journals on concrete admixtures

  • Admixtures in Concrete | CivilDigital

    Admixtures in Concrete. admixture in concrete. Admixtures are those ingredients in concrete other than portland cement, water, and aggregates that are added to …

  • admixture Topic - American Concrete Institute

    Sep 26, 2018· Admixtures are materials added to concrete before or during mixing. Most admixtures are chemicals that change some property of the fresh or hardened concrete. Water, aggregates, cementitious materials (pozzolans and hydraulic cements [fly ash, silica fume, slag cement]), and fiber reinforcement are not considered admixtures.

  • Standard Specification for Chemical Admixtures for Concrete

    Standard Specification for Chemical Admixtures for Concrete1 ... C 1017 Specification for Chemical Admixtures for Use in Producing Flowing Concrete ... The objective of this limit is to require that the compressive or flexural strength of the concrete containing the admixture under test shall not decrease with age.

  • Influence of Admixtures on Behavior of Concrete

    International Journal of Research in Advent Technology, Vol.4, 1, November 2016 E-ISSN: 2321-9637 Available online at www.ijrat.org 16 Influence of Admixtures on Behavior of Concrete

  • Cement and Concrete Research - Journal - Elsevier

    • Processing: Cement manufacture, mixing and rheology, admixtures and hydration. While the majority of articles will be concerned with Portland cements, we encourage articles on other cement systems, such as calcium aluminate. ... The most downloaded articles from Cement and Concrete Research in the last 90 days.

  • Chemical Admixtures - cement.org

    Chemical admixtures are the ingredients in concrete other than portland cement, water, and aggregate that are added to the mix immediately before or during mixing.

  • Types of Chemical Admixtures - The Concrete Network

    Types of Admixtures. Concrete admixtures are used to improve the behavior of concrete under a variety of conditions and are of two main types: Chemical and Mineral. Chemical Admixtures. Fritz-Pak Corporation in Dallas, TX.

  • Concrete Admixtures - Civil Engineering - The Constructor

    Concrete Admixtures - Admixtures are used to modify properties of concrete in fresh and hardened state. Articles on concrete admixtures are presented.

  • Water Reducing Chemical Admixtures | SpringerLink

    The author has chosen to discuss water reducing admixtures (WRAs) first because their volume of use in concrete is the largest of the chemical admixtures . This class of chemical admixtures permits the use of less water to obtain the same slump (a measure of consistency or workability), or the ...

  • Research Article STUDY ON THE COMPRESSION AND …

    High performance fiber reinforced concrete increases the Compressive, Impact and Flexural Strength. The aim of this experimental work is to study the effect of addition of admixtures in glass fiber reinforced concrete.

  • Development of mix design for high strength Concrete with ...

    Development of mix design for high strength Concrete with Admixtures A.Annadurai1, A. Ravichandran2 1Department of Civil Engineering, Sathyabama University Chennai- 119 2 Department of Civil Engineering Christ college of Engineering and Technology, Pondicherry.-605010

  • Pulp Black Liquor- An Admixture in Concrete - SSRG-Journals

    Muhammed Shareef K, Navaneeth AP, Bhavia KK, Harikrishna AS, Muhammed Anas PP, Maya P "Pulp Black Liquor- An Admixture in Concrete", SSRG International Journal of Civil Engineering (SSRG - IJCE), V3(2),40-48 March 2016.

  • Admixtures Topic - American Concrete Institute

    Sep 26, 2018· JOURNAL Articles ON ADMIXTURES Polypropylene Glycols as Effective Shrinkage-Reducing Admixtures in Alkali-Activated Materials. Publication: Materials Journal Date: 3/1/2018 Mechanical and Durability Properties of Concrete Produced with Treated Recycled Concrete Aggregate

  • Impact of Admixture and Rice Husk Ash in Concrete Mix Design

    Keywords: Admixtures, Concrete, Cubic strength, Mix design, Rice husk ash I. INTRODUCTION Concrete is a composite man-made material mostly used as building binding material in construction era. Now-a-days concrete is used with advanced and improved technologies such as R.C.C. structures or …

  • Strength and Durability Properties of Concrete with Starch ...

