An Experimental study on Crushed Stone Dust as Fine Aggregate in Cement

The Cement 43 grade OPC Bangur Buland used for making concrete was characterised for its suitability as per IS 8112 1989 [11] and the course aggregate is crushed stone with maximum mm graded aggregates nominal size was tested for its suitability for this study Properties of cement and coarse aggregate shown in Table 1

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PDF The Effect of Curing Conditions on Selected Properties

The paper presents the influence of different curing conditions wet dry and protection against water evaporation on selected properties of concretes with different amount of recycled concrete

Combination of LCA and circularity index for assessment of

impact of recycled aggregate concrete Journal of Sustainable Cement Based Materials DOI / To link to this article https // g//

EXPERIMENTAL INVESTIGATION ON CONCRETE BY

The investigation indicates that crushed stone dust has vast potential as fine aggregate in concrete construction Crusher dust not only reduces the cost of construction but also helps reduce the impact on environment by consuming the material hitherto considered as a waste product with few applications

Schematic description of the crushing plant 1

Concrete Aggregate Concrete Aggregate is a broad term referring to the use of coarse material such as sand gravel crushed stone and recycled concrete used in the manufacture of concrete Essentially aggregate materials make up a large portion of the total volume of concrete and serve to enhance its overall strength

A Comprehensive Review on Recycled Aggregate and Recycled Aggregate

Using recycled aggregates from construction and demolition waste can preserve natural aggregate resources reduce demand of landfill and contribute to sustainable built environment This study provides a comprehensive review on recycled aggregate RA and recycled aggregate concrete RAC regarding their history recycling reuse and manufacture

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This study investigates the influence of aggregate type and size on the properties of pervious concrete Five different concrete mixtures were prepared including a standard dense concrete mixture and four pervious concrete mixtures with varied aggregate types dolomite or steel slag and differing proportions of 4 8 mm to 8 16 mm aggregate fractions 30 60 or 60 30

Stone crusher dust as a fine aggregate in Concrete for paving blocks

Concrete paving blocks are ideal materials on the footpaths for easy laying better look and finish In this paper a parametric experimental study for producing paving blocks using crusher dust

Treatment of recycled concrete aggregate to enhance concrete

The failure planes of the normal strength concrete created with NCA typically occurs around the aggregate which is attributed to either the interface between mortar and aggregate or interfacial transition zone ITZ whereas the failure planes for concrete produced using recycled aggregate is mainly influenced by either the adhered mortar

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A study on use of granite powder and crusher dust as fine aggregate

The current study focusses of using granite powder GP and crusher dust CD as fine aggregate in cement mortars 1 3 and 1 6 cement sand volumetric mix proportions were considered in the study Based on the particle size distribution of IS 2116 and IS 1542 the study considered the ratio of 30 70 GP CD and 100CD as fine aggregate

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Effect of Crusher Dust as Partial and Fully Replacement

compressive strength than normal concrete and 50% crusher dust concrete It can also be observed that 100% replacement of crusher dust has shown more compressive strength than normal concrete and 50% crusher dust concrete as well as it is gradually increasing form initial day of curing to final day of curing up to 28 days of curing

SECTION 1033 AGGREGATES Description

e Once an aggregate s soundness and abrasion quality has been determined additional quality testing for soundness and abrasion loss will be at the Engineer s discretion 3 Portland Cement Concrete Aggregate a Fine aggregate and sand gravel aggregate Table Fine Aggregate for Concrete Gradation Limits Class A Aggregate Class B

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Effect of Crusher Dust as Partial and Fully Replacement

compressive strength than normal concrete and 50% crusher dust concrete It can also be observed that 100% replacement of crusher dust has shown more compressive strength than normal concrete and 50% crusher dust concrete as well as it is gradually increasing form initial day of curing to final day of curing up to 28 days of curing

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Hydrochloric acid HCl and sulfuric acid H 2 SO 4 have been used to treat waste concrete fines Kim et al 2017; Santha Kumar and Minocha 2018; Song and Ryou 2014 However these introduce Cl − or SO 4 2− ions into recycled aggregates that impact on concrete durability The use of strong acids also introduces various safety and operational

Strength and durability of concrete containing recycled concrete

The replacement of natural aggregates in a concrete mix can be done either by weight or by volume Knaack and Kurama [6] suggested that the variation in slump is insignificant when aggregates in concrete are replaced with RCA by volume Fathifazl et al [7] proposed that the residual mortar in RCA can be deducted from the fresh mortar content in concrete in order

A study on use of granite powder and crusher dust as fine aggregate

The current study focusses of using granite powder GP and crusher dust CD as fine aggregate in cement mortars 1 3 and 1 6 cement sand volumetric mix proportions were considered in the study Based on the particle size distribution of IS 2116 and IS 1542 the study considered the ratio of 30 70 GP CD and 100CD as fine aggregate