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Projects on robo sand compressive strength

  • COMPRESSION STRENGTH OF SAND IN SAND TESTING ~ SIMPLE

    The machine consists of an oil reservoir, movable ram, plug-in coupling low & high-pressure gauges to read 0 to 1.600gms/cm and 0 to 13 kg/cm compression strength respectively, loading piston connecting to threaded shaft and wheel, funnel with a special connection, a bottle of oil. A pair of compression pads are supplied with the machine. Pre Setting

  • EXPERIMENTAL STUDY OF EFFECT OF ARTIFICIAL SAND AND

    1. In Case of replacement of natural sand by artificial sand, it is found that the compressive strength of the concrete for all grades increases. 2. Bonding strength increases due to fineness of artificial sand.Increase in bonding strength results to increase in stiffness. 3.

  • Strength and Characteristics of Mix Design with M80 & M90

    Strength and Characteristics of Mix Design with M80 & M90 By Using Different Percentages of Fly Ash & Robo Sand 1M. Venkatesh, 2G. Penchalaiah 1 PG Scholar (Structural Engineering), Nova College of Engineering & Technology, Ibrahimpatnam, AP,India. 2 Asst.Professor in Nova College of Engineering & Technology, Ibrahimpatnam, AP, India.

  • Comparing The Compressive Strength Of Concrete Made With

    Aug 24, 2017· This project is limited to using quarry dust in making concrete and also using river sand to make. The compressive strength of quarry dust and river sand are determined and their compressive strength is been compared. Also, this work shows whether quarry dust can be used to make concrete if there is no river sand. 1.3 Statement Of Problem

  • An experimental investigation on strength characteristics

    Jan 01, 2020· The addition of Robo sand can reduce construction cost and also increase the strength of the concrete. Rice husk is by-product from crop growing waste and it is burnt to form Rice Husk Ash (R.H.A) which is used as partially substitute material for cement in concrete.

  • How does Compressive Strength relate to Bearing Capacity

    Jul 17, 2013· The "unconfined" compressive strength is equal to 2 times the undrained shear strength. For all intents and purposes the ultimate bearing capacity is 6 times the undrained shear strength (where c in cNc is the undrained shear strength) or 3 times the unconfined compressive strength.

  • THE DEVELOPMENT OF HIGH PERFORMANCED CONCRETE

    6.2 COMPRESSIVE STRENGTH: Compression test was carried out on 150 x 150 x 150 mm size cubes. The specimens were loaded at a constant strain rate until failure. The compressive strength is decreased with an increase in the percentage of GGBS and Robo Sand in Cement and Fine aggregate. Results for compressive strength of cubes for 3 days, 7 days

  • Robo Sand Introduction Construction Aggregate Sand

    6. Ever available MATERIALS USED : Fine aggregate Coarse aggregate Robo sand Cement Project procedure : 1) Casting cubes by replacing robo sand with fine aggregate in 10,20,30 percentages respectively. 2) Testing the compressive strength of cubes by curing them for 7,21,28 days.. 3) Noting the results in the tables for comparing usefulness of

  • EFFECT OF REPLACING FINE AGGREGATE WITH BOTTOM ASH

    river sand, robo sand and crusher dust which are used for the replacement of fine aggregate in the concrete. 3. The compressive strength of concrete is not affected when the fine aggregate is replaced by the bottom ash at optimum dosage (10%). 4. From the observations of the project, it was justified that

  • STRENGTH AND WORKABILITY OF CONCRETE WITH

    compressive strength, shear strength, of concrete. The study was carried out on of major projects around the world insist popularly known by several names such as crushed sand, rock sand, green sand, robo sand, poabs sand, barmac sand, pozzolana sand, and artificial sand. The term manufactured sand is used for aggregate materials less

  • (PDF) High performance concrete with GGBS and ROBO sand

    The cubes and cylinders are tested for both compressive and tensile strengths. It is found that by the partial replacement of cement with GGBS and sand with ROBO sand helped in improving the

  • PREDICTION OF CONCRETE COMPRESSIVE STRENGTH

    The actual z-scores show there are only 2 compressive strength results lower than the characteristic strength for this particular data set. 2 Figure 2. Q-Q plot of 20N 28 day strength. Figure 3 shows the typically seen Abrams plot of the concrete 28 day compressive strength vs water/cement ratio and 7/28 day ratio for the data under study.

