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Use of silica sand as cement replacement in ppc concrete

Use of silica sand as cement replacement in ppc concrete

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Sep 19, 2016ยท Silica sand which is naturally available material available in the vicinity of certain hilly area was used as partial replacement of cement in concrete. Replacement levels were 324% at an interval of 3%. A nominal mix (1::) with water cement ratio was used.

Study and experimental investigation of partial ...

Study and experimental investigation of partial ...

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The results are presented maximum flexural strength for partial replacement of cement with egg shell powder be achieved by 15% is found to be greater than the conventional concrete. It achieved maximum compressive strength when there is partial replacement of .

HIGH PERFORMANCE CONCRETE WITH GGBS AND .

HIGH PERFORMANCE CONCRETE WITH GGBS AND .

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of sand is replaced by quarry rock dust in concrete. Rajamane et al (2003) studied the properties of high performance concrete with partial replacement of cement by GGBS. They found that the compressive strength of concrete increased by MPa at 28 days age compared to conventional concrete. Ilangovan et. al. (2008) studied

Partial replacement of river sand with volcanic ...

Partial replacement of river sand with volcanic ...

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Partial replacement of river sand with volcanic pyroclastics as fine aggregates in concrete production Okwadha, and Ngengi Department of Civil Construction Engineering, The Technical University of Kenya, Box Nairobi, Kenya. Abstract: The most commonly used fine aggregate in concrete production is river sand. Its extensive mining

The Utilization of Quarry Dust as Fine Aggregates in Concrete

The Utilization of Quarry Dust as Fine Aggregates in Concrete

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replacement of sand with quarry dust in the 50% 50% (Mix 3) ratio was the most effective and showed an increase in compressive strength. It was also concluded that the compressive strength of concrete, with 50% Sand and 50% quarry dust (Mix 3), under thermo shock and high temperature showed the least reduction in strength.

replacement of sand by marble powder in concrete

replacement of sand by marble powder in concrete

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The use of waste materials as partial replacement of cement in concrete reduces ... cement in concrete with marble sludge powder to produce lightweight concrete. This was ... sand, Fly ash, Silica fume, Slag, Marble sludge and so on.

House construction materials rate in kerala | current ...

House construction materials rate in kerala | current ...

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May 8, 2017 May 8, 2017 admin 6 Comments 6mm 12mm 20mm 40mm broken stone price rate cost in kerala, bricks rate in kerala, building material price in kerala 2017, Building Material Rates Builders Association of India Kerala, building materials price list in kerala 2017, cement price in kerala today, cost of washed sea sand in kerala, current ...

Concrete without sand?

Concrete without sand?

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Back in India, a study carried out by the Central Road Research Institute (CRRI) has also shown that copper slag can be used as a partial replacement for sand as fine aggregate in concrete up to 40 per cent in pavement grade concrete without any loss of cohesiveness and the compressive and flexural strength of such concretes is about 20 per ...

Replacement of Cement in Concrete

Replacement of Cement in Concrete

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Replacement of Cement in Concrete 93 Limestone Limestone is calcareous sedimentary rocks formed at the bottom of lakes and seas with the accumulation of .

Evaluation of Sorptivity and Water Absorption of Concrete ...

Evaluation of Sorptivity and Water Absorption of Concrete ...

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(c) The water absorption and sorptivity of fly ash concrete shows lower water absorption and sorptivity at a replacement level of 10% with fly ash for M25 and M40 grade concrete. (d) The water absorption and sorptivity of fly ash concrete shows higher water absorption and sorptivity than traditional concrete.

Recycling of scale and steel chips waste as a partial ...

Recycling of scale and steel chips waste as a partial ...

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This study is focusing on the use of selected waste of iron and steel industry (steel chips and scale) as a partial replacement for sand in the production of concrete. In this research study, concretes were made with steel chips scale ( ScC ) and ( SchC ) as substitution for raw sand.

Could a Mix of Sand and Pee Be a SuperGreen Replacement ...

Could a Mix of Sand and Pee Be a SuperGreen Replacement ...

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Could a Mix of Sand and Pee Be a SuperGreen Replacement for Concrete? Peter Trimble's Dupe is a mini manufacturing unit that creates a sandstonelike material.

Investigations on Properties of Concrete by Partial ...

Investigations on Properties of Concrete by Partial ...

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In this study use of copper slag in partial replacement of sand and cement from 0 to 20 and 0 to 20 Rice Husk ash by weight using design mix by satisfying different quality parameters has been done. M30 grade were prepared and the different strength parameters .

Assessment of Concrete Produced with Foundry Waste as ...

Assessment of Concrete Produced with Foundry Waste as ...

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The assessment in this research is targeted at determining the percentage of foundry waste suitable to be used as a partial replacement for fine sand aggregate. Experimental result reveals that 15% of foundry sand is appropriate as partial replacement of fine sand aggregate for preparation of grade 20 concrete by application of compressive strength equation as targeted strength of concrete ...

Study On Behaviour Of Concrete Partially Replacing Quartz ...

Study On Behaviour Of Concrete Partially Replacing Quartz ...

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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.

Strength Properties of Concrete Produced With Iron Filings ...

Strength Properties of Concrete Produced With Iron Filings ...

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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 % and % respectively while there was a decrease of 8% for the 30% replacement level.