effects of slag addition on the crushing strength of concrete block

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EG0800309 Attenuation of Gamma Rays by Concrete – Lead… pdf

Concrete was mixed with different amounts of lead slag extracted from recycling of the spent automotive batteries as fine aggregates. The lead slag was used as .... Fig. (4) shows the effect of the concrete density on the obtained compressive strength of the concrete blocks. From this figure it is clear that, the compressive...

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The influence of biocalcification on…

Description of the subject. Soil-cement interlocking block is used as the building block for many civil structures in Thailand. The addition of many alternative materials into interlocking block in order to improve compressive strength has been reported. However, there is currently no report on the influence of application of...

General Purpose Cement - Cement Australia pdf

properties of the cement, water to cement ratio, admixtures, curing and environmental conditions. The following graph depicts the indicative compressive strength development of. Type GP concrete over time. Concrete Compressive Strength Development. Effect of Excess Water Addition on Concrete. Compressive Strength.

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Experimental study on the behavior of concrete of ... -… pdf

specimens using ground granulated blast furnace slag as a replacement of ... results show some marginal strength gains at all ages but peaks at 11.84% ... days and 150 days,respectively. G. L. Oyekan (2007) Successful worked on improving the compressive strength of concrete block by the addition of sugar. 0.1% sugar...

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Durability aspects of fly ash and slag in concrete… pdf

7 Aug 2012 ... concrete. - Fly ash addition levels from approximately 20 % or higher or slag addition levels from approximately 50 % seem to give a fairly good .... Influence of curing temperature on development of compressive strength ... Effects of slag and fly ash on corrosion in concrete in chloride environment ...........

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Effect of Air-Cooled Slag and Granulated Blast… pdf

Slag Addition as Substitutor on Fly Ash based Geopolymer. Andrie Harmaji. 1,3 a) ... The best compressive strength was 29.80 MPa achieved in fly ash:air cooled slag 40:60 ratio and 31.33 MPa ... Portland cement replacement materials due to its ability to enhance mechanical properties of materials [2]. In this work, ACS or...

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effect of partial replacement of sand by iron slag… pdf

The results show that the strength properties of concrete ... Increasing (+) or decreasing (-) (%) in compressive strength of waste iron concrete mixes. 14. 2.5. The cementitious properties of EAFS mixed cements were compared ... armored concrete in Germany (1892) slag bricks made from granulated slag and lime in Japan.

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Experimental Study on Concrete Using Copper Slag…

26 Jun 2015 ... This paper reports the effect of concrete using copper slag as fine aggregate replacement. ... Copper slag; Waste material; Replacement of fine aggregate; Concrete; Properties of materials; Workability; Compressive strength; Split tensile strength; Flexural strength; Rebound hammer test; Ultrasonic pulse...

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Accelerated carbonation and performance of concrete… pdf

23 Jul 2017 ... compressive strength of the steel slag concrete after CO2 curing was significantly increased. The ... Therefore, high replacement of Portland cement with the steel slag resulted in the decrease of mechanical strength development [14]. In addition, ... The effects of 99.9% CO2 curing under the pressure of.

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Optimizing the Use of Fly Ash in Concrete - The Portland… pdf

CONCRETE. Introduction. Fly ash is used as a supplementary cementitious material (SCM) in the production of portland cement concrete. A supplementary cementitious .... addition to having pozzolanic properties, also has some cementitious properties. ..... Figure 12 shows the text book effect on compressive strength of.

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Effect of Partial Replacement of Cement by… pdf

Keywords: Concrete, Compressive strength, Ground-granulated blast – furnace slag, flexural strength, Marble slurry. I. INTRODUCTION. In this project we have investigates the results of properties on concrete by partial replacement of ... GGBS by partial replacing cement and addition of GGBS without replacing cement.

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Effect of copper slag and cement by-pass…

This research was undertaken to study the effect of copper slag (CS) and cement by-pass dust (CBPD) addition on concrete properties. .... They observed that hollow blocks with 5%, 10% and 20% CBPD, by weight of cement as an additive had compressive strength values higher than that of the control blocks and fall within...

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Effects of Ground Granulated Blast Furnace Slag… pdf

Effects of Ground. Granulated Blast Furnace. Slag in Portland Cement. Concrete (PCC)- mar g or. P hcraese. R ya w h gi. H nis n ocsi. W. WHRP 07-01. Irene K. ... The primary concrete properties studied were compressive strength, split-tensile .... In addition, six curing methods were studied for each type of concrete.

