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1

Harits, Emil, Muhammad Fiqri Satria, Wattini Wattini, and Satriyo Utomo. "Perbandingan kuat tekan beton menggunakan pasir pantai dengan bahan aditif dan tanpa aditif serta perendaman air tawar dan air laut." Construction and Material Journal 7, no. 1 (2025): 13–24. https://doi.org/10.32722/cmj.v7i1.7362.

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Penelitian ini mengevaluasi pengaruh penambahan silica fume terhadap kekuatan tekan dan karakteristik beton. Silica fume, sebagai bahan tambah pozzolan, diketahui dapat meningkatkan kualitas beton melalui reaksi pozzolanik yang memperbaiki struktur mikro dan mengurangi porositas. Dalam penelitian ini, beton dengan kadar silica fume sebesar 6%, 7%, 8% dan 9% dari berat semen diproduksi dan diuji. Pengujian dilakukan pada umur 14 hari untuk menilai kekuatan tekan dan kepadatan beton. dengan peningkatan maksimum tercatat pada campuran dengan 8% silica fume. Beton merupakan bahan yang sangat penti
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2

Sopa N.R, Yra Maya, Sartika Nisumanti, and Denie Chandra. "Pengaruh Penambahan Silica Fume Terhadap Kuat Tekan Beton Fc’25." Publikasi Riset Orientasi Teknik Sipil (Proteksi) 5, no. 1 (2023): 1–6. http://dx.doi.org/10.26740/proteksi.v5n1.p1-6.

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Beton salah satu bahan utama dalam bidang kontstruksi. Bangunan insfrastruktur seperti gedung, jembatan, irigasi dan jalan semuanya menggunakan beton sebagai bahan utama. Silica fume adalah material pozzolan yang halus, berbentuk butiran, sangat kecil, mengandung senyawa silika dioksida (SiO2) dan alumina (Al2O3) yang berpengaruh dalam proses pengerasan pada beton. Penggunaan silica fume pada campuran beton dapat menghasilkan beton dengan kuat tekan yang tinggi. Penelitian ini bertujuan untuk mengetahui pengaruh penambahan silica fume dengan variasi kadar silica fume sebesar 10% dan 20%. Mengg
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3

Al-Soudany, Kawther. "Remediation of Clayey Soil Using Silica Fume." MATEC Web of Conferences 162 (2018): 01017. http://dx.doi.org/10.1051/matecconf/201816201017.

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This paper evaluates the use of silica fumes as modification of fine-grained soil in order to alter undesirable properties of the native soil and create new useful soils. Silica fume as well as clay material, are used in changing the engineering properties to be compatible and satisfying this is due to their pozzolanic reactivity. The study aims to investigate the uses of these materials in geotechnical engineering and to improve the properties of soils. Four percentages of silica fumes were used in the present study, which is 0, 3, 5 and 7%. Classification, specific gravity, compaction charac
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4

Tarru, Reni Oktaviani. "Studi Penggunaan Silica Fume Sebagai Bahan Pengisi (Filler) Pada Campuran Beton." Journal Dynamic Saint 3, no. 1 (2018): 472–85. http://dx.doi.org/10.47178/dynamicsaint.v3i1.271.

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Enter an abstract of up to 250 words for all articles. This is a concise summary of the whole paper, not just the conclusions, and is understandable without reference to the rest of the Silica fume merupakan produk sampingan (biproduct) dari suatu proses industri silicon metal. Silica fume mengandung kadar SiO2 yang tinggi dan merupakan bahan sangat halus, berbentuk butiran, sangat kecil, dan biasanya disePbut dengan mikro silika. Silica fume mengandung unsur SiO2 lebih dari 85% dengan demikian silica fume dapat dikategorikan sebagai pozzoland. Terdapat kelebihan tersendiri apabila kita menggu
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5

Sutriono, Bantot, Retno Trimurtiningrum, and Aditya Rizkiardi. "Pengaruh Silica Fume sebagai Subtitusi Semen terhadap Nilai Resapan dan Kuat Tekan Mortar (Hal. 12-21)." RekaRacana: Jurnal Teknil Sipil 4, no. 4 (2018): 12. http://dx.doi.org/10.26760/rekaracana.v4i4.12.

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ABSTRAKBeton dan mortar banyak digunakan sebagai bahan konstruksi di seluruh dunia. Meningkatnya permintaan beton dan mortar juga meningkatkan permintaan semen di pasar yang berdampak negatif bagi lingkungan. Industri semen menghasilkan sekitar 6 hingga 7 persen dari seluruh CO2 di seluruh dunia. Oleh karena itu, para peneliti mencoba mengembangkan gagasan tentangbeton ramah lingkungan, dengan mengurangi penggunaan semen dengan menggunakan bahan alternatif seperti silica fume. Silica fume adalah bahan pozzolan yang kaya akan silika dan dapat bereaksi kimia dengan kalsium hidroksida, membentuk
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6

Putra, Rivaldo Hartono, Laksmi Irianti, Surya Sebayang, and Ratna Widyawati. "Kuat Tekan Beton Mutu Tinggi Dengan Memanfaatkan Fly Ash dan Silica Fume Sebagai Bahan Pengisi." Jurnal Rekayasa Sipil dan Desain 10, no. 3 (2022): 501–16. https://doi.org/10.23960/jrsdd.v10i3.2760.

