The manufacture ofPortland slag cement has been developed primarily to utilize blastfumace slag, a waste product from blastfurnaces. The development of manufacture of this type of cement will considerably increase the total output of cement production in the country and will, in addition. pro vide a profitable use for an otherwise waste product.
3.3.2 Basic properties of nickel slag. In terms of chemical compositions, nickel slag is very siliceous that may contain up to 50–55% silica and has high magnesium content. Compared with copper slag, it contains less iron, lime, and alumina. The chemical composition of nickel slag is presented in Table 3.3. Table 3.3.
Feasibility Studies for Use of Copper Slag in Clinker Manufacture. Suresh Vanguri, Suresh Palla*, Gonthi Prasad, Sanjeev Kumar Chaturvedi, and Bibekananda Mohapatra. National Council for Cement and Building Materials, Ballabhgarh, Faridabad, Haryana 121004, India. *E-mail: suresh.palla@ncbindia. Received January 4, 2022 | …
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 …
Copper slag admixed mortar and concrete showed a lesser amount of leaching than solution due to the complex formation with cement mortar. Hence, copper slag can be used (2.5%) in raw mix for OPC and (35%) in manufacture of PSC. The …
The use of a Chilean copper smelter slag in the manufacture of cement mortars was studied. Copper slag was characterized from the chemical, mineralogical and size distribution point of view. In addition, different Chilean standards were used to determine some important parameters of the waste and to perform compression and …
Many researchers have investigated the use of copper slag in the production of cement, mortar, and concrete as mixed with lime stone powder, dust, cement …
5 - Copper Slag in Cement Manufacture and as Cementitious Material. Pages. 165-209. Synopsis. In this chapter, the use of copper slag (CS) as part of the raw feed in Portland cement clinker calcination or in the ground form as supplementary cementitious material is discussed. Cement produced with CS, as an iron source replacement, has shown few ...
Construction waste, blast furnace, steel slag, coal fly ash and bottom ash have been accepted in many places as alternative aggregates in embankment, roads, pavements, foundations and building construction, raw materials in the manufacture of ordinary Portland cement pointed out by Teik et. al. (2006).Copper slag is an industrial by …
Potentials of copper slag utilisation in the manufacture of ordinary Portland cement Authors: Mohammad M. Ali, Satish K. Agarwal, Ashwani Pahuja Source: Advances in Cement Research, Volume 25, Issue 4, 1 Aug 2013 (208–216)
Given its chemical and mineralogical characteristics, copper slag, a solid industrial by-product, may serve as a partial substitute for silica and hematite in raw …
This work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction. Cement mortar mixtures prepared with fine aggregate made up of different proportions of copper slag and sand were tested for use as masonry mortars and plastering. Three masonry wall panels of …
The addition of copper oxide in cement raw mix is known to improve its burnability, with increase in formation of the alite phase. Copper slag, a by-product of the metallurgical industry, containing copper oxide can therefore be a useful additive in the manufacture of cement, particularly for hard burning raw mixes. This paper presents a …
The safe and efficient treatment of copper slag (CS) is an important aspect of the circular economy and green development. In order to reduce the negative environmental impact, CS is used as a precursor to substitute different contents of ground granulated blast furnace slag (GGBS) in the manufacturing of alkali-activated materials (AAM)) in this …
Copper slag, a by-product of the metallurgical industry, containing copper oxide can therefore be a useful additive in the manufacture of cement, particularly for …
One SCM used is copper slag (CS). In this study, a life cycle assessment (LCA) is conducted by investigating the environmental impacts of concrete replacing different percentage of cement with CS.
Copper slag, a by-product of the metallurgical industry, containing copper oxide can therefore be a useful additive in the manufacture of cement, particularly for hard burning raw mixes.
The utilization of copper slag in construction-related applications mitigates the environmental risks associated with landfilling and favours the industry as a superior and economical alternative. Several authors have reported the application of copper slag in manufacturing hot-mix asphalt pavements [26, 29, 73, 74]. The fine-grained copper ...
1. Introduction. Copper slag (CS) is a solid waste generated from the production of copper metal. Approximately 2.2–3 tonnes of slag is generated for every tonne of copper produced (Sharma et al., 2017a).The annual production of CS is estimated to be approximately 40 million tonnes worldwide (Dhir et al., 2016).China has become …
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 ...
Copper slag (CS) is an industrial by-product obtained from copper metal smelting, where the manufacture of one-ton copper would approximately generate 2.2 tons of CS [[16], [17], [18]]. Given the huge amount of CS, there are several treatment options, including recycling for refining precious-metal, manufacturing value-added …
A concern of the utilization of copper slag is that hazardous metal concentrations of the slag will be released to the environment. The large number of …
Approximately 3 Mt of copper slag is generated in India; for every tonne of copper, 2.2 tonne of slag is generated. Copper slag is used by the Indian cement industry as a performance improver (IS 269: 2015). Copper slag as an alternative iron corrective reduces calcination temperature and therefore reduces the need for mineralizers.
The use of copper slag in geo-polymer concrete could potentially increase the positive effects on the environment by lowering the demand for sand mining [29]. In mortars, natural sand of size 0-4 ...
This paper reported on an experimental program to research the effect of using blasted copper slag from shipyard repair and maintenance as replacement of fine aggregates in the sand-cement brick ...
The use of copper slag in blended cement production is conditioned by the selecting of the right proportions of Portland cement and slag in order to attain synergistic effects which give long-term ...
One of the greatest potential applications for reusing copper slag is in cement and concrete production. Many researchers have investigated the use of …
For this research M20 and M40 grade of concrete were used. And the replacement of natural sand by copper slag was 20%, 30%, 40% and 50%. Maximum compressive strength was found at 40% replacement ...
... According to the results, the strength of copper slag concrete is generally lower than that of control concrete. Shi et al. (Shi et al., 2008) using copper slag as a …
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, supplementary cementitious materials (SCM) are employed to reduce the usage of cement in concrete. One SCM used is copper …
Copper Slag Copper slag of specific gravity 3.68 was used. Test specimen Test specimen of (150mm*150mm*150mm) dimensions were casted. Copper Slag behaves similar to River Sand, for its use as fine aggregate (partially or in blending) in Concrete mixes. Addition of Copper Slag in Concrete increases the density, thereby the self-weight of Concrete.
The use of a Chilean copper smelter slag in the manufacture of cement mortars was studied. Copper slag was characterized from the chemical, mineralogical and size distribution point of view. In ...
The favourable physico-mechanical characteristics of copper slag can be utilised to make the products like cement, fill, ballast, abrasive, aggregate, roofing …
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 …
In recent years, the use of natural fibers in concrete has gained considerable attention due to their potential as a sustainable alternative to conventional steel reinforcements. This paper investigates the strength performance of natural fiber-reinforced recycled aggregate concrete using copper slag as a replacement for fine aggregate. …
The addition of copper oxide in cement raw mix is known to improve its burnability, with increase in formation of the alite phase. Copper slag, a by-product of the metallurgical industry, containing copper oxide can therefore be a useful additive in the manufacture of cement, particularly for hard burning raw mixes. This paper presents a study on the …
The mixes containing steel and Fig. 10 System boundary description for cement, fine aggregate, copper slag and steel slag for the present study [46,[64][65][66] [67] 69] copper slag are economical ...