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Effect of Silica Fume and Slag on Compressive…

7 Mar 2014 ... F70 was modified by replacing FA at levels of 10 and 20 % with silica fume (SF) and ground granulated blast-furnace slag (GGBS) and their equally combinations. All HVFA concrete types were compared to PC concrete. After curing for 7, 28, 90 and 180 days the specimens were tested in compression and...

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Effect of air-cooled slag and granulated blast…

Geopolymer was made by mixing fly ash and air cooled slag or granulated blast furnace slag in certain ratio with alkali activator solution. ... J. Brozovsky, O. Matejka, and P. Martinec,: Concrete Interlocking Paving Blocks Compression Strength Determination using Non-Destructive Methods, The 8th International Conference...

Ground granulated blast-furnace slag - Wikipedia

Several compositional ratios or so-called hydraulic indices have been used to correlate slag composition with hydraulic activity; the latter being mostly expressed as the binder compressive strength. The glass content of slags suitable for blending with Portland cement typically varies between 90- and depends on the...

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Research on the Strength of High-Strength Steel…

Furthermore, the steel slag with less than 30% addition has little effect on concrete strength and it can increase the cement's possibility of contacting to water, and reduce the amount of cement without lowering the concrete strength. The influential degree on the compressive strength of concrete is followed by ascending...

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Comparison of properties of prefabricated interlocking ... -… pdf

(Rong, Sun, W & Zhang, 2010; Papayianni & Anastasiou, 2010). The results of some mechanical properties carried out on frame concrete by Zhen-Shuang (2011) put forth that fly ash addition to concrete results in significant improvements in the compressive strength and flexural tensile strength mortar matrix at 56 days and...

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Effect of Polypropylene Fibres on Flexural… pdf

o Objective. To find out the enhancement in flexural strength of M30 Grade cylindrical concrete block having the dimensions- 500 X 100 X 100 mm; on addition of polypropylene plastic in the mix. o Materials used. The following materials were used-. • Blast furnace slag. • Cement. • Polypropylene Plastic. • Fine aggregates.

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Reaction kinetics, reaction products and compressive… pdf

This study investigates the reaction kinetics, the reaction products and the compressive strength of slag activated .... slag activated by Na2O·rSiO2 or ordinary cement [31–34], indicated by a very long dormant period (DP) of up to 70 h. In addition, after the dissolution phase, a second peak appears at about 1–2 h before the.

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chapter 2 literature review - Shodhganga pdf

Al-Jabri et al (2005) dealt with the effect of copper slag and cement by-pass dust addition on mechanical properties of concrete. Here in addition to the control mixture, ... paving blocks. Surface abrasion and flexural tensile strength tests were conducted for kerb specimens. While compression strength was decreased slightly...

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Increasing the compressive strength of Portland…

9 May 2014 ... The compressive strength test results indicate that the concrete containing a w/c ratio of 0.50 can be used for structural applications, regardless of the waste glass ... slag and metakaolin in place of Portland cement, and investigated the effect of recycled glass sand on the behavior and properties of concrete...

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The Behaviour of Concrete in Terms of Flexural, Tensile… pdf

effect of copper slag on the strength properties of both M25 and. M30 concrete. Cement was replaced with copper slag in following proportions: 0%, 5%, 10%, 12%, ... have been put to replace cement with copper slag for two different mix designs viz. M25 and M30. The concrete blocks have been tested for compression,...

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Effect of Iron Filings in Concrete Compression… pdf

effect of using electric arc furnace steel slag on hardened concrete. Experimental results indicated that such steel slag aggregate concrete achieved higher values of compressive, tensile and flexural strength and modulus of elasticity, compared to natural aggregate concrete. Shekarchi et al. [7,8] conducted comprehensive...

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use of granulated bf slag in m40 grade concrete -… pdf

Keywords: granulation, concrete, fine aggregate, compressive strength, ... environmental impact, alternative materials to be used as fine aggregates are being ... In addition to molten iron, the furnace generates slags in the range of 250 to 500 kg per tonne of hot metal. "Slag" is a non-metallic product, consisting of glass...

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Basic Properties and Utilization of Steam-Cured… pdf

Strength Characteristics. 3.1 Effect of slag ratio. Figures 2 and 3 show the results of compressive strength tests of concretes added to ground granulated blast furnace slag 4000 and subjected to steam curing followed by air curing. Figure 2 shows the results obtained with concrete products produced in 1.5 to 2 cycles/.

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Strength Evaluation of Pre-Cast Concrete Paver… pdf

Abstract: The main aim of this study is to evaluate the performance of concrete paving block where steel slag was used as a partial replacement of fine aggregate with addition of waste PET fibres in different proportions. The performance was evaluated in term of effect on compressive strength, flexural strength of Steel slag...