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Mengingat limbah sisa hasil pembakaran batu bara (fly ash) meningkat setiap tahunnya dan dapat menyebabkan dampak lingkungan yang cukup membahayakan terutama pada polusi udara dalam kehidupan sekitar, maka perlu dilakukan pemanfaatan fly ash sebagai bahan campuran beton. Dalam penelitian ini, penulis akanmelakukan pemanfaatan fly ash sebagai bahan pengganti sebagian semen dansilica fume sebagai bahan tambah untuk meningkatkan waktu setting time. Variasi fly ash yang digunakan adalah 0%, 5%, 10%, dan 15% dari berat total semen dan variasi silica fume yang digunakan adalah 5% dan 10% dengan wakt
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7

Şenol, Ahmet, and Arzu Guner. "Use of Silica Fume, Bentonite, and Waste Tire Rubber as Impermeable Layer Construction Materials." Advances in Civil Engineering 2023 (January 17, 2023): 1–12. http://dx.doi.org/10.1155/2023/7301343.

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To avoid the potential risks associated with all hazardous wastes, it is important that containment methods are intended to prevent the migration of liquid hazardous wastes or leaks containing hazardous components. Therefore, impermeable barriers were used to prevent contamination. In this study, geotechnical tests were performed on samples by mixing rubber and bentonite with silica fume at certain percentages. The aim of the experimental studies is to evaluate the applicability of certain proportions of silica fume, rubber, and bentonite mixtures as impermeable liner material. Possible cracks
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8

Muhammed, N., L. Shihab, and S. Sakin. "Ultimate Load of Different Types of Reinforced Self-Compacting Concrete Columns Attacked by Sulphate." Civil Engineering Journal 8, no. 10 (2022): 2069–83. http://dx.doi.org/10.28991/cej-2022-08-10-04.

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In this study, the effects of the partial immersion of sulphate attack on the ultimate load capacity of reinforced self-compacting concrete (SCC) columns and the sulphate attack resistance improvement using silica fume, steel fibres, and the combination of silica fume and steel fibres were assessed. Twelve short circular self-compacting reinforced concrete columns (0.150 m in diameter and 0.7 m long) were cast and divided into groups according to (1) the three acid-attack groups. The first group was tested without an acid attack (control). The second group was tested after 1 month of exposure
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9

Lin, Dong, and Zi Yun Wen. "Research on the Efficient Application of Silica Fume in High-Tech Cement-Based Materials." Advanced Materials Research 374-377 (October 2011): 1537–40. http://dx.doi.org/10.4028/www.scientific.net/amr.374-377.1537.

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The comparison experiments are carried out at different silica fume dosage between the silica fume with pre-treatment and the silica fume without pre-treatment. The results show that the pre-treatment of silica fume improved the strength greatly and the silica fume dosage corresponding to the strength peak somewhat moved forward from 0.20 for the cement-based materials with pre-treatment of silica fume to 0.21 for the cement-based materials without pre-treatment of silica fume. The particles distribution experiment results indicate that after the pre-treatment of silica fume, the average parti
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10

Shao, Di, Jianzhi Diao, Lijie Wang, and Long Li. "Effect of surface modification on the compressive properties of silica fume/polyurethane composites." Journal of Polymer Engineering 36, no. 8 (2016): 847–52. http://dx.doi.org/10.1515/polyeng-2015-0475.

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Abstract Silica fume was modified by a silane coupling agent (KH-550). The modified silica fume was further investigated to reinforce polyurethane (PU) composites. Unmodified and modified silica fume reinforced PU composites were prepared. Through the comparisons of Fourier transform infrared (FT-IR) spectroscopy, transmission electron microscopy (TEM) and scanning electron microscopy (SEM) of unmodified and modified silica fume, the agglomerations of silica fume particles were effectively prevented as KH-550 was grafted. The compressive strength of the modified silica fume/PU composites was l
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11

Torres-Ortega, Ramón, Edgar Quiñonez-Bolaños, Candelaria Tejada-Tovar, Yineth García-Díaz, and Ibeth Cabarcas-Torres. "High-strength Concrete with Natural Aggregates, Silica Fume, and Polypropylene Macrofibers." Ciencia e Ingeniería Neogranadina 31, no. 2 (2021): 27–40. http://dx.doi.org/10.18359/rcin.4394.

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 The use of concrete with polypropylene macrofibers can reduce the fragility and shrinkage of silica fume mixtures. Here, we investigated the effect silica fumes and aggregates have on enhancing high-performance concrete with polypropylene macrofibers. Three dosages of polypropylene macrofibers were evaluated (0.39, 0.63, and 0.79 % volume fraction), including silica fume (0.0 and 7.0 % water-cement), for two types of coarse aggregate (limestone and river gravel), with two maximum nominal sizes of coarse aggregate. In total, 96 concrete specimens were subjected to co
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12

Jin, Zu Quan, Peng Zhang, Tie Jun Zhao, and Bao Rong Hou. "Study on Ultra-Strength Mortar Prepared with Mineral Admixture." Materials Science Forum 675-677 (February 2011): 1073–76. http://dx.doi.org/10.4028/www.scientific.net/msf.675-677.1073.

