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OPTIMUM COMPONENTS AND PROPORTIONS F OR SELF COMPACTING

OPTIMUM COMPONENTS AND PROPORTIONS F OR SELF COMPACTING CONCRETE IN SULFATES ENVIRONMENT Ashraf M Heniegal Assistant prof Civil Strut Dept Faculty of Industrial Education Suez Canal university Suez Egypt (Received September 23 2008 Accepted October 11 2008 ) The purpose of this paper was to know more about self-compactingGet price

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Structural and Impact Behaviour of Light Weight Self

Keywords Self compacting concrete Light weight self compacting concrete Impact Behaviourof concrete Flexural strength I INTRODUCTION A Self-Compacting Concrete (SCC) Self-Compacting Concrete is characterized by its high flow capacity and can therefore spreads through congested reinforcement fills all open and confined corners of the Get price

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STUDY ON DURABILITY CHARACTERISTICS OF SELF COMPACTING

STUDY ON DURABILITY CHARACTERISTICS OF SELF COMPACTING CONCRETE WITH FLYASH Y Guru Prasad1 Rajesh Kumar2 P Dora raju3 1 2Assistant Professor of Civil Engineering Department Siddharth Institute of Engineering Technology Puttur A P India 3 Post Graduate Student Civil Engineering Department Siddharth Institute of Engineering Get price

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DEVELOPMENT OF READY

DEVELOPMENT OF READY-MIX CONCRETE TECHNOLOGY G Shakhmenko Riga Technical University Riga Latvia 1 Introduction At present ready-mix concrete production is prevailing in concrete industry The use of mixes with special reological properties (such as pumping self-compacting etc ) is now increasing As a result itGet price

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Shear Strength of Self

documented for conventional concrete types with regard to the enormous research in this area However a new technology utilizing the potentials of concrete and the advances in the manufacture of concrete admixtures produced a special type of concrete known as self-compacting concrete (SCC) Get price

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Evaluation of Fresh and Hardened Properties of Self

This paper compared the rheological properties and compressive strengths of self-compacting concrete (SCC) and conventional cement concrete The flowability and segregation resistance of freshly mixed concrete specimens were examined by the V-funnel apparatus while the characteristics of passing ability were investigated with the L-box apparatus Get price

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Self compacting concrete copy

Self compacting concrete copy 1 1 ByBy CHANDRA SHEKARCHANDRA SHEKAR VIII sem CivilVIII sem Civil Bangalore Institute OfBangalore Institute Of TechnologyTechnology SELF COMPACTING CONCRETE Under the guidance of prof PARVATI ONI SADIQUA ANJUM 8TH SEM VDRIT HALIYAL Get price

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Self Compacting Concrete

Self-compacting concrete is a recent development that shows potential for future applications It meets the demands placed by the requirements of speed and quality in concrete construction Based on current research and available knowledge about SCC presented in this paper the following trends are emerging Get price

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Study of Robustness of Self

Viscosity-modifying admixtures (VMAs) are often used to increase the robustness of self-compacting concretes (SCCs) however concretes produced in this way require a higher cement or additions content than those made with additional limestone filler and thus are less attractive from the point of view of economics and sustainability Get price

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Durable fiber reinforced self

10-10-2019Self-compacting concrete as a new smart building material with various advanced properties has been used for a wide range of structures and infrastructures However little investigation have been reported on the properties of Self-compacting when it is exposed to elevated temperatures Get price

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MECHANICAL PROPERTIES AND POST ELASTIC

ABSTRACT Self-compacting concrete (SCC) represents a high fluid homogeneous mixture able to fill perfectly the formwork without any external mechanical action due to the flow capacity under its own weigh The productions of SCC demands new mix design procedure with different constituent dosage using similar components as vibrated concrete Get price

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Self Compacting Concrete under Local Conditions

This paper presents the results of experimental investigations on mechanical properties of self compacting concrete made with local materials The used materials were cement aggregate and super plasticizer Limestone powder silica fume and blast furnace slag have been used as adjuvant in self compacting concrete (SCC) Self compacting Get price

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Performance of self

Performance of self-compacting geopolymer concrete containing different mineral admixtures T G Ushaaa R Anuradhab* G S Venkatasubramanic a Karpagam University Coimbatore 641 021 India b Department of Civil Engineering SNS College of Technology Coimbatore 636 035 India c Paavai Engineering College Rasipuram 637 018 IndiaGet price

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CN102060482B

The invention relates to self-compacting concrete which is used for overcoming the contradiction between flowability and stability early strength and delayed coagulation contraction and expansion and the like of the self-compacting concrete in the prior art In the invention by means of combination of an aliphatic (hydroxyl) sulfonate Get price

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Self

Abstract Self-Compacting Concrete does not require any kind of external vibration for its placing and compaction It possesses the ability to flow under its own weight and to fill the formwork completely which will result in full compaction even in the case of congested reinforcement Get price