  • STRENGTH AND WORKABILITY OF CONCRETE WITH

    compressive strength starts decreasing. i.e. the maximum compressive strength can be obtained by replacing 60% natural sand by manufactured sand. The percentage increase in the compressive strength at 60% replacement of natural sand by manufactured sand is found to be 1.52%. 3) It has been observed that the shear

  • Use of Manufactured Sand in Concrete and Construction An

    Typical Compressive Strength of Concrete: The following results show the behavior of manufactured sand and riverbed sand when used in concrete:. With using Riverbed Sand: (All proportions are by weight) Cement -50 Kg; River Sand -75 Kg; Agg. 20 mm- 75 Kg

  • (PDF) AN EXPERIMENTAL STUDY ON STRENGTH PARAMETRES

    The results of the compressive strength test are shown in Table No.-3.8. 2.A)From the graph shown in the Fig.5..1., 100 % replacement of fine aggregate (natural sand with robo sand)has been observed as an optimal strength than other proportions at 7and 28 days Graph 4.1 showing Compressive Strength of two types of concrete Split tensile

  • BEHAVIOR AND STRENGTH OF RC DEEP BEAMS USING HIGH

    ROBO sand (crusher dust). The cubes and cylinders are test ed for both compressive and tensile strengths. It is found that by the partial replacement of cement with GGBS and sand with ROBO sand helped in improving the strength of the concrete substantially compared to normal mix concrete. Compressive strength of c oncrete

  • Difference Between M Sand Vs River Sand What is M-Sand

    In some case studies, it was found that concrete produced by using manufactured sand obtained 6-9 %(percent) higher compressive strength and 12-15 %(percent) higher flexural strength compared to river sand of the same grade. A nearly 30 %(percent) increase in masonry strength is obtained with the use of manufactured sand.

  • Compressive strength - Wikipedia

    Compressive strength or compression strength is the capacity of a material or structure to withstand loads tending to reduce size, as opposed to Tensile strength which withstands loads tending to elongate. In other words, compressive strength resists being pushed together, whereas tensile strength resists tension (being pulled apart). In the study of strength of materials, tensile strength

  • (PDF) Strength and Durability Studies on GGBS Concrete

    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

  • Effects of Sand Quality on Compressive Strength of

    With regard to compressive strength, 38% of the concrete cubes made from sand with varying sand impurities failed to meet the design strength of 25 Mpa at the age of 28 days. A combined regression equation of with R2 = 0.444 was generated predicting compressive strength varying levels of silt and clay impurities (SCI), and organic impurities

  • EFFECT OF 30% FLY ASH AND 60% M SAND AS A

    compressive strength ,split tensile strength & flexural strength . In this work we maintained the fly and M sand are Hence the substitute of Fly ash with cement and natural sand by Robo Sand (M- sand) with addition steel fibres in normal concrete develops the properties such as flexural force, tensile force, Only the steel fibres are

  • An Experimental Study on Mechanical Properties of Concrete

    Jan 05, 2017· The following conclusions are drawn from this study: Compressive strength of concrete showed a gradual increase and later decreased with the increase in sand replacement with different replacement levels of foundry sand. The compressive strength increased upto replacement levels 0%, 10% & 20% whereas decreased at replacement levels 30% and 40%

  • Study on Strength Improvement of Pervious Concrete

    With Simultaneous Addition Of Percentages Of River Sand And Robo Sand In The Concrete. From The Experimental Results It Is Found That The Compressive Strength And Permeability Is Satisfactory At Adding Of 5% Robo Sand As A Fine Aggregate And Combination Of 80% S1 And 20% S2 As Coarse Aggregate In The Pervious Concrete.