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In this paper, preparation, property study of ultra-strength mortars with mineral admixture and clear river sand was carried out. The mineral admixture include fly ash, ultra-fine GGBS and silica fume. The experimental results show that the compressive strength of mortar improves with increasing amount of silica fume or ultra-fine GGBS. When the content of silica fume or ultra-fine GGBS is 30~35%, the compressive strength and flexural strength of mortar in curing age of 7 days are 100 MPa and 20MPa, respectively. But strength of mortar decreases with the increase replacement rate of fly ash. W
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13

Pasulu, Andika, Jonie Tanijaya, and Desi Sandy. "Penggunaan Silica Fume Sebagai Substitusi Semen Dengan Bahan Tambah Abu Pecahan Karang Pada Beton." Paulus Civil Engineering Journal 5, no. 1 (2023): 8–18. http://dx.doi.org/10.52722/pcej.v5i1.586.

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Silica Fume merupakan material pozzolan yang sangat halus, dimana mengandung komposisi silika lebih banyak dari sisa produksi silicon atau alloy besi silikon. Silica fume yang digunakan berbentuk bubuk sebagai substitusi semen. Penelitian ini bertujuan untuk mengetahui pengaruh persentase yang menggunakan silica fume sebagai substitusi semen dengan bahan tambah abu pecahan karang terhadap kuat tekan, kuat tarik belah dan modulus elastisitas beton. Penelitian ini metode SNI (f’c) 30 MPa dan sampel bentukan silinder dimensi 150 mm x 300 mm. Berdasarkan hasil penelitian yang didapatkan, variasi S
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14

Jinnai, H., T. Saeki, and S. Nagataki. "Silica Fume." Concrete Journal 52, no. 5 (2014): 399–404. http://dx.doi.org/10.3151/coj.52.399.

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15

Wang, Xiao Jun, Xiao Yao Wang, Hong Fei Zhu, and Xiao Ye Cong. "The Change of Silica Tetrahedron in Cement-Silica Fume Blends Hydration." Materials Science Forum 743-744 (January 2013): 280–84. http://dx.doi.org/10.4028/www.scientific.net/msf.743-744.280.

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The change of silica tetrahedron in cement-silica fume blends hydration is critical for blended cement application. 29Si solid-state magic angle spinning nuclear magnetic resonance (MAS NMR) investigations on the change of silica tetrahedron, which were Portland cement hydration, silica fume in simulated hydration and cement-silica fume blends hydration, were characterized and compared in this paper. The experimental results revealed that the amorphous silica tetrahedron structure in silica fume changed into Q1 and Q2 silica tetrahedrons, the same as silica-oxide structure of cohesive gel in t
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16

Sun, Shan, Xue Qing Liu, and Ji Yan Liu. "Comparative Study of Different Source of Silica-Filled Epoxy Resin." Advanced Materials Research 631-632 (January 2013): 205–8. http://dx.doi.org/10.4028/www.scientific.net/amr.631-632.205.

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The mechanical properties and morphologies of fume precipitate and rice husk silica filled EP composites have been compared. The density, specific area of the silica decreases in the order of fume silica, precipitate silica and rice husk silica, while the silica size increases with the order above. It is shown that the fume silica/EP exhibits the highest flexural strength and modulus, followed by the precipitate silica/EP and the rice husk silica/EP. The rice husk silica/EP exhibits the highest in impact strength as silica is 1 phr. Over 5 phr of silica, fume silica/EP has the highest in impac
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17

He, Juan, Congmi Cheng, Xiaofen Zhu, and Xiaosen Li. "Effect of Silica Fume on the Rheological Properties of Cement Paste with Ultra-Low Water Binder Ratio." Materials 15, no. 2 (2022): 554. http://dx.doi.org/10.3390/ma15020554.

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The effect of silica fume on the rheological properties of a cement–silica fume–high range water reducer–water mixture with ultra-low water binder ratio (CSHWM) was studied. The results indicate that the W/B ratio and silica fume content have different effects on the rheological parameters, including the yield stress, plastic viscosity, and hysteresis loop area. The shear-thickening influence of CSHWM decreased with the increased silica fume content. When the silica fume content increased from 0% to 35%, the mixture with W/B ratio of 0.19 and 0.23 changed from a dilatant fluid to a Newtonian f
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18

Ashad, Hanafi, Guntur Walinono Saputra Billa, and Salwa Chastisa Supri. "Persamaan Konstitusif Beton Menggunakan Beton Daur Ulang sebagai Agregat Kasar dengan Additive Silica Fume." Jurnal Teknik Sipil MACCA 4, no. 1 (2019): 41–53. http://dx.doi.org/10.33096/jtsm.v4i1.360.

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Saat ini dengan meningkatnya penggunaan beton, maka meningkat pula limbah yang dihasilkan dari penggunaan beton itu sendiri. Penggunaan beton daur ulang merupakan salah satu usaha untuk mengurangi dampak perusakan lingkungan yang disebabkan oleh limbah beton. Penelitian ini menggunakan beton daur ulang sebagai agregat kasar dengan penambahan silica fume, untuk mengetahui efek dari penambahan silica fume terhadap kuat tekan dan modulus elastisitas pada beton normal. Adapun variasi silica fume yang digunakan pada penelitian ini ialah 0%, 5%, 10% dan 15% terhadap berat semen yang digunakan. Kuat
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19

Marti-Montava, Felipe, Ann Opsommer, and David Garcia-Sanoguera. "Influence of Silica Fume Source on Crystallization of Xonotlite in a New Process Making Medium Density Ca-Silicate Based Products." Key Engineering Materials 788 (November 2018): 3–12. http://dx.doi.org/10.4028/www.scientific.net/kem.788.3.

