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high performance concrete with robo sand

HIGH PERFORMANCE CONCRETE WITH GGBS AND ROBO SAND

ROBO sand: ROBO sand or crusher dust obtained from local granite crushers was used in concrete to cast the cubes and cylinders. The bulk density of ROBO sand or crusher dust is 1768 kg/m3. The specific gravity and fineness modulus of ROBO sand are 2.66 and 2.88 respectively. Sieve analysis results are shown in Fig. No. 2

(PDF) High performance concrete with GGBS and ROBO sand

ROBO sand: ROBO sand or crusher dust obtained from l ocal granite crushers was used in concrete to cast the cubes and cylinders. The bulk density of ROB O sand or crusher dust is 1768 kg/m 3 .

High Performance Concrete Using Robo Sand

An Experimental Study On High Performance Concrete. They performed the experimental investigation on high performance concrete using M50 grade mix proportion. High performance concrete achieved by, 100 replace the fine aggregate by crusher wash sand and partial replacement of cement by micro silica i.e., 5, 10, 15, 20 amp 25.

Strength and Durability Studies on GGBS Concrete

[1] studied on high performance concrete with GGBS and robo sand nd concluded that the percentage increase of compressive strength of concrete is 11.06 and 17.6% at the age of 7 and 28 days by replacing 50% of cement with GGBS and 25% of sand with ROBO sand. Luo et al. [2] experimentally studied the chloride diffusion

Strength and Characteristics of Mix Design with M80 & M90 ...

Keywords-High performance concrete, High strength concrete, Robosand, Manufactured sand, Fly ash, Silica fume. Introduction Concretes of strengths above 40 Mpa are generally confirmed to produce high strengths. HPC is nothing but high strength concrete not only gives high ultimate strength but performs better in many aspects like

Strength And Workability Characteristics Of High ...

Strength And Workability Characteristics Of High Performance Concrete With Partial Replacement Of Cement And Sand With GGBS & Robosand M. Sai Lakshmi 1 Dr. B. S. R. K Prasad 2 V. Mallikarjuna 3 S. Krishna Rao 4 1Post-Graduate Student, Department of Civil Engineering, V.R. Siddhartha Engineering College, Vijayawada – 520 007

High Performance of Concrete With Robo Sand | Concrete ...

9. Venu Malagavelli And P. N. Rao, High Performance Concrete With GGGBS And Robo Sand International Journal Of Engineering Science And Technology Vol. 2(10), 2010, 5107-5113. 10. Indian Standards 10262 2009: Recommended Guidelines for Concrete Mix Design. 11. Indian Standards 456 2000: Plain and Reinforced Concrete Code of Practice. 12.

Comparative Study on performance of concrete with Natural ...

Plot 1 28-days Compressive strength of Robo sand and Conventional concrete From Plot 1 it is observed that the compressive strength of robo sand concrete is more when compared to conventional concrete. The improvement in compressive strength is as high as 26.48 %. The increase in robo sand concrete natural sand concrete

OPTIMIZING THE STRENGTH AND PERMEABILITY OF

of concrete and are key to achieving high performance and sustainable . Blends of tmixes he following SCMs were incorporated into various mix designs. Each blend contained two types of SCM adding up to 35% of the cementing materials. The GU Portland cement constitutes the remaining 65% of the total cementing materials.

(PDF) Experimental investigation on strength and ...

Optimization of Fully Replacement of Natural Sand by M-Sand in High Performance Concrete with Nanosilica. International Journal Of Emerging Technology

PERFORMANCE STUDY ON GGBS CONCRETE WITH PARTIAL ...

In this report, GGBS & Robo sand will chemically and physically characterized and will be used as partial replacement in the ratio of 0%, 10%, 20% and 30% by weight of cement and sand in concrete. Fresh concrete tests like compaction factor test and slump cone test will be taken as

Shortterm durability characteristics of Robo Sand and ...