  • (PDF) COMPARATIVE STUDY ON COMPRESSIVE STRENGTH OF

    The maximum compressive strength of Control concrete for 7 days and 28 days are found to be with various volume fraction of steel fibre are 28.5 N/mm 2 and 36.4 N/mm 2 respectively.

  • PROPERTIES OF SCC WITH ALCCOFINE, GGBS AND FLY ASH

    characteristic compressive strength of concrete after 28 days using micro-mechanical procedure. The study deals with the role of varying Alccofine content on the fresh and Manufactured sand (here Robo sand) conforming to . IS 383: 1970 was used as fine aggregate, having a density of 2500 kg/m3. Robo Sand is a fine aggregate that is produced

  • Strength and Durability Studies on GGBS Concrete

    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

  • Masonry Field Testing Keeping Projects on Track

    Dec 28, 2017· Testing of masonry prisms can be used on projects before and during construction to determine compliance with the specified compressive strength of masonry, denoted as f m. This value is the minimum compressive strength required by the masonry used in construction, and is designated by the project specifications or project drawings.

  • Application of Waste Foundry Sand for Evolution of Low

    FIGURE: - 7 Graph of % replacement of waste foundry sand v/s compressive strength (N/mm2) for 7, 14, 28 days. (b) Split tensile test The tensile strength of concrete is approximately 10% of its compressive strength. Tensile splitting strength tests of concrete block specimens were determined as per IS: 5816-1999.

  • M-Sand buying guide Advantages on Manufactured Sand

    Jul 12, 2016· Higher cohesion and compressive strength: Gradation: Cannot be controlled: Can be controlled: Reduction in voids and Higher strength: Marine Products: 1 - 2% lie grass, clay lumps, tree barks etc: 0%: Not necessary to clean the sand before usage in the construction time: Clay and Organic Impurities: Likely to be present (Retard the setting & compressive strength)

  • (PDF) Comparison of Compressive and Tensile Strengths of

    The content of cement, as well as the water to cement ratio, are crucial in achieving required compressive strength for a traditional cement concrete [59, 60]. Rankings made through drop-out

  • Products - Robo Sand , Robo Aggregates and RoboPlast for

    RoboPlast, a blend of specific fine aggregates provides complete masonry solutions at site and improves workability.A perfect gradation ensures fewer voids and increases the compressive strength. The ready-to-use product eliminates the sieving process at site. The absence of deleterious and waste material makes RoboPlast economical.

  • Strength And Workability Characteristics Of High

    percentage of Robo - sand influences the workability and hence Super Plasticizer dosage is altered for attaining required workability. Table no.4 presents the compressive strength and flexural strength that are obtained for various proportions. Figure shows the variation of compressive strength

  • AN EXPERIMENTAL STUDY ON STRENGTH PARAMETRES OF

    compressive strength, Split tensile strength and flexural strength value of the concrete made of Robo sand is observed to be very nearer to the strength of the concrete made of natural sand in the present investigation, there by replacement is reasonable. As a substitute to river sand, Robo sand

  • INVESTIGATION ON THE PROPERTIES OF CONCRETE

    cement with Ground granulated blast furnace slag (GGBS) and sand with the ROBO sand (crusher dust). 43 grade OPC was used to prepare concrete mix. Sand was replaced by crusher dust from 0-30% at increment of 5% and cement by GGBS 40-60%. The cubes and cylinders were cast and tested for both compressive and tensile strength.