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This paper investigates the influence of different types of silica fume on the crystallization process of medium density calcium silicate based products. The products are formed by a new technology that consists of two steps. In the first step, a mixture containing calcium silicate hydrates (C-S-H) is formed by reaction of lime with special silicas at temperatures below 100°C. This mixture is then molded into boards by a filter-pressing technique. In the second step, the boards are treated in hydrothermal conditions enabling the conversion of the C-S-H into important contents of xonotlite (Ca6
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20

Wu, Xiaowei, and Zhaoxi Tang. "Influence of Silica Fume on the Performance of Moderately Weathered Phonolite Concrete." E3S Web of Conferences 293 (2021): 02032. http://dx.doi.org/10.1051/e3sconf/202129302032.

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The effect of silica fume on the performance, mechanical properties, durability and air tightness of airtight concrete was studied. The results showed that with the increase of silica fume content, the concrete performance will decrease, the compressive strength of airtight concrete will increase first, and reach the highest when the silica fume content was 8%, and then it will decrease gradually. With the increase of silica fume content, the corrosion resistance coefficient of concrete increased gradually, then decreased. The permeability coefficient of concrete decreases with the increase of
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21

Wang, Fu Hua, and Sen Li. "Effect of Silica Fume on Workability and Water Impermeability of Concrete." Applied Mechanics and Materials 238 (November 2012): 157–60. http://dx.doi.org/10.4028/www.scientific.net/amm.238.157.

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A designed experimental study has been conducted to investigate the effect of silica fume on workability and water impermeability of concrete, a large number of experiments have been carried out in this study. The results indicate that the addition of silica fume has adverse effect on the workability of concrete composite. The slump and flowability of the concretes containing silica fume is less than that of the concrete without silica fume, and a considerable decrease for the slump and flow of the concrete was observed by increasing the dosage of silica fume. Besides, the addition of silica f
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22

Li, Feng, and Zai Peng Cui. "Effect of Silica Fume on Dry Shrinkage and Freezing-Thawing Durability of Concrete." Applied Mechanics and Materials 238 (November 2012): 165–68. http://dx.doi.org/10.4028/www.scientific.net/amm.238.165.

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An experimental study has been conducted to investigate the effect of silica fume on shrinkage and freezing-thawing durability of concrete, a large number of tests have been carried out in this study. The results indicate that the addition of silica fume has adverse effect on the dry shrinkage property of concrete. The dry shrinkage strain of the concrete containing silica fume is more than that of the concrete without silica fume, and a considerable increase for the dry shrinkage strain of the concrete was observed by increasing the dosage of silica fume. However, the addition of silica fume
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23

Wongkeo, W., W. Thawornson, and Arnon Chaipanich. "Microstructure and Characterizations of Portland-Bottom Ash-Silica Fume Cement Pastes." Advanced Materials Research 55-57 (August 2008): 629–32. http://dx.doi.org/10.4028/www.scientific.net/amr.55-57.629.

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This research investigated the microstructure and characterization of Portland-bottom ash-silica fume cement pastes. Bottom ash, a by – product from coal-fired thermal power plants, was obtained from Mae Moh power plant, Lampang, Thailand. It currently exists as waste approximately 1.5 MT per year and has not been put to use. Unlike its counterpart, fly ash, which is recognized as an alternative material used to replace part of Portland cement. Silica fume, a nanomaterial from ferrosilicon industry, is nanoparticle and highly amorphous. It is highly pozzolanic reaction and could improve proper
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24

Cho, Mohmmad Hassan. "IMPROVING THE ENGINEERING PROPERTIES OF CLAYEY SOIL USING SILICA FUME AND SISAL FIBER." INTERANTIONAL JOURNAL OF SCIENTIFIC RESEARCH IN ENGINEERING AND MANAGEMENT 08, no. 04 (2024): 1–5. http://dx.doi.org/10.55041/ijsrem31950.

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Building on soft soils continues to be a challenge for civil engineers in the modern world, despite the rapid development of infrastructure projects and advancements in construction technology. They exhibit a large volumetric change upon contact with water, which is the cause of their limited bearing capacity. Various stabilization strategies can be used to handle the soft clay's shear strength issue. In this experiment, sisal fibers and silica fumes were added in different amounts to the clay soil in order to determine the ideal moisture content and strength parameters for reaching the maximu
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25

HERMANN, A., E. A. LANGARO, S. H. LOPES DA SILVA, and N. S. KLEIN. "Particle packing of cement and silica fume in pastes using an analytical model." Revista IBRACON de Estruturas e Materiais 9, no. 1 (2016): 48–65. http://dx.doi.org/10.1590/s1983-41952016000100004.

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When added to concrete in appropriate content, silica fume may provide an increase in the mechanical strength of the material due to its high pozzolanic reactivity. In addition to the chemical contribution, physical changes can also be observed in concretes with silica fume due to an improvement in the particle packing of the paste. This is a result of their small size spherical particles, which fill the voids between the larger cement grains. However, it is necessary to properly establish the cement replacement content by silica fume, because at high amounts, which exceed the volume of voids
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26

Prasetyo, Arnoldus Meidio Adi, and Ade Lisantono. "COMPRESSIVE AND SHEAR BOND STRENGTH OF OIL WELL CEMENT WITH CALCIUM CARBONATE AND SILICA FUME." Jurnal Teknik Sipil 13, no. 4 (2017): 255. http://dx.doi.org/10.24002/jts.v13i4.933.

