Dec 01, 2016· Concrete is a mixture of cement, fine aggregate and coarse aggregate, which is mainly derived from natural resources. Increasing population, expanding urbanization, climbing way of life due to technological innovations has demanded a huge amount of natural resources in the construction industry, which has resulted in scarcity of resources.
Get Price
Nov 26, 2020· This article analyzes the flexural performance of reinforced concrete beams produced by granulated blast furnace slag (GBFS) as a substitute for cement, recycled block aggregates (RBA) as an alternate for ordinary coarse aggregate, normal steel fiber and staplers and polypropylene fibers. Ten reinforced concrete beams with a cross section. 90 mm wide, 150 mm depth and a length of 1000 …
Get Price
It is possible in M 20 grade concrete to substitute 20% of normal 20 mm aggregates with ceramic tile aggregates without compromising its required compressive strength. For all concrete mixes (M 20, M25, M30) compression strength of concrete decreases with increase in the proportion of replacement of natural aggregates with tile aggregates which ...
Get Price
Nov 01, 2013· Sea shells used as partial aggregate replacement in concrete Sea shells used as partial aggregate replacement in concrete Alan Elliott Richardson; Thomas Fuller 2013-11-01 00:00:00 Purpose – The purpose of this paper is to examine the use of a waste marine sea shell product incorporated into a concrete mix as an aggregate replacement.
Get Price
laterite concrete as a coarse aggregate substitute could used for mix concrete. Keywords— Laterite, Aggregates, Coarse Aggregates, Concrete Compressive Strength I. INTRODUCTION Concrete is a flexible material to be developed in the application of infrastructure development. The design of the concrete structure requires accuracy at
Get Price
In this study, M40 cement concrete is considered in which the recycled plastic waste is used as the replacement of fine aggregate in the concrete. Concrete cubes were cast taking 10%, 20%, 30 %, 40% & 50% of plastic as partial replacement of fine aggregate and tested for 7 & 28 days of compressive strength of concrete.
Get Price
Leaching tests on the granular form of concrete made with MIBA as a complete aggregate replacement were undertaken in accordance with EN-12457-2 (2002) (single-stage batch leaching procedure), the results of which are shown in Figure 8.7 (Ginés et al., 2009).It was found that concrete using MIBA as a substitute for natural aggregate, though evidently showing increased element release, can be ...
Get Price
Coconut shells as a substitute for coarse aggregates in concrete is gaining importance especially in this region in terms of possible reduction of waste products in the environment and finding a ...
Get Price
with constant w/c ratio were prepared and tested. The reference concrete mix was made withconventional coarse and fine aggregates (crushed stone and natural sand). Five mixes were prepared incorporatingcoarse ceramic aggregate as partial substitute of coarse aggregate with replacement levels of 10%, 20%, 30%, 40%, and 50%.
Get Price
This study is experiment the suitability to use beach/sea sand as a substitute for river sand as fine aggregate for concrete. Experimental results show that the washed sea sand is ideal for concrete and plastering activities. REFERENCE. National sand study for Sri Lanka, vols. 1 and 2. Final Report, Phase1, Delft Hydraulics; 1992.
Get Price
Aug 11, 2018· Aggregates are one of the most important constituents of the concrete which give body to the concrete and also reduce shrinkage. Aggregates occupy 60 to 80 % of total volume of concrete. So, we can say that one should know definitely about the aggregates in depth to study more about concrete. Aggregate may be natural, […]
Get Price
The reuse of ceramic waste as a substitute for coarse aggregate in concrete has been investigated. The ceramic wastes are of three types, namely Tiles, Clay bricks and flowerpot were used. This study intends to use of ceramic tile aggregate in
Get Price
Aggregate may be natural, manufactured or recycled. • Aggregates make up some 60 -80% of the concrete mix. They provide compressive strength and bulk to concrete. • Aggregates in any particular mix of concrete are selected for their durability, strength, workability and ability to receive finishes.
Get Price
hence in this study M20 cement concrete is considered in which the recycled plastic waste is used as the replacement of fine aggregate in the concrete. Concrete cube and beam were casted taking 10% to 25% of plastic as partial replacement of fine aggregate and tested for 28 days of compressive strength and flexural strength of concrete. 1.
Get Price
Oct 11, 2018· We have never been fond of concrete for single family residential uses; there is too much gravel excavation, carbon released making cement, transport of a …
Get Price
Sawdust can be used as alternative substitute for fine aggregate in concrete production [8, 10]. Sawdust should be washed and cleaned before use as concrete constituent because of large amount of bark which can affect setting and hydration of cement. Concrete obtained from sawdust is a mixture of sawdust, gravel with certain percentage of water ...