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Effect of copper slag as a fine aggregate on the…

The results obtained for cement mortars revealed that all mixtures with different copper slag proportions yielded comparable or higher compressive strength than that of the control mixture. Also, there ... However, addition of more copper slag resulted in strength reduction due to the increase in the free water content in the mix.

Experimental study on the effect of volcanic residue on… pdf

2.2 Mix design. Concrete specimens are divided into 11 groups, the main research objectives were the effects of vol- canic coarse aggregate content and volcanic slag fine aggregate content on compressive strength, dry apparent density and frost resistance of waste brick recycled lightweight aggregate concrete. Volcano.

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Effects of Different Mineral Admixtures on the…

19 Nov 2013 ... Comparative studies have been done such as the effect of blast furnace slag and fly ash on the hydration of fresh cement paste [1], effect of silica fume ... concrete has no drawbacks; however, in 1995, Martin [17] reported that the inclusion of MK in concrete increases the compressive strength up to 110 MPa...

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Short-Term Behavior of Slag Concretes Exposed to a Real In…

8 Aug 2017 ... The effective porosity, capillary suction coefficient, chloride migration coefficient, carbonation front depth, and compressive strength were also analyzed. ... Among those additions, the ground granulated blast-furnace slag (GGBS) and its influence on the microstructure and properties of cement-based...

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Carbon Steel Slag as Cementitious Material for Self ... -… pdf

16 Mar 2012 ... Thus, some researchers have tested the effects of mixed iron slag (36%~45%), steel slag (6%~22%) and limestone (40%~64%) on the setting time of cement paste and the compressive strength at 3, 7 and 28 days [Schindler Anton. K.,Barnes Robert W.,Roberts James B.,2007. Whitcomb Brent L., Kiousis...

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effect of photocatalyst tio2 on… pdf

Portland cement mortars and mortars with 50% slag as cement replacement were included, and w/cm of the mortars was 0.5. In addition, effect of TiO2 on rate of cement hydration, workability, and strength development ... compressive strength of the Portland cement mortars with TiO2 was only slightly lower than that without...

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Analysis of the Optimum Usage of Slag for the… pdf

18 Mar 2015 ... verified through experimental results of the compressive strength of slag-blended concrete ... De Schutter's model to evaluate the degree of hydration and strength development [2]. In addition, when the slag replacement ratio and water-to-binder ratio change, the coefficients of De Schutter's model will.

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Seema Karami - Civil Engineering and Construction Materials… pdf

6.2.4 Using Crushed Plasterboard as Light Weight Aggregate. 114. 6.2.5 Mixes with normal Ligh Weight Aggregate. 117. 6.2.6 Effect of source of waste products on characteristics of Light weight concrete 118. 6.2.7 Effect of plasterboard particle size on compressive strength and density of block samples. 121. 6.2.8 Hanson...

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Factorial Optimization of Gypsum Addition to Foundry…

Factorial Optimization of Gypsum Addition to Foundry Slag during Production of Maximum-Compressive-Strength Compliant Cement ... The durability and the environmental impact of concrete are closely connected to its transport properties, which control the kinetics of the penetration of water and aggressive agents into...

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Strength behavior of concrete using slag… pdf

of OPC and slag concrete of cement slag mix ratio 85:15, 70:30 and 55:45 have been studied in plain water and seawater of salt concentration 1N, 3N and 5N over the periods of 1, 3, 6 and 12 months. The specimens were taken out periodically and subjected to compressive strength and ultrasonic pulse velocity tests.

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GEO Report No. 258 - pdf

(PWCL) carried out an investigation on the strength development and durability of Ground Granulated Blastfurnace. Slag (GGBS) concrete. The investigation studied the characteristics of concrete with different percentages of GGBS and compared them with that of Portland Cement concrete. The effects of silica fume, source...

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Effect of content and fineness of slag as high… pdf

15 Oct 2016 ... Replacement of cement by slag in ultrahigh performance concrete (UHPC) makes it a green material for ... Results show that early and late compressive strength and flexural strength is improved ... Key words: Strength, Durability, Ultra high performance concrete, Chloride migration, Water penetration. 1.

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Environment-Friendly Block, "Ferroform," Made from… pdf

same strength and durability as concrete. It can be used a substitute for concrete blocks, natural stones and fresh concrete. In repair work at Mizushima Port, 150 000 t .... wave impact, too. Figure 4 shows the change in compressive strength of Ferroform test blocks (Φ125 × 250 mm) when exposed to the sea in three different...

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