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One of the critical factors of cementing process in oil drilling of off-shore-project is designing the cement slurry. For this reason, the slurry properties which have been classified by American Petroleum Institute (API) should be changed so it will match with the requirement of reservoir condition. Changing the slurry properties can be done by adding the additive material into the cement slurry such as Calcium Carbonate and Silica Fume. The research objective is to study the effect of calcium carbonate and silica fume to the compressive and shear bond strength of oil well cement. Fourty five
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27

Tushar, W. Parate Roshan A. Bhujade Shubham S. Koparkar Sanket S. Khadse Samiksha R. Pojage 6Radhika S. Kadam Sarika R. Bhure. "To Study Self Compaction Concrete with Silica Fume." International Journal of Advanced Innovative Technology in Engineering 9, no. 3 (2024): 350–53. https://doi.org/10.5281/zenodo.12792397.

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To study of Self-compacting concrete (SCC) has gained significant attention in the construction industry due to its ability to flow and fill formwork under its own weight, without the need for vibration. This paper explores the incorporation of silica fume into self-compacting concrete to enhance its properties. Silica fume, a byproduct of silicon and ferro-silicon alloy production, is known for its pozzolanic properties, which contribute to improved strength, durability, and reduced permeability in concrete. The abstract will delve into the research conducted on the use of silica fume in SCC
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28

Li, Ong Huey, Liew Yun-Ming, Heah Cheng-Yong, et al. "Evaluation of the Effect of Silica Fume on Amorphous Fly Ash Geopolymers Exposed to Elevated Temperature." Magnetochemistry 7, no. 1 (2021): 9. http://dx.doi.org/10.3390/magnetochemistry7010009.

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The properties of amorphous geopolymer with silica fume addition after heat treatment was rarely reported in the geopolymer field. Geopolymer was prepared by mixing fly ash and alkali activator. The silica fume was added in 2% and 4% by weight. The geopolymer samples were cured at room temperature for 28 days before exposed to an elevated temperature up to 1000 °C. The incorporation of 2% silica fume did not cause significant improvement in the compressive strength of unexposed geopolymer. Higher silica fume content of 4% reduced the compressive strength of the unexposed geopolymer. When subje
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Memon, Ruhal Pervez, Uroosa Memon, Muhammad Shahzad Yousuf, Syed Irtaza Ali, and Karan kumar. "The Influence of Silica Fume on The Strength and Permeability Characteristics of Pervious Concrete." Sir Syed University Research Journal of Engineering & Technology 15, no. 1 (2025): 89–94. https://doi.org/10.33317/ssurj.684.

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Pervious concrete is recognized for its significant permeability and ecological advantages; yet, its strength and durability are constrained, limiting its structural uses. This research examines the effects of different silica fume concentrations on the mechanical characteristics and permeability of pervious concrete to enhance its performance and practical applicability. The accessibility of diverse equipment resulted in the adoption of British Standards and American Society for Testing and Materials (ASTM) regulations. This study used the Department of Environment (DOE) approach to enhance p
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30

Wang, Xiao Jun, Xiao Yao Wang, Hong Fei Zhu, and Chen Qian. "29Si NMR Characterization of Silica Tetrahedron in the Silica Fume Simulate Hydration." Key Engineering Materials 539 (January 2013): 1–4. http://dx.doi.org/10.4028/www.scientific.net/kem.539.1.

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As the major structure of silica fume, the change of silica tetrahedron in the pozzolanic reaction during the hydration has not been revealed clearly in previous studies. In this study, 29Si solid-state MAS NMR was used to characterize the silica tetrahedron change of the silica fume in saturated alkali solution with 0.9, 1.2, 1.5 and 1.8 four different calcium/silica ratios. The amorphous Q4 silica tetrahedron structure in silica fume changed into Q1 silica tetrahedron at 1 day. Q2 silica tetrahedron formed from Q1 silica tetrahedron within 3 days. Q1 and Q2 silica tetrahedron reached a balan
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31

Yin, Zhi Gang, Jun Feng, Shu You Huang, and Bing Fang Zhao. "Experimental Study of Frost-Resistance Properties of Silica Fume Concrete." Applied Mechanics and Materials 584-586 (July 2014): 1626–29. http://dx.doi.org/10.4028/www.scientific.net/amm.584-586.1626.

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The frost resistance of low strength concrete is researched. In order to evaluate the effect of different content of silica fume on frost resistance,the quality of the cement 6%, 9%, 12% silica fume are respectively added into concrete. Freezing-thawing test results show that: the silica fume concrete has good frost resistance. Content of silica fume on concrete is not almost effect to quality loss rate. In 0-250 times of freezing-thawing cycle range, it is smaller that relative dynamic elastic modulus change rate. Relative dynamic elastic modulus of ordinary concrete decreases rapidly after 2
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32

Ali Abed, Ammar, Ibtisam Kamal, and Alireza Mojtahedi. "Enhancing Concrete Properties Using Silica Fume: Optimized Mix Design." Journal of Smart Buildings and Construction Technology 5, no. 1 (2023): 84–91. http://dx.doi.org/10.30564/jsbct.v5i1.5678.