Get Price
aggregates (RCAs). Recycling waste concrete produces a substitute to natural aggregates and preserves the environment by reducing waste disposal at landfills and conserving energy. The use of recycled concrete aggregates has piqued the interest of many researchers by utilization of a full or partial substitution to that of natural aggregates in ...
Get Price
Concrete is the widely used material in the world. This automatically creates a huge demand for ingredient of concrete (Fine Aggregate, Coarse Aggregate and cement). From the environment point of view, the huge extraction of the aggregate creates depletion and manufacturing of cement causes pollution.
Get Price
Dec 24, 2016· Periwinkle shell was chosen as a substitute for coarse aggregate in concrete [1] and palm kernel shell was used as a replacement for fine aggregate in concrete by some researchers [2].
Get Price
The term concrete aggregates covers a variety of products, but are usually summed up as stone and sand, in coarse and fine grade. Coarse aggregates are defined as any material greater than 4.75 mm. A coarse aggregate is also identified as any aggregate retained in a #4 sieve.
Get Price
Download Citation | An experimental investigation to substitute copper slag in concrete with Beas river fine aggregate | Present research shows the results of concrete mechanical and durability ...
Get Price
cement concrete for construction aggregates is approxi-mately 4.8 percent according to a Spring 1998 phone survey. Figure 1. Natural aggregate consumption in the United States (historical and projected). From Tepordei (1997, p. 2).
Get PriceFeb 14, 2021· Concrete is made up of aggregate materials – primarily rocks and sand – along with cement and water. Because about 80% of concrete’s carbon footprint comes …
Get Price
Recyclable Waste Material as Substitute Aggregate in Concrete Cannon M. Lynch Construction Management B.S. California Polytechnic State University San Luis Obispo, California Trash pollution is a serious problem that the world is facing and while there are current efforts to
Get Price
It consists about 60 to 75 percent of total concrete production. Coarse aggregate comes from particles greater than 4.75 mm but commonly in a range between 9.5 mm to 37.5 mm. Therefore, the selection of coarse aggregate is vital for a good concrete mix such as it need to be clean, tough, and strong particles that free room absorbing chemicals.
Get Price
Soda Glass as Fine Aggregate Substitute in Concrete Sudharsan N , Jagadeesan P , Dhanalakshmi V Abstract — In this study deals with the utilization of waste glass as replaced by sand in the concrete. Now a day’s lot of research is going the utilization of waste materials in concrete. This work deals to study the
Get Price
1. Expanded Polystrene(EPS): EPS balls are used as an aggregate instead of the crushed stone that is used in regular concrete, it known as EPScrete, EPS concrete or lightweight concrete. It has been used as road bedding, in soil or geo-stabilizat...
Get Price
Scrap tires continue to be a nuisance to the environment and this research proposes one way of recycling them as a lightweight aggregate which can substitute for mineral aggregates in concrete. Aggregates derived from scrap tires are often referred to as Tire Derived Aggregate (TDA). First, the focus is how much mineral aggregate can be ...
Get Price
Acrete, a new substitute for concrete, is lighter, stronger and less expensive than concrete, and uses three times as much waste and converts it into useful building material. Acrete is a lighter, stronger and less expensive substitute for concrete
Get PriceCoarse Aggregate = (Coarse Aggregate Part / Concrete Parts ) * Concrete Volume = (3/5.5) * 2 = 1.09 m 3 . Water Cement Ratio. According to IS 10262 (2009), Assuming Water-Cement Ratio for the Concrete as 0.45. Required Amount of Water = W/C Ratio X Cement Volume
Get Price
Jan 01, 2016· Periwinkle sh ell was chosen as a substitute for coarse aggregate in concrete and palm kernel shell w as used as a replacement for fine aggregate in …
Get Price
This article presents the results of an experimental research dealing with the use of steel slag as a partial substitute for natural aggregates in the production of concrete composite. Comparative mixture based on natural aggregates was prepared from the fractions of 0/4, 4/8 and 8/16 mm, which were represented in the volume ratio of 40:30:30.
Get Price
Rice husks is a substitute material to fine aggregate in mixing mortar and grout to the concrete having an alternative option in the industrial materials [12]. The main objective of this new approach will give a partial replacement of the craft and will determined the ability and benefits to the concrete when substrate. However, the pattern
Get Price
The growth in population has also led to the rise in waste generation. The non-decaying waste materials stay in the atmosphere for hundreds and thousands of years. Thus, these non-decaying waste materials create a waste disposal crisis and continue to contribute to the environmental problems. The ...
Get Price
hence in this study M20 cement concrete is considered in which the recycled plastic waste is used as the replacement of fine aggregate in the concrete. Concrete cube and beam were casted taking 10% to 25% of plastic as partial replacement of fine aggregate and tested for 28 days of compressive strength and flexural strength of concrete. 1.
Get Price