Shortterm durability characteristics of Robo Sand and GGBFS based high performance concrete January 2014 International Journal of Applied Engineering Research 9(23):20497-20507

high performance concrete with ggbs and robo sand

The size of manufactured sand M-Sand. HIGH PERFORMANCE CONCRETE WITH GGBS AND ROBO SAND. 2019-02-04 Venu Malagavelli et. al. / International Journal of Engineering Science and Technology Vol. 2 10 2010 5107-5113 HIGH PERFORMANCE CONCRETE WITH GGBS AND ROBO SAND VENU MALAGAVELLI Department of Civil Engineering BITS PilaniHyderabad Campus .

High-performance concrete made with dune sand | Magazine ...

Sep 16, 2020 · Dune sand is available in abundance in deserts. This article presents a case study of the use of dune sand to produce high-performance concrete and illustrates that large-scale usage of dune sand in real projects – where there is a degree of variability and changes in construction materials, personnel and weather over a duration of two to ...

IMPACT OF GGBS AS PARTIAL SUBSTITUTION OF CEMENT

concrete the RoboSand is replaced to natural sand directly i.e. maintained constant & steel fiber are varied in the percentage of 0.5%, 1%, & 1.5% the test were conducted 3, 7 ,28 days . Finally the work is concluded that 60% of RoboSand and 1% of steel fiber gives better comfortable results of high performance concrete. 7.

A review on ultra high performance concrete: Part I. Raw ...

Dec 30, 2015 · Ultra high performance concrete (UHPC) refers to cement-based materials exhibiting compressive strength higher than 150 MPa, high ductility, and excellent durability.This paper reviews the theoretical principles, raw materials, mixture design methods, and preparation techniques for UHPC.

total replacement of river sand with quarry sand in ...

HIGH PERFORMANCE CONCRETE WITH GGBS AND ROBO SAND. of sand is replaced by quarry rock dust in concrete. ... concrete and finally 0 to 30% river sand has ... concrete i.e. with the replacement of sand with ...

RDC Concrete (India) Pvt Ltd - Readymix Concrete company ...

RDC Concrete (India) Pvt Ltd is the largest independent ready mixed concrete company in India. The company was established in 1993 with participation from RDC Concrete, Singapore. The company manufactures and supplies Ready Mix Concrete (RMC). Its portfolio of customers includes construction companies, real estate developers, contractors ...

Properties and Applications ofFiber Reinforced Concrete

vibrator is inserted into the concrete is called the inverted-conetime. Itshould vary between 10 and 30 seconds. The conventional slump test (ASTM CI43-78)and the inverted slump cone test (ASTM C995-83)were conducted to compare the performance of the plastic con­ crete reinforced with the two different types offibers. The hooked fibers performed

A Survey of High Performance Concrete Developments in ...

A High Performance Concrete of grade M 30 was prepared by replacing cement with ground granulated blast furnace slag (0%, 40%, 50%, 60%), sand with robo sand (crusher dust) (0%, 5%, 10%, 15%, 20%, 25%, 30%), 1.5% SAVEMIX SP111 admixture and tested for compressive and tensile strengths at 7 days and 28 days [13]. The percentage increase of ...

Use of M Sand in High Strength and High Performance Concrete

Use of M Sand in High Strength and High Performance Concrete V. Umamaheswaran 1 , C. Sudha 2 , P. T. Ravichandran 3* and P. R. Kannan Rajkumar 2 1 Department of Civil Engineering, SRM University, Kattankulathur – 603203, Tamil Nadu, India; [email protected]

RDC Concrete (India) Pvt Ltd - Readymix Concrete company ...

RDC Concrete (India) Pvt Ltd is the largest independent ready mixed concrete company in India. The company was established in 1993 with participation from RDC Concrete, Singapore. The company manufactures and supplies Ready Mix Concrete (RMC). Its portfolio of customers includes construction companies, real estate developers, contractors ...