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In the current work, concrete mixes containing (7.0-33.11) weight % silica fume as a partial replacement of cement with a water /cement ratio (0.42-0.48) were prepared according to an adopted two factorial central composite design. The samples were tested, optimized, and modeled for compressive strength and density. The estimated results confirmed that compressive strength and density increase with increasing silica fume content up to 11.9 wt.%. Response surface analysis results confirmed that silica fume concrete with developed compressive strength (53.42 MPa) could be prepared by incorporati
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Luthfiana, Haya, Wibowo Wibowo, and Endah Safitri. "STUDY OF STRESS-STRAIN RELATIONSHIP OF CONCRETE WITH SILICA FUME ADDED AS PARTIAL REPLACEMENT FOR CEMENT." Jurnal Teknik Sipil 24, no. 1 (2024): 789. http://dx.doi.org/10.26418/jts.v24i1.75323.

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This study investigates the stress-strain relationship of concrete with silica fume used as a partial replacement for cement, aiming to enhance concrete quality and durability. Silica fume, acting as a cement substitute, fills voids between cement particles, reducing pore size and enhancing concrete properties. Concrete specimens were prepared with varying silica fume content (0% to 20%) and subjected to rigorous testing using Compression Testing Machines (CTM). Results indicate a significant 55.91% increase in compressive strength with 10% silica fume, compared to conventional concrete. Beyon
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Thomas, MDA, K. Cail, and R. D. Hooton. "Development and field applications of silica fume concrete in Canada: a retrospective." Canadian Journal of Civil Engineering 25, no. 3 (1998): 391–400. http://dx.doi.org/10.1139/l97-105.

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The effects of silica fume on the properties of plastic and hardened concrete are now fairly well-established. If properly used, silica fume imparts significant improvement to the strength and durability of concrete; and the availability of this material together with high-range water reducers (superplasticizers) has been largely responsible for the development of high-strength and high-performance concretes. Silica fume has been used in the Canadian cement and concrete industry for over 15 years. Early use was driven by economy, since concrete of a given strength grade could be produced at lo
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Hadi, Nabaa S., Huda H. Awadh, and Amal H. Khalil. "Experimental Study for the Effect of Additives Silica Fume on the Properties of the Synthetically Contaminated Soil." Environmental Research, Engineering and Management 78, no. 1 (2022): 46–56. http://dx.doi.org/10.5755/j01.erem.78.1.29869.

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This paper aims at studying the impact of the reaction that occurs between contaminants present in the soil and silica fume added on the chemical, physical and mechanical properties of the soil. The soil samples were contaminated in the laboratory with nickel nitrate (Ni(NO3)2). Silica fume (SF) was added to three different ratios (3%, 5%, and 10%). Several laboratory experiments were conducted to study soil characteristics before and after adding silica fume to the contaminated soil. The results revealed that the increment percentage of liquid and plastic limits was obtained with an increase
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Fajrin, Jauhar, Pathurahman Pathurahman, and Lalu Gita Pratama. "APLIKASI METODE ANALYSIS OF VARIANCE (ANOVA) UNTUK MENGKAJI PENGARUH PENAMBAHAN SILICA FUME TERHADAP SIFAT FISIK DAN MEKANIK MORTAR." Jurnal Rekayasa Sipil (JRS-Unand) 12, no. 1 (2016): 11. http://dx.doi.org/10.25077/jrs.12.1.11-24.2016.

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Penelitian yang berkaitan dengan penambahan bahan pozolan untuk memperbaiki mutu mortar atau beton sudah cukup banyak dilakukan. Namun demikian, penelitian-penelitian terdahulu umumnya dilakukan dengan menggunakan metode yang berbasis pada standar. Kelemahan metode ini adalah kesimpulan yang diambil hanya berdasarkan statistik deskriptif tanpa melibatkan proses pengujian hipotesis menggunakan statistik inferensial. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh penambahan bahan pozolan silica fume terhadap karakteristik fisik dan mekanik mortar dengan mengaplikasikan metode analys
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Singh, Amitoj, and Nitin Arora. "Impact of silica fume and PET fibre over the strength aspects of the concrete." IOP Conference Series: Earth and Environmental Science 1110, no. 1 (2023): 012023. http://dx.doi.org/10.1088/1755-1315/1110/1/012023.

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Abstract In this exploratory research, PET fibre and silica fume were practised for the intensification of the commonplace concrete. PET fibre was practised at dissimilar proportions of 0%, 0.25%, 0.50%, 0.75%, 1.0%, 1.25% & 1.50%, while the silica fume was practised at 0%, 2.5%, 5.0%, 7.5%, 10.0%, 12.5% & 15.0%. for practising the research work in efficient manner purest form of both kinds of constituents were purchased from India-Mart and the physical and chemical composition details for both the constituents were provided by them. Then several samples were prepared depending upon pr
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Vikas Srivastava, V.C. Agarwal, Atul, Rakesh Kumar, Rakesh Kumar, and P. K. Mehta. "Silica Fume – An Admixture for High Quality Concrete." Journal of Environmental Nanotechnology 2, (Special Issue) (2022): 53–58. http://dx.doi.org/10.13074/jent.2013.02.nciset310.

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By addition of some pozzolanic materials, the various properties of concrerte viz, workability, durability, strength, resistance to cracks and permeability can be improved. Silica fume is one such pozzolanic material. Silica fume is a by product obtained from the reduction of high – purity quartz with coal or coke and wood chips in an electric arc furnace during the production of silicon metal or silicon alloys. The use of Silica fume as admixture in concrete has opened up one more chapter on the advancement in concrete technology. More sticky mix can be obtained by addition of Silica fume in
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Safitri, Mariana, Rosidawani Rosidawani, and Hanafiah Hanafiah. "Sifat Fisik dan Mekanik Aerated Concrete Dengan Variasi Silica Fume." Syntax Literate ; Jurnal Ilmiah Indonesia 8, no. 12 (2023): 6913–23. http://dx.doi.org/10.36418/syntax-literate.v8i12.14563.

