The use of quartz sand as replacement for sand is an economical solution for making the concrete resistant to weathering The paper presents a concrete mix design procedure for partial replacement of sand with quartz sand
Use of Quarry Dust to Replace Sand in Concrete , replacement of sand from 0% to in step of 10% International Journal of Scientific and Research Publications, Volume 3, Issue 12, December 2013 2 ISSN 2250-3153 ijsrporg B Casting of specimen Mould of size 150 x 150 x 150 mm was used to cast specimens .
Key words: partial replacement, m-sand, concrete elements Cite this Article: Sabarish K V, Pratheeba Paul, M Mohammed Aslam Khan, S Gowtham, R Hariharan, Utilization of M-Sand as a Partial Replacement for Fine Aggregate in Concrete Elements, International Journal of Civil Engineering and
replacement of sand by ecosand in concrete pdf Products List MINIMIZING SAND CONTENT IN CONCRETE , plastering The sand replacement from 50 to 75% improved mortar flow properties by 7%, the compressive strength improved by 11 to 15 % for the replacement, More details » Get Price
concrete as a replacement for sand It is reported that the strength of fly ash concrete was more than 3 times higher than the sand concrete More significantly, while the strength of sand mixes remained fairly constant be-yond 28 days, those of fly ash foamed concrete at 56 and 180 days were up to 17 to 25 times higher than 28
In this scenario For the present study two trial mixes with different there is a need to study the mechanical properties of proportioning were laid and the one with better economy concrete with sea sand as a partial replacement to fine and workability was selected for the study aggregate
Jun 06, 2017· Materials for replacement of sand are a Crushed sand (Manufactured sand), rock are crushed to give particle size and grading at par with sand The replacement can go up to bCrusher dust (quarry waste), % finer than 150 micron are a concern.
Concrete mix design is a procedure of selecting the suitable ingredients of concrete and their relative proportions with an objective to prepare concrete of certain minimum strength, desired workability and durability as economically (value engineered) as possible Flyash is the most economical and easily available mineral admixture that can partially replace cement in a concrete ,
• River sand is a widely used construction material in Hong Kong, especially in the production of concrete and cement-sand mortar • The Construction Industry Council has launched a research project entitled “Research on River Sand Substitutes for Concrete Production and Cement Sand ,
properti Hudson, 1997: has taken a review of various tests in his article manufactured sand for concrete Ilangovan et al, 2006: studies the strength and behavior of concrete by using crushed rock dust as fine aggregate, they investigated the possibility of using crushed rock as 100 % replacement for sand, with varying compacting factors
This study involved 86 experiments and 254 tests to determine the efficiency of reusing waste plastic in the production of concrete Thirty kilograms of waste plastic of fabriform shapes was used as a partial replacement for sand by 0%, 10%, 15%, and 20% with 800 kg of concrete mixtur All of the concrete mixtures were tested at room temperature
Period #10 Notes: ADMIXTURES & CEMENT REPLACEMENT MATERIALS A Brief Review Previously, the composition of portland cement was discussed, and also the hydration reaction One of the beautiful aspects of portland cement is that when mixed with water, it becomes a liquid fresh cement paste that takes the shape of any forms into which it is placed
Replacement of Cement in Concrete 93 24 Limestone Limestone is calcareous sedimentary rocks formed at the bottom of lakes and seas with the accumulation of ,
PROPERTIES OF SEA WATER AND UNWASHED SEA SAND CONCRETE Compressive Strength Figures 1, 2, and 3 show the compressive strength of mortar at 7, 28, and 91 days, respectively When GGBS was used to a replacement ratio of 30% to 70%, the compressive strength with sea water is 30% to 60% higher at 7 days and 3% to 20%
Use of plastic waste in sand concrete M Guendouz1, F Debieb1*, O Boukendakdji1, EH , sand concrete mixThe physical and mechanical properties of the composites produced was studiedThe results showedthat the use of plastic waste as partial replacement of sand contributes to reduce the bulk density,decrease the air content, causing a .
Research Paper PARTIAL REPLACEMENT OF CEMENT WITH MARBLE DUST POWDER Prof PA Shirule a*, , marble sludge dust in concrete production as partial replacement of cement In INDIA, the marble , Sand: Natural sand which is easily available and low in
PDF | The pozzolanic reactivity of waste glass powder was experimentally studied at cement replacement levels of 0, 15, 30, 45 and 60% by weight Results revealed that the concrete compressive .
water filtration, grit plastering, sand cover for sport turf and sand replacement in concrete  Concrete is most widely used man made construction material and its demand is increasing day by day The use of river sand as fine aggregate leads to exploitation of natural resources, lowering of water table.
As with mortar, concrete cube samples were prepared and tested for strength (until 1 year curing) The compressive strength test results indicated that recycled glass mortar and concrete gave better strength compared to control sampl A 20% replacement of cement with waste glass was found convincing considering cost and the environment
sand replacement ratios (up to 30%) When optimum values are used, the 28-day tensile strength of concrete is improved by 14–24 times and the compressive strength is improved by 11–13 times depending on the replacement ratio and the grade of concrete The best results are obtained for replacement ratios of 30–50% for
Manufactured sand (M-Sand) is a substitute of river sand for concrete construction Manufactured sand is produced from hard granite stone by crushing The crushed sand is of cubical shape with grounded edges, washed and graded to as a construction material The size of manufactured sand (M-Sand,
of using granite powder as replacement of sand and partial replacement of cement with fly ash, silica fume, slag and superplasticiser in concrete The percentageof granite powder added by weight was 0, 25, 50, 75 and 100 as a replacement of sand used in concrete and cement was replaced with 75% silica fume, 10% fly ash, 10% slag and
20% and 30% replacement of sand by weight with iron filings after curing in water for 28 days The results obtained showed that the compressive strength of concrete increased for the 10% and 20% replacement levels of sand with iron filings by 35% and 135% respectively while there was a decrease of 8% for the 30% replacement level
of beneficial utilization of used foundry sand in concrete as a partial replacement of regular sand by studying properties of both fresh and hardened concrete An extensive literature search was undertaken and tests were conducted on by-product samples to determine their physical properties to evaluate the possible uses (Naik et al 1991, 1992)
compare the effect of foundry sand in concrete with the conventional concrete and to see the effect of foundry sand inclusion in concrete Also the study is summarize based on compressive strength, split tensile strength, flexural strength and acid attack test of concrete with the replacement of fine aggregate by foundry sand
The concrete mix made using granite powder (GP) and iron powder (IP) as partial replacement of sand showed good workability and fluidity similar to normal concrete mix 2 The compressive strength of concrete increased with the addition of granite powder (GP) as partial replacement of sand,
replacement of sand) while corresponding strength for normal concrete was just 3023MPa Though she warns that with higher levels of replacements (100 per cent) there might be some bleeding issues and, therefore, she
The premixed concrete industry has for some time tried to ﬁnd ways to utilise this material as a controlled replacement of natural sand In order to do this it has been recognised that provided the material is appropriately processed and selected from suitable materials then a sand replacement can be produced to meet the
Using SGP in concrete is an interesting possibility for economy on waste disposal sites and conservation of natural re-sourc This paper examines the possibility of using SGP as a replacement in fine aggregate for a new concrete Natural sand was partially replaced (10%, 20%, 30%, 40% and 50%) with SGP Compressive strength, Tensile strength .