This study examined HDPE (high-density polyethylene) plastic waste as an added material for concrete mixtures. The selection of HDPE was based on its increased strength, hardness, and resistance ...
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The specific objectives of this study are to: conduct an experimental program to evaluate the material properties for the four concrete mix designs considered for analysis (100GU, 25FA, 35FA, 50FA ...
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Furthermore, Liaqat et al. [19] recorded an optimum of 10% waste glass as a substitute for conventional aggregate in concrete production. Srivastava et al. [20] and Keryou [21] reported the ...
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Worldwide, vast amounts of waste are produced every year and most waste is sent directly to landfills or burnt, which has severe and harmful impacts on the environment. Recycling waste materials is considered the most visible solution to protect the environment. Using scraps in concrete production is a proper method for getting rid …
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2. Plastic Waste Properties. Properties such as tensile strength (f t), thermal conductivity (k), and Young's modulus of elasticity (E) of regularly used polymers are illustrated in Table 1.The table shows that all plastic types have a lower modulus of elasticity and thermal conductivity compared to concrete components.
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This article reviews the cost and performance of using waste glass (WG) as a fine aggregate or as a cement replacement in concrete. It also discusses the …
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This research aims to determine the effect of using recycled bottles on the properties of hardened concrete namely: compressive strength and modulus of elasticity. Also …
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The use of glass as a special aggregate for decorative concrete is on the increase due to more color possibilities. One might think this is a questionable practice in light of the potential for alkali-silica reaction (ASR) between the glass and the cement, but according to Lane Howell, a partner in American Specialty Glass, Salt Lake City, "We …
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Use of Ground Glass Waste as Aggregate Filler in Concrete A. S. Pasana*†, M. E. Loretero* and M. B. Giduquio* *School of Engineering, University of San Carlos, Talamban Campus, Cebu City 6000, Philippines †Corresponding author: A .S. Pasana; aspasana16@gmail ... aggregate filler in a concrete mix. More specifically, this …
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Concrete mixes using 40% recycled glass aggregates are about 7% and 12% more efficient than the mixes using 30% and 20% recycled glass aggregates, respectively. This reduction in cost helps to …
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2.4 Glass aggregate in concrete and the effect on mechanical properties 10 . 2.5 Use of waste glass powder as cement replacements 14 ... concrete mix. And reported that the presence of the ...
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Some studies conducted utilizing coarse and rubber aggregates for concrete mix have been found with varied results. The study conducted by Kotresh and Mesfin (2014), incorporated scarp rubber tire as partial replacement for coarse aggregate in concrete mix in 10%, 20% and 30% by weight of scrap tire, with a maximum size of 20 mm.
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Light-weight expanded glass is a type of sustainable artificial light-weight aggregate produced by mixing glass wastes and expansive agents under special …
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Glass aggregates are predominantly angular in shape resulting from mechanical processing during recycling. Depending on the source and treatment, the physical and chemical properties may vary. Table 9.1 summarizes a range of reported physical properties of glass sourced from the literature (Afshinnia and Rangaraju, 2016; de …
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The advantages of incorporating waste plastic, rubber and glass in concrete are three-fold; it can be incorporated as a natural aggregate replacement, thereby reducing the amount of natural aggregates consumed and reduce the ecological damage, while simultaneously reducing the burden waste places on the environment [5]. Since …
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This study aimed to explore the possibility of utilizing crushed glass as an alternative fine aggregate for concrete by replacing concrete with crushed glass.
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The possibility of using broken glass as a substitute for coarse aggregate in concrete serve as one promising solution to the escalating solid waste problem.
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The process involves integrating recycled glass chips into the concrete mix and replacing a part or all of the traditional aggregate. With this technique, glass and concrete amalgamate, presenting a uniformly radiant and colorful finish. The more glass is added, the more colorful and vibrant the finish becomes. Enhanced Steps for Mixing …
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Due to population growth and industrial development, waste generation has increased annually over the last few years. According to a World Bank report, in 2018, about 2.01 billion tons of municipal solid waste were generated, and this amount was predicted to grow to 3.40 billion tons by 2050 (Kaza et al 2018). Waste glass (WG) is …
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A previous study showed that waste medical glass could be used successfully in the production of low-grade concrete [13]. Also, most of the above-mentioned studies [4,6,[9] [10] [11][12][13 ...
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Waste glass can be used as partial clinker replacement in the production of cement, finely grinded glass can be used for its pozzolanic properties by producing …
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Quality Counts. Make sure that your concrete producer purchases good-quality aggregate as verified by regular aggregate test results in compliance with ASTM C 33, "Standard Specifications for Concrete Aggregates." A history of good performance of a local aggregate also provides an indication of how well the material performs in service.
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Expanded glass aggregate is the product of recycled waste glass, which is treated and granulated at approximately 900 °C temperature. The production of EGA involves CO 2 releasing, ing, or expansion agents such as MgCO 3, CaCO 3, SiC, black carbon, poly methyl-methacrylate added between the softening point and …
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0%, 10%, 20% and 30% for each concrete mix proportion. The optimum percentage replacement of sand with fine glass aggregate was determined to be 20%. By using low -cost and environmental friendly building materials from industrial waste, a sustainable ... (Normal concrete), GP10 mix contains 10% of the Glass Powder. While GP20, GP30 …
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Exposed aggregate concrete is concrete that displays stones, pebbles, sand, recycled glass, or shells in its design. It comes in a range of colors, textures, and styles. When pouring exposed aggregate concrete, a contractor removes the top layer with a chemical inhibitor, water washing, or etching.
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specimen and the conventional concrete mix. MATERIALS AND METHODS Research Design ASTM and nominal mix design procedures and standards were followed throughout the experiment. A series of concrete specimen with aggregate-coconut waste mix proportions of 0% (conventional), 15%, 30% and 45% were employed. Each …
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The properties of expanded glass aggregate concrete are influenced by several factors considered for the mix design. The significance of different aspects of concrete mix design are discussed in the following sections. ... In addition, trial 3 investigates the best mix proportions by substituting glass powder at 50% and …
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For Glass Fine Aggregates (Glass Sand): For concrete mixes containing coarse waste glass, it was concluded that there were negligible effects on the compressive strength, the splitting tensile and flexural strength of the mix. The compressive strength of concrete with glass as coarse aggregates is reduced due to the smoothness in the surface ...
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The contractor gets a free hand options to compose and can mix glass with concrete in any way they opt for. They can add more dark colors with a light matrix or just one color tone or even mix many …
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glass aggregate begins as post-consumer recycled glass. Glass of all colors is cleaned to <1% non-glass to eliminate contaminants that may alter the consistency of the finished product. The cleaned glass is milled into a superfine powder, which is measured and mixed with a ing agent prior to being kiln-fired.
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Benefits of Using Glass Aggregates in Concrete. Many people and manufacturers are trying to save the environment by using recycled materials as an aggregate in concrete surfaces. It contributes to reduced consumption of natural aggregate in substantial quantities. ... So, a crushed glass aggregate mix is the …
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This paper presents the result on the workability and compressive strength of concrete containing various percentage of coconut shell content as partial aggregate replacement.
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Smaller maximum size of coarse aggregate would require greater fine aggregate content to coat particles and maintain cohesiveness of concrete mix. So, for the same workability, 40mm down aggregate would have lower water/cement ratio, thus higher strength when compared to 20mm down aggregate.
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In this investigation, coconut shell concrete was produced by replacing coarse aggregate with coconut shells by 0%, 10%, 20%, and 30% of the total coarse aggregates.
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