    Abstract. This paper examines some properties of concrete, such as strength, oxygen permeability and sorptivity using starch [cassava (CA) and maize (MS)] as admixtures.

  • Concrete Admixtures - Tips for Using Admixtures in ...

    Concrete Admixtures - Set Retardant Time: 02:27 Using a concrete admixture to delay the setting of the concrete gives the concrete finisher longer to apply the proper finish. Learn more about this concrete set retardant and see how it is used on a slab that will be textured.

  • 15 Types of Admixtures Used in Concrete - theconstructor.org

    Various types of admixtures are used in concrete to enhance the performance of concrete. Concrete admixture is defined as the material other than the aggregate, water and cement added to the concrete. Water reducing admixtures, the name itself defining that …

  • International Journal of Concrete Structures and Materials ...

    The International Journal of Concrete Structures and Materials (IJCSM) is a fully open access journal published under the brand SpringerOpen, and provides a forum targeted for engineers and scientists around the globe to present and discuss various topics related to concrete, concrete structures ...

  • Effect of Accelerating Admixture on Properties of Concrete

    Effect of Accelerating Admixture on Properties of Concrete International organization of Scientific Research 50 | P a g e increase in compressive strength was observed at …

  • 40 questions in Concrete Admixtures | Science topic

    Explore the latest articles, projects, and questions and answers in Concrete Admixtures, and find Concrete Admixtures experts.

  • Science and Technology of Concrete Admixtures

    To better understand the influence of concrete admixtures on the properties of the fresh and hardened concrete, it is important to have a good comprehension of the physical and chemical processes of cement hydration.

  • Cement-Admixture Incompatibility| Concrete Construction ...

    He is a Fellow of both the American Concrete Institute and ASTM, and has served as past chairman of the ASTM chemical admixture sub-committee. Before starting his consulting practice, Jeknavorian was a member of the R&D group of the W.R. Grace Co., where he was responsible for developing new chemical admixture technologies and products.

  • STRUCTURE magazine | So Many Admixtures

    Admixtures are used to modify and improve the properties of fresh and hardened concrete. The use of the proper admixtures can result in increased workability, cementitious efficiency (psi per pound of cement), and optimum setting time with mixes, even those with low water/cementitious ratios.

  • Pulp Black Liquor- An Admixture in Concrete - SSRG-Journals

    from local paper industry, as concrete admixture and also the steel slag as partial replacement of coarse aggregate in the concrete to create positive

  • Admixtures - Euclid Chemical

    Air Entrainers. Air entraining admixtures are used to stabilize microscopic air bubbles in concrete, which will improve the durability of concrete when experiencing freezing and thawing weather.

  • Science and Technology of Concrete Admixtures - 1st Edition

    Science and Technology of Concrete Admixtures presents admixtures from both a theoretical and practical point-of-view. The authors emphasize key concepts that can be used to better understand the working mechanisms of these products by presenting a concise overview on the fundamental behavior of Portland cement and hydraulic binders as well as ...

  • Scholarly

    Abstract: In this paper, the effect of admixtures on the tensional strength of concrete in Urmia-lake water have been investigated. We made different types of concretes with the ratio of w/c and replaced different percentages of micro-silica, air-entraining, super plasticizer, corrosion-inhibiting, and caulk with two types of cement I and II as ...

  • ACI STRUCTURAL JOURNAL TECHNICAL PAPER Effects of ...

    ACI STRUCTURAL JOURNAL TECHNICAL PAPER Title no. 92-M18 Effects of Antiwashout Admixtures on Fresh Concrete Properties by Kamal Henri Khayat Most antiwashout admixtures are water-soluble polymers ...

  • Making sense of polymer modifiers| Concrete Construction ...

    The most common polymers used in latexes for portland cement concrete are styrene butadiene, acrylics, and vinyl acetate copolymers. Styrene butadiene has been used extensively as an admixture in bridge and parking deck overlays.

  • Seven Must-Use Concrete Admixtures (Additives)

    An admixture which, when added to concrete, mortar, or grout, increases the rate of hydration of hydraulic cement, shortens the time of set in concrete, or …

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