Analysis of Unconscious Properties and Strength …
concrete which made by copper slag waste as a replacement of fine aggregate and PPC. A substitution up to 40-50% as a copper slag as a sand replacement yielded comparable strength to
Steel slag and its applications in cement and concrete …
Today, cement and concrete are some of the most consumed materials after water throughout the whole world. About 4.1 billion tons of cement are fabricated annually (half a ton per person) and half of this amount is produced by China [5].In addition, >1 m 3 of concrete per person is produced with Portland cement each year [6].Today, …
Effect of waste copper slag as a substitute in cement and concrete …
Copper slag is a by-product of the copper ore purification process that is produced at various stages. Copper slag is widely utilized as an abrasive, as well as a construction ingredient in the manufacturing of concrete and paving materials. Despite, the giant quantities of waste copper slag results in landfilling issues.
Strength assessment of concrete with copper slag as fine …
This value is 9% greater than the value of standard concrete. M 40 grade concrete has a split tensile strength of 3.14 MPa for traditional concrete, and the lowest and maximum split tensile strength values after replacing copper slag with sand are 3.12 MPa and 3.37 MPa, respectively.
Utilisation of copper slag for cement manufacture
Leaching studies of copper from copper slag admixed concrete: 10x10x10cm 3 concrete cubes with water to cement ratio of 0.44 were cast using copper slag. After 24 hours, the mortar specimens were demoulded and kept immersed in various aqueous media such as tapwater, rainwater and sea water.
A Review of the Influence of Copper Slag on the …
1. Introduction. Copper slag (CS) is a by-product of the copper smelting process and is one of the nonferrous metal residues. CS is mainly composed of Fe 2 O …
Exploring the Potential of Copper Slag and Quartz as Fine
This study delves into the utilization of copper slag as a viable alternative in the production of cement mortars, particularly as a partial replacement for fine aggregates. Experiments were conducted on concrete cubes and cylinders to determine the compressive strength and split tensile strength, respectively.
CONCRETE MIX DESIGN USING COPPER SLAG AS FINE …
For this research work, M20 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 60%, cement of 0 to 20% in concrete.
Sustainable and Comprehensive Utilization of …
Proven markets for slag can be found in construction of roads and pavements, blasting abrasive, cement and concrete as well as river and road …
Valorization of secondary copper slag as aggregate and cement …
The addition of copper slag (SCS) as cement replacement up to 20% has a limited effect on the mechanical strength (compressive and flexural) and porosity reduction of UHPC. 4. The use of heat treatment combined with vacuum mixing has no significant effect on strength enhancement and porosity reduction of UHPC containing SCS-binder.
Slag Substitution as a Cementing Material in Concrete: …
Cement is replaced by slag from different steel mills, both blast furnace and ladle furnace slag. The percentages of slag substitution by cement are 30%, 40% and 50% by weight. Mechanical, physical and environmental properties have been evaluated. Compressive and flexural strength have been analysed as the main mechanical properties.
" Study of Strength Properties of Concrete by Partial
Request PDF | On Oct 10, 2017, G Swathi and others published " Study of Strength Properties of Concrete by Partial Replacement with Fly Ash and Copper Slag in Cement And Fine Aggregate " | Find ...
Concrete Made with Partially Substitutions of Copper Slag …
1. Introduction. A widely utilized raw material in construction is concrete, which is the basis for all construction and development initiatives around the globe, serving as the base for all buildings and infrastructure [1,2,3].The environmental impact of concrete's primary ingredients changes depending on the kind of concrete and the …
Life Cycle Assessment of Concrete Using Copper …
Cement, one of the main components of concrete, poses environmental risks, accounting for 7% of total global carbon emissions. To alleviate the environmental hazards related to cement manufacturing, …
Mechanical and microstructure properties of copper slag …
Recent study on FRC in copper slag concrete has been carried out using polypropylene fibers in which the mechanical and microstructural performance has been ... in which they achieved an optimum volume fraction of about 0.5% for 12 mm length micro fiber with the water-cement ratio 0.45. Since copper slag was replaced only up to 40% …
(PDF) USE OF COPPER SLAG IN CONCRETE AND …
ii. CA- II aggregate passing 10 mm sieve and retained on 4.75 mm sieve. S.No Material Weight(gms) 1 Cement 185 2 Sand 555 3 Water 74 3.3. Copper Slag Table -2: VALUES OF DIFFERENT MATERIALS USED IN …
Influence of partial replacement of fine aggregate by copper slag …
By substituting fly ash for cement, 40% of the cement was eliminated. Copper slag has been substituted for fine aggregate in various quantities ranging from 10% to 50% in the concrete compositions. In total, six concrete mix proportions have been produced, for which the parameters like water absorption and chloride permeability were …
Durability evaluation of concrete made of fly ash and copper slag
This study was examined the effect of Copper Slag (CS) as a replacement of fine aggregates in various percentages (0–) and Fly Ash (FA) as partial replacement of Cement (0–30%) on ...