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Penelitian ini bertujuan untuk mengevaluasi pengaruh variasi silica fume terhadap sifat fisik dan mekanik beton aerasi. Beton aerasi merupakan jenis beton ringan dengan pori-pori dan rongga udara tinggi yang dihasilkan melalui penambahan alumunium powder. Silica fume, sebagai pozzolan pengganti semen, diharapkan dapat meningkatkan sifat mekanik beton. Metode eksperimental digunakan untuk membandingkan komposisi aerated concrete dengan variasi silica fume (0%, 10%, dan 15%). Pengujian melibatkan slump flow, setting time, penyerapan air, berat jenis, kuat tekan, dan analisis X-Ray Diffraction (X
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Hendrawati, Nanik, Endah Dwi Rahmayanti, and Evi Dyah Priapnasar. "Study Pembuatan Durable Cement dengan Penambahan Pozzolan Silica Fume." Jurnal Teknik Kimia dan Lingkungan 2, no. 1 (2018): 31. http://dx.doi.org/10.33795/jtkl.v2i1.68.

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Selama ini silica fume dikenal sebagai bahan campuran pembuatan beton karena dapat meningkatkan kuat tekan beton, menurunkan permeabilitas beton dan memiliki ketahanan sulfat yang tinggi. Dalam penelitian ini mencoba mengaplikasikan silica fume pada pembuatan durable cement. Silica fume dijadikan sebagai bahan pozzolan karena didalamnya mengandung silica tinggi yang bersifat reaktif agar dapat meningkatkan ketahanan terhadap sulfat. Bahan pozzolan ini dapat bereaksi dengan Ca(OH)2 pada suhu biasa untuk membentuk senyawa bersifat semen. Pada penelitian ini silica fume divariasikan mulai dari 0;
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Al-Oraimi, S. K., A. W. Hago, H. F. Hassan, and R. Taha. "Compressive Strength and Surface Absorption of High Strength Silica Fume Concrete Under Different Curing Conditions." Journal of Engineering Research [TJER] 4, no. 1 (2007): 17. http://dx.doi.org/10.24200/tjer.vol4iss1pp17-22.

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The effect of curing conditions and silica fume replacement on the compressive strength and the initial surface absorption of high performance concrete is reported. The silica fume contents were 5, 10, 15 and 20%, by weight of cement. Four different curing conditions were used: air curing, control curing and two other curing conditions recommended by BS8110 and ACI308-81. The cementitious material (binder) content was constant (400 kg/m3); the water/cement (w/c) ratio was also maintained at a constant value of 0.35; while the water/binder (w/b) ratio ranged from 0.35 to 0.28. The addition of s
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Julmile, Elli Mercy, Frans Phengkarsa, and Suryanto Rapang Tonapa. "Pengaruh Silica Fume dan Pecahan Batu Marmer Sebagai Bahan Subtitusi Pada Campuran Beton." Paulus Civil Engineering Journal 5, no. 1 (2023): 29–39. http://dx.doi.org/10.52722/pcej.v5i1.588.

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Tujuan penelitian untuk mengetahui pengaruh penggunaan silica fume dan pecahan batu marmer sebagai bahan subtitusi pada campuran beton pada kuat tarik belah, kuat lentur beton dan kuat tekan. Pengujian benda uji yakni kuat tarik belah, kuat lentur, dan kuat tekan. Pada penelitian ini direncanakan mutu beton yaitu 25 MPa.Dari hasil penelitian diperoleh nilai kuat tekan beton untuk variasi pecahan batu marmer sebesar 50% dan Silica Fume 0%, 10%, 12,5% dan 15% yaitu sebesar 25,175 MPa, 25,832 MPa, 24,606 MPa dan 24,229 MPa, pengujian kuat tarik belah untuk variasi pecahan batu marmer sebesar 50%
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Qtiashat, Deya, Mahmoud Al-Khazaleh, P. Krishna Kumar, Ali Alqatawna, and Islam A. Alshafei. "Influence of Bacillus Subtilis Bacteria on Strength and Durability of Concrete with Silica Fume." Civil Engineering Journal 11, no. 5 (2025): 1959–68. https://doi.org/10.28991/cej-2025-011-05-013.

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This study investigates the influence of Bacillus subtilis bacteria on the strength and durability properties of M30 concrete with and without silica fume. The experimental study was conducted on four concrete mix series: conventional concrete (B1), conventional concrete with silica fume (B2), bacterial concrete without any admixtures (B3), and bacterial concrete with silica fume (B4). Silica fume was incorporated at replacement levels of 5% and 10% by weight of cement for the B2 and B4 mix series to evaluate its effect on bacterial activity and concrete performance. The study measured compres
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Liu, Xinhui, Chunfeng Hu, and Longsheng Chu. "Microstructure, Compressive Strength and Sound Insulation Property of Fly Ash-Based Geopolymeric Foams with Silica Fume as Foaming Agent." Materials 13, no. 14 (2020): 3215. http://dx.doi.org/10.3390/ma13143215.

