the coconut shell powder when used to replace the fine aggregate partially in the concrete mix; is degradable. what admixtures were used to prevent this? the fineness and specific gravity is also low. what is the size of the coconut shell powder used? ....etc

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As i am in need of litreture review on granite powder as partial replacement of sand for making concrete ,so i request you to send me the same
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IMPROVEMENT OF CONCRETE DURABILITY BY COMPLEX MINERAL SUPER-FINE POWDER



Introduction
Coal gangue is a rock included in the coal bed and a waste discharged during coal
mining and transportation as well as the most industrial waste discharged in China. It
is estimated , that the amount of gangue calculated as 15% of the coal output,
there would be 100 million ton increment annually. Most of the coal gangue is a clay
rock; its main mineral composition consists of clay min ....etc

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use of granite waste as powder in scc for whitetopping



INTRODUCTION

GENERAL INTRODUCTION
Reinforcing old flexible pavements with concrete layers is called as whitetopping. It is a technique that deserves to be divided under to major s procedures.
Construction of normal thickened slabs over the old pavement and the application of thin cement concrete layers (about 100 mm) with more closed joints, defining square shaped slabs.

There are three types of whitetopping:[/b ....etc

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pdf egg shell powder used in concrete replaced for aggregate ....etc

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The fine aggregate is to be replaced with wooden powder and waste plastic. Two separate concrete blocks are to be made with and without the replacement of waste materials. Initially 10 - 15% of waste material has to be replaced and the two blocks are attempted for the crushing load. Based on the results the wastage content will be increased. Now the problem is that, if we can't get such a better result, we can't understand how to go ahead and how to collect the waste materials and if in case is there any chance of replacing any other material. ....etc

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The carbon black, when so used, not only effects a marked saving in the time and power required in grinding, but also improves the properties of the cement finally obtained. In the final cement, it serves as a separating or dispersing element or agent, making the cement particles more available for hydration and enables the erties. production of concrete mixes having a finer texture and better working properties and containing less water than comparable mixes made with ordinary cement, such mixes yielding concrete which is less permeable and ha ....etc

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One of the main challenges of modern processor design is the implementation of a scalable and efficient mechanism to detect memory access order violations as a result of out-of-order execution. Traditional age-ordered associative load queues are complex, inefficient, and power hungry. In this paper, we introduce two new dependence checking schemes with different design tradeoffs, but both explicitly rely on timing information as a primary instrument to rule out dependence violation. Our timing-centric designs operate at a fraction of the energy ....etc

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can i get the idea of replacing of fine aggregate by wooden powder?? ....etc

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Concrete is the most used construction material in the world and if correctly composed, it can be vary durable and thus save considerable society resources in maintenances cost. Self-compacting concrete is one of the subjects of concrete technology and the various investigations have been carried out and hence the concrete has been used in practical structures. In this paper, a brief introduction to self-compacting concrete (SCC) is given. And also the definition and motive for development of SCC have been discussed. The SCC has some advantages ....etc

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