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Robustness of SCC

In view of the central role of the robustness of the three base mixes is rated in the order VMA graded aggregate mineral filler The higher robustness of the VMA mix is attributed to " The application of self-compacting concrete in Germany under special consideration of rheological aspects " pp 211-126 in 1st North Get price

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Search results for Self

Self-Consolidating Concrete (SCC) is considered as a relatively new technology created as an effective solution to problems associated with low quality consolidation The outcomes of the experimental work revealed comparable resistance of beam specimens cast using self-compacting concrete and conventional vibrated concrete Get price

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Role of Nanotechnology for Development of Sustainable Concrete

Role of Nanotechnology for Development of Sustainable Concrete Ashish Sharma1 Misbahul Islam2 and Nadeem A Khan3 Department of Civil Engineering AMU Aligarh distinction is made between self-compacting concrete and earth-moist concrete By combining the particle sizes of all components so including the powders (cement fillers) Get price

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Self

The results indicated that optimal content of filler is 22% with 150 min of activation and 0 5% content of organic admixture Standard consistency of composite binder has decreased from 26 5% to 22 4% The mathematical models can be used in the design of the self-compacting concrete mixture Get price

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Self Compacting Concrete Structures A Techno

The concept of self-compacting concrete (SCC) was performed in late 1980 by Japanese researchers as a solution for the lack of skilled workers and decreasing quality in building industry The high fluidity of SCC allows flowing under its own weight filling completely the formwork without any vibration or material segregation providing a Get price

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Filler in Concrete

Ultrafine that is at least one size class occupies the maximum filler addition to concrete will improve the packing by volume permitted by the presence of other size classes in filling the fine space between the cement particles and the the mix Self-compacting concrete follows the same aggregate wall Get price

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role of aggregates in concrete

Aggregate in concrete is a structural filler but its role is more important than what that simple statement implies The Role of Recycled Aggregates in Self-Compacting Concrete The development of self-compacting concrete is considered as a milestone achievement in concrete Get price

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Simulation of the microstructure formation in hardening

Read Simulation of the microstructure formation in hardening self-compacting cement paste containing limestone powder as filler via computer-based model Materials and Structures on DeepDyve the largest online rental service for scholarly research with thousands of academic publications available at your fingertips Get price

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New approach to determine the plastic viscosity of self

Leemann A Loser R Mnch B Influence of cement type on ITZ porosity and chloride resistance of self-compacting concrete Cement and Concrete Composites 2010 32 116–120 4 Kou S C Poon C S Properties of self-compacting concrete prepared with coarse and fine recycled concrete aggregates Get price

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IRJET

Key Words Self Compacting Concrete Super plasticizer Durability Strength Viscosity modify agent Filler material Strength 1 INTRODUCTION Concrete is one of the flexible materials which are used worldwide In 1980 Self Compacting Concrete first developed by Okmura at the Tokyo university Get price

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The role of industrial by

Request PDF on ResearchGate | The role of industrial by-products in self-compacting concrete | The development of self-compacting concrete is considered as a milestone achievement in concrete technology due to several advantages In order to be self-compactable the fresh concrete must show high fluidity besides good cohesiveness For the Get price

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Self

Self-Compacting Concrete what is new? By M Collepardi Synopsis The paper summarizes the results on flowing and cohesive superplasticized mixtures studied and placed in the 1970's and 1980's with properties very close to those of Self-Compacting Concretes (SCCs) presently considered to be the most advanced cementitious material Get price

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Impact of Vibrations on the Final Characteristics of

Impact of Vibrations on the Final Characteristics of Normal and Self-compacting Concrete However one of the questions that engineers encounter is what if due to production mistakes the self-compacting concrete doesn't possess the required properties The other practical question is is the usage of SCC justifiedGet price

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Factors influencing fire spalling of self compacting concrete

The influence of age on the fire spalling behaviour of high performance concrete is not known in detail The present study shows that in three out of four mixes of self compacting concretes tested the fire spalling tendency decreases at higher age whereas for the fourth mix the spalling did not decrease Get price

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Experimental investigation into the properties of self

Adding a waste tyre rubber aggregate to the self‐compacting concrete forms a new type of concrete call self‐compacting rubberise concrete which is used as a way of reducing waste and increasing sustainability in terms of the waste rubber and changing the properties of the concrete to be more beneficial under certain circumstances and Get price

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Study of the Admixture

If the concrete flows as freely as water at rest it will be horizontal so H1-H2=0 Therefore the nearest this test value the 'filling height' is to zero the better the flow and passing ability of the concrete L Box Test on Self Compacting Concrete The apparatus is shown in the figure 3 Get price

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Self

17-9-2019Self-compacting concrete is the highly flowable non-segregating concrete that can spread into place fill formwork and encapsulate even the most congested reinforcement by means of its own weight with little or no vibration It delivers these attractive benefits while maintaining or enhancing allGet price

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Optimizing napthalene based superplasticizer content for

Concrete properties in fresh state take critical role of successful pouring and good hardened state In this point of view the self compacting concrete simply called SCC was initiated The aim of producing of such was that it should be honey-like viscous material that contain low amount of water and high range water reducers to modify the Get price

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