  • Using of Robo Sand or M Sand instead of natural sand

    May 07, 2020· Advantages of manufactured sand are as follows; Reducing defects in concrete like segregation, bleeding and honeycomb structure formation.; Setting time of concrete is comparatively fast as compared to another type of concrete where we use natural sand; Compressive strength and flexural strength of concrete is very high as compared to other concrete where we use natural sand

  • Experimental Investigation on Strength of Glass Powder

    by volume of cement and its effects on compressive strength, split tensile strength, workability and flexural strength are determined. It is found that the compressive, flexural and split tensile strengths of concrete increase initially as the replacement the utilization of river sand as fine aggregate leads to exploitation of natural

  • COMPARING THE COMPRESSIVE AND FLEXURAL STRENGTH

    Feb 06, 2020· Hence, the purpose of this investigation is to compare the compressive strength of concrete made with sand as fine aggregate and substituted with quarry dust at intervals of 10% replacement. 1.2 Problem statement . Concrete plays the key role in construction and a large quantum of concrete is being utilized in every construction practice.

  • EXPERIMENTAL INVESTIGANTION ON DURABILITY

    Results of Compressive strength of concrete specimen and various tests based on their Durability characteristics of Concrete specimen are as below 4.1.Compressive strength The Compressive Strength at different levels of replacement of sand by Robosand and cement by GGBS for Concrete is shown in fig below 4.2.Durability Test

  • Quick Answer: Can Robo Sand Be Used For Plastering? - Ceramics

    Robo sand can be used as fine aggregate, but it has to satisfy the technical requisites like workability and strength. On this aspects research on concrete, cement mortar and with Robo sand is scarce, so this paper investigates the concrete produced with Robo sand.

  • HIGH PERFORMANCE CONCRETE WITH GGBS AND ROBO SAND

    replaced with ROBO sand and cement replaced with GGBS with 1.5% of admixture. Compressive strength of concrete is increased as the percentage of ROBO sand and percentage of GGBS increases. The maximum compressive strength of concrete is achieved at the combination of 25% ROBO sand and 50% of GGBS. Conclusions:

  • An experimental investigation on the properties of

    Robo sand is manufactured sand which is eco-friendly solution that serves as perfect substitute for the The materials used in our project and their physical properties are as follows 3.1. Cement 3.2. Coarse aggregate Hardened Properties of Normal concrete with Robo sand % Of Robo Sand Compressive Strength

  • INVESTIGATION ON THE PROPERTIES OF CONCRETE

    Keywords: concrete, metakaolin, robo sand, Compressive Strength, Split Tensile strength, Flexural strength INTRODUCTION Concrete is a composite material which is predominantly used all over the world. It is obtained by mixing cementing materials, aggregates and water in required quantities. The word "concrete" is originates from the Latin verb

  • UNIVERSITY OF WISCONSIN SYSTEM SOLID WASTE

    The 28-day compressive strength of the mixtures made with sand replaced with quarry fines was in the range of 7630 psi and 9150 psi, qualifying the mixtures to be classified as high-strength concrete (

  • COMPARATIVE ANALYSIS OF RIVER SAND, M-SAND AND

    making concrete. The results obtained for compressive strength for 28 days study period for complete reinstatement of sand by each of two M-sand and quarry sand are specified in the table 4.1. Table-4.1 Compressive Strength of Concrete Cube S.NO CONCRETE MADE OF COMPRESSIVE STRENGTH N/mm² 7 days 28 days 1 CC 27.10 61.32

  • How Does the Ratio of Sand to Cement Affect the Strength

    Adjusting the strength of concrete based on the ratio of sand to cement is easy to do. The closer you bring the ratio to an even one-to-one ratio of sand to cement, the stronger you will make the concrete. On the other hand, if you push the ratio in the other direction you will get a product that has slightly less strength.

  • MECHANICAL PROPERTIES OF RECYCLED AGGREGATE

    the properties of fresh and harden concrete i.e., compressive strength , tensile strength and workability and to investigate the possibility of using bentonite and robo sand to improve the quality of RAC. The suitability of bentonite for the production of structural concrete, having been classified as


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