL AS A PARTIAL REPLACEMENT …
The material properties and structural performance of lightweight concrete with palm oil shells as aggregates are similar to lightweight concrete produced using the more common lightweight ...
Use of Sugarcane Bagasse Ash as Cement …
The highest split tensile strength MK and MHA Content estimated by 3.05MPa at 10% of PC replaced with SCBA and the lowest strength was noted by 2.66MPa at 20% of SCBA as PC replacement …
" PARTIAL REPLACEMENT OF AGGREGATE WITH CERAMIC TILE IN CONCRETE …
The physical properties desired for the finished material can be attained by adding additives and reinforcements to the concrete mixture. A solid mass that can be easily moulded into desired shape can be formed by mixing these ingredients in certain proportions. ... The replacement of aggregates in concrete by ceramic wastes will …
Replacement Of Coarse Aggregate In Concrete
Using the E-waste as a partial replacement of coarse aggregate in concrete is the best solution. We can not fully replace material in concrete because it impacts the workability of concrete. The electronic …
Biomass ashes from agricultural wastes as supplementary …
Recent studies showed promising results by incorporating these ashes as SCMs or partial replacement for aggregates in concrete [[29], [30], [31]]. ... limiting the maximum content of biomass ashes that can be incorporated in cementitious materials can overcome this challenge. Besides that, specific biomass ashes with low SAI can be …
5 Eco-Friendly Alternative Aggregates for Concrete!
Aggregate Replacement for Concrete. Concrete replacement materials can be of many types. You can replace the cement in concrete with recyclable materials to reduce energy consumption. The list of waste materials used in concrete can consist of wood ash, fly ash, blast furnace slag, or silica fume. Such type of ecological form of concrete is ...
A comparative study on partial replacement of coarse …
The present study focuses on identifying suitable and sustainable waste materials in concrete by replacing for coarse aggregates. Investigations have been …
Coconut (Cocos nucifera L.) Waste as Partial Coarse Aggregate
Concrete hollow block is a vital component in construction industry because of its affordability, strength, and convenience. However, the excavation of conventional coarse aggregates devastates ...
12 sustainable alternatives to traditional concrete
These alternative materials, such as glass, plastic, paper, rubber and fly ash clay, help reduce energy consumption and offer cost-saving benefits. However, …
Concrete with Organic Waste Materials as …
The disposal of high volumes of organic waste is a global issue. Using organic waste instead of sand as an aggregate material for concrete could reduce the strain on waste treatment processes and ...
Recycled aggregates from construction and demolition …
Furthermore, the demand for raw material as aggregate for concrete is around 2.7 billion tons/year in EU countries altogether [2], 900 million tons/year in the USA [3], ... In addition to concrete and masonry-based materials, glass and plastic can also replace sand. When glass particles are smaller than 38 μm and used in replacement …
Using Recycled Concrete as a Replacement for Coarse Aggregate …
The replacement of aggregate in concrete can be done using several materials such as ceramic which is the used material in this research, bricks (Adams 2012), oil palms shells (Basri et al. 1999), tire rubber (Nehdi and Khan 2001), quarry wastes (Nataraja et al. 2001), building rubbles (Khalaf and DeVenny 2004), vitrified soil …
Advances in the application of crop residues as aggregates …
Concrete is currently the most consumed construction material in the world, and China consumes about 1.4 billion cubic meters of concrete and 20 billion tons of sand and gravel aggregates every year [].The production of cement consumes a large amount of limestone, clay and coal resources and produces a large amount of CO 2, which …
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