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Geopolymer as an alternative to cement has gained increasing attention. The aim of this article is to study the influence of the silica fume content and activator type on the porous fly ash-based geopolymer with silica fume as foaming agent. Geopolymeric foams were fabricated using low-calcium fly ash, silica fume, and sodium-based alkaline activator as initial materials. The designed silica fume contents were 0, 15, 30, and 45 wt % and two kinds of activators of water glass and sodium hydroxide were used for comparison. Phase composition, microstructure, mechanical properties and sound insula
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Nguyen Duy, Tien, Hai Hoang Viet, Tam Tran Duc, and Tu Do Anh. "Strength development and coefficient of thermal expansion of high-strength concrete using silica fume." Transport and Communications Science Journal 76, no. 1 (2025): 114–23. https://doi.org/10.47869/tcsj.76.1.10.

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Silica fume as a partial replacement for cement in high-strength concrete has been the focus of numerous studies. However, the impact of substituting cement with silica fume in concrete mixtures on the mechanical and thermal properties of high-strength concrete remains insufficiently explored. Silica fume, characterized by its high pozzolanic activity and ultra-fine particles, is incorporated into concrete mixtures to enhance their mechanical properties and durability. The research examines the influence of varying silica fume content on the compressive strength and CTE of high-strength concre
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Prasertlar, Krit, and Krit Chaimoon. "Properties of Reactive Powder Concrete Using Densified Silica Fume." Applied Mechanics and Materials 405-408 (September 2013): 2928–32. http://dx.doi.org/10.4028/www.scientific.net/amm.405-408.2928.

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This paper presents some experimental results on the physical and mechanical properties of reactive powder concrete (RPC) using two different characteristics of densified silica fume (f1 and f2). The silica fume/cement ratio (f/c) varied from 15% to 35% by weight. The flow, the micromorphology by scanning electron microscopy (SEM) and the compressive strength at the ages of 3, 7 and 28 days were studied. The effects of the silica fume agglomerations on the properties of the RPC were considered and discussed. The test results indicated that the properties of RPC depended on the type of silica f
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Wang, Qing Long, and Jun Chao Bao. "Effect of Silica Fume on Mechanical Properties and Carbonation Resistance of Concrete." Applied Mechanics and Materials 238 (November 2012): 161–64. http://dx.doi.org/10.4028/www.scientific.net/amm.238.161.

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A designed experimental study has been conducted to investigate the effect of silica fume on mechanical properties and carbonation resistance of concrete, a large number of experiments have been carried out in this study. The results indicate that the addition of silica fume has improved the compression strength and elastic modulus of concrete. A considerable increase for the compression strength and elastic modulus of the concrete was observed by increasing the dosage of silica fume. Besides, the addition of silica fume can improve the carbonation resistance of the concrete composite evidentl
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Menéndez, Esperanza, Miguel Ángel Sanjuán, and Hairon Recino. "Study of Microstructure, Crystallographic Phases and Setting Time Evolution over Time of Portland Cement, Coarse Silica Fume, and Limestone (PC-SF-LS) Ternary Portland Cements." Crystals 13, no. 8 (2023): 1289. http://dx.doi.org/10.3390/cryst13081289.

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The use of silica fume as a partial replacement for Ordinary Portland Cement provides a wide variety of benefits, such as reduced pressure on natural resources, reduced CO2 footprint, and improved mechanical and durability properties. The formation of more stable crystallographic phases in the hardened cement paste can promote resistance to concrete attacks. However, using coarse silica fume may result in lower expenses and shorter workdays. In this work, coarse silica fume was used as a partial replacement of cement, by weight, at 3%, 5%, and 7%, and it was used as limestone filler at differe
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Choi, Jeong-Il, Se-Eon Park, Huy Hoàng Nguyễn, Sang Lyul Cha, and Bang Yeon Lee. "Strain-Hardening and High-Ductile Behavior of Alkali-Activated Slag-Based Composites with Added Zirconia Silica Fume." Materials 12, no. 21 (2019): 3523. http://dx.doi.org/10.3390/ma12213523.

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This paper presents an experimental study on the effects of zirconia silica fume on the composite properties and cracking patterns of fiber-reinforced alkali-activated slag-based composites. Four mixtures were prepared with added zirconia silica fume and varying water-to-binder ratio. Polyethylene fiber was used as a reinforcing fiber for all the mixtures at a volumetric ratio of 2.0% cubic specimens and uniaxial tensile specimens were prepared to evaluate their density, compressive strength, and tensile behavior. The test results demonstrated that the compressive strength, tensile strength, a
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Wani, Absar Yousuf, and Mohit Bhandari. "Effect of Ground Granulated Blast Furnace Slag, Silica Fume and Nano Silica on the Strength & Durability Properties of Concrete: A Contemporary Review." IOP Conference Series: Earth and Environmental Science 889, no. 1 (2021): 012007. http://dx.doi.org/10.1088/1755-1315/889/1/012007.

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Abstract This paper provides a contemporary review of the usage of Ground Granulated Blast-furnace Slag (GGBS), Silica Fume, and Nano Silica in Materialistic form over the deterministic aspects of conventional concrete. The main purpose of this literature learning is to enumerate the effect of GGBS, Silica Fume, and Nano Silica on strength of concrete. The GGBS, Silica Fume and Nano-silica is a restored substitute as compared to orthodox additives like CaCl2 and SiO2 because of their effectiveness with a lesser amount of consumption. It was found that the GGBS, Silica Fume, and nano-silica hav
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