STRENGTH AND DURABILITY PROPERTIES OF HIGH

Keywords: high performance concrete, manufactured sand, natural sand, strength and durability. INTRODUCTION Concrete is a mixture of hydraulic cement, aggregates and water with or without admixtures, fibres or other cementations materials. Currently India has taken a major initiative on developing the infrastructures such as ...

Experimental Behaviour of High Performance Concrete

High strength concrete High strength concrete has a compressive strength greater than 40MPa (5800 psi). In the UK, BS EN 206-1 defines High strength concrete as concrete with a compressive strength class higher than C50/60. High strength concrete is made by lowering the water-cement (W/C) ratio to 0.35 or lower.8 M-Sand

(PDF) Comparative study on strength and economy of ...

S Structural Concrete Volume Cost Particulars So an effort to check the feasibility and suitability of crushed no. Member grade (m3) (Crush Sand) Footing sand in high-performance concrete was undertaken by M20 19.59 70641.54/- Footing (P.C.C.) conducting laboratory tests on compressive strength of cube 1 (substructure) Footing M20 68.28 246217 ...

Preparation of high performance foamed concrete from ...

The titled high performance foamed concrete was developed from Portland cement, ultra fine granulated blast-furnace slag, pulverized fly ash and condensed silica fume by means of pre-foaming process. The resultant foamed concrete presents its thermal conductivity of about 0.16–0.75 W/(m · °C) and 28 d compressive strength of about 1.1–23.7 MPa when its mix proportion varies in the range ...

Use of Mining Waste to Produce Ultra-High-Performance ...

May 28, 2020 · in relation to the manufacturing of concrete. Ultra High Performance Concrete (UHPC) emerged in the early 1990s, when P. Richard [1] developed a new type of concrete that o ered a compressive strength of over 200 MPa, a bending strength above 40 MPa, and some ductility. In 2002 the first recommendations for the structural use of

High-performance fiber-reinforced cementitious composites ...

High-performance fiber-reinforced cementitious composites (HPFRCCs) are a group of fiber-reinforced cement-based composites which possess the unique ability to flex and self-strengthen before fracturing. This particular class of concrete was developed with the goal of solving the structural problems inherent with today’s typical concrete, such as its tendency to fail in a brittle manner ...

Explained: Cement vs. concrete — their differences, and ...

Apr 03, 2020 · “High-performance concrete developed in the 1980s when people realized that the capillary pores can be reduced in part by reducing the water-to-cement ratio,” says Ulm. “With the addition of certain ingredients as well, this created more CSH and reduced the

The 12 Best Robotic Pool Cleaners For 2021: Reviews, FAQ ...

The Pentair Prowler 920 is one of their best robotic cleaners for inground pools. Similar to the Hayward Tigershark, the Prowler 920 is not a cheaper alternative to Dolphin pool cleaners. It’s just as expensive as premium Dolphin models. If you want a budget-friendly inground pool cleaner, go with the Aquabot X4.

NextBigFuture – Coverage of Disruptive Science and ...

Sep 03, 2021 · Ultra-high performance concrete mixes cost $360-650 per cubic yard and have compressive strength from 22,500 PSI to 29000 PSI. There are proprietary makers of stronger concrete with costs of $2000 per cubic yard. There have been test blocks of concrete with strengths of 60000 PSI. Regular concrete is usually at 3000-5000 PSI compressive strength.

What are the Materials for Replacement of Sand in Concrete ...

F.M of Ideal fine aggregate for concrete applications are in range of 2.6 to 2.9. Fine sand (lower F.M Value ) reduces the sand requirement % in the total aggregate proportion. On the other hand, coarser sand will require higher sand % in the total aggregate proportion to give a cohesive concrete mix consuming least cement.

(PDF) IOSR Journal of Mechanical and Civil Engineering ...

This methodology relies upon resource management for increasing the productivity or reducing reworks. For the purpose of monitoring the schedule performance index (SPI), a proper system of feedback is tied with this system of Dynamics model. According to Shah(2004), construction industry is a competitive high-risk business in the world.