Utilization of alkali-activated copper slag as binder in concrete …
This study was focused on developing concrete using alkali-activated copper slag (AACS) as a binder. The properties of alkali-activated copper slag concrete (AACSC) were compared with portland cement concrete (PCC). Different AACSC mixes were prepared with varying Na2O dosage (6% and 8% of the binder by weight) and …
(PDF) USE OF COPPER SLAG AS SUSTAINABLE AGGREGATE …
Copper slag can be utilized as fine aggregate in cement mortars, normal concrete and also as aggregates (coarse) in concrete (high strength). As fine aggregate in cement mortar, copper slag ...
Copper Slag in Cement Manufacture and as Cementitious Material
The use of copper slag in cement and concrete provides potential environmental as well as economic benefits for all related industries, particularly in areas where a considerable amount of copper ...
Strength assessment of concrete with copper slag as …
This value is 9% greater than the value of standard concrete. M 40 grade concrete has a split tensile strength of 3.14 MPa for traditional concrete, and the lowest …
Studies on ultra high performance concrete incorporating copper slag …
The copper slag is a black glassy particle and granular in nature and has a similar particle size range like sand. The bulk density of granulated copper slag is varying from 1.9 to 2.15 g/cc.The free moisture content present in the copper slag was found to be less than 0.5% and the presence of silica is about 26%, which is desirable since it is one …
Sustainable Construction Materials: Copper Slag
4 - Use of Copper Slag as Concrete Sand. Pages. 87-163. Synopsis. Consolidating 125 studies undertaken since 1989, the effects of copper slag (CS) used as sand on concrete properties are discussed. CS increases the consistence of concrete but, if uncontrolled, this may affect its stability. ... 5 - Copper Slag in Cement Manufacture and as ...
Influence of Copper Slag Properties on Behaviour of Cement …
Processed air-cooled and granulated copper slag have a number of positive mechanical properties for aggregate use, including great adequacy for features like soundness, advantage of resistance for abrasion and good strength properties [ 1 ]. Concrete is composed of 70% volume of fine and coarse aggregates.
Influence of Copper Slag Properties on Behaviour of …
Processed air-cooled and granulated copper slag have a number of positive mechanical properties for aggregate use, including great adequacy for features …
Mechanical Strength and Microstructure Properties of Concrete …
3.2. Workability of the Copper Slag Concrete. Concrete workability refers to its capacity for easy placement, compaction, and finishing without facing issues such as separation or bleeding. Factors such as the water-to-cement ratio, the quantity and nature of the aggregate, and the incorporation of chemical admixtures influence this attribute.
EFFECT OF COPPER SLAG ON WORKABILITY AND COMPRESSIVE STRENGTH OF CONCRETE
This study aims to investigate the effects of the substitution of Portland cement with copper slag at dosages of 10 and 15% by weight on the fresh and compressive strength of concrete. The ...
Application of Copper Slag in Ultra-high Performance Concrete
Ultra-High Performance Concrete (UHPC) was hindered by the use of non-renewable quartz sand, so there was a need to find a new sustainable material to replace quartz sand. This study investigates the possibility of using copper slag as an aggregate instead of quartz sand to make sustainable UHPC. To ensure the workability and good …
Life Cycle Assessment of Concrete Using Copper …
Cement, one of the main components of concrete, poses environmental risks, accounting for 7% of total global carbon emissions. To alleviate the environmental …