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Get Latest PriceA fine aggregate which fails in the testing of organic impurities may be used1 Aggregate Crushing ValueTen Percent Fines accordance with IS 2386 Part 1 on the same sample strength water00 1 and availability of aggregates and tunnel lining carrying performance based on tests on concrete00 1 maximum by mass00 1 they are known as
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Crushers Screen washing Feeder conveyor for Is 3831970 slump value as per size of aggregate Is 3831970 slump value as per size of aggregate Products As a leading global manufacturer of crushing grinding and mining equipments we offer advanced reasonable solutions for any sizereduction requirements including Is 3831970 slump value as per size of aggregate quarry aggregate and Aggregate abrasion value 18 30Not exceeds IS 2386 1963 Part 4 Satisfied Properties of fine aggregate Sl No Test Obtained Values Limited Values As per Codes Remarks 1 Specific gravity 26 2629 IS 3831970 Satisfied 2 Fineness modulus 247 2233 IS 3831970 Satisfied 3 Bulk density 163667 kgm3 15201680 IS 3831970 Satisfied Water
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The coarse aggregate grading limits are given in ASTM C33 C33M and IS 383 1970 table 2 Clause 41 and 42 for single size aggregate as well as graded aggregate Material strength of coarse aggregate is indicated by crushing strength of rock aggregate crushing value aggregate impact value aggregate abrasion value gravity of the coarse aggregate as per IS 2386 Part III 1963Similarly Dry rodded bulk density void ratio and Porosity of coarse aggregate samples were determined For ascertaining mechanical properties as per IS3831970 the Aggregate Crushing Value ACV Aggregate Impact Value AIV and Los Angeles Abrasion Value LAAV were determined
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Oct 12 2021 Crushing values the factor to measure the resistant of aggregates against hardness The crushing value gives the resistance of a coarse aggregate to crushing under the application of compressive load The Limiting value for crushing should not be more than As per IS 3831970 Specification for coarse and fine aggregates 30 for Wearing surfaces Crushing Value Aggregate Impact Test and aggregate abrasion value slump cone test compressive strength test is 3831970 The sand was first sieved through 475 mm per Indian Standard Specifications IS 3831970 d Waste Plastics it is defined that
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23 Course aggregate The size of aggregate between 20mm and 475 mm is considered as coarse aggregate Laboratory tests were conducted on coarse aggregates to determine the different physical properties as per IS 2386 part III1963 This test were conducted for 20 mm size aggregate They were considered as per IS 3831970 Table 1 Properties of Coarse aggregate and demolished waste Parameters Coarse aggregate Demolished waste Specific gravity 265 251 Water absorption 03 454 Sieve analysis Conforming to table2 of IS 3831970 Conforming to table2 of IS 3831970 Crushing value 22 3525 Impact value 25 2742 242 Nominal Mix Proportions
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The Fine aggregate is confirming to IS 3831970 TABLE 22 PROPERTIES OF FINE AGGREGATE Property Laboratory Test Results Specific Gravity 269 Fineness modulus 255 Bulk modulus 165547 kgm3 Grading as per Is IS 3831970 Zone II 23 Fine Aggregate Stone Dust Stone dust is collected from local stone crushing units of Shimoga Bengaluru Jan 01 2021 The aggregate crushing value for Natural coarse aggregate is found to be 1485 and that of EWaste is 23 Both the aggregates possess the value less than 30 and it is within the limits specified by IS 3831970 It can be concluded that EWaste have more resistance to the wear and tear than the natural aggregate 32 Impact value test
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The fine aggregate was found to be confirming to Zone III as per IS 3831970 Coarse Aggregate Natural granite aggregate having density of 1500 kgm3 and fineness modules FM of 705 was used The specific gravity After the aggregate impact value and aggregate crushing value 7030 proportion of flyash and cement The segregated concrete waste was crushed in a jaw crusher to obtain a well graded aggregate for maximum 20 mm size as per IS 383 1970 Unwashed and washed recycled aggregates used in the present studies were tested for various physical and mechanical properties as per IS 2386 1963 21
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541 Aggregate Crushing ValueTen Percent Fines Value The aggregate crushing valueten percent fines value when determined in accordance with IS 2386 Part 4 shall be as follows a 3 For aggregates to be 30 percent Max used in concrete for wearing surfaces such as runways roads pavements tunnel lining carrying water spillways and fineness modulus value of sand confirms to grading zone I as per IS3831970 Specific gravity of the fine aggregate and coarse aggregate are given in the table 2 Table 2 Properties of fine aggregate Properties Values Size Passing through 475mm sieve Fineness modulus 227 Specific gravity 265 Bulking 88 23 Properties of coarse aggregate
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Feb 01 2020 The mechanical properties of coarse aggregate namely Los Angeles abrasion value impact value and crushing value were assessed for both NCA and RCA in accordance to the procedure specified in IS 2386 Part IV 1963 and presented in Table 2RCA exhibited higher Los Angeles abrasion value impact value and crushing value with respect to NCA which is attributed to the old Aggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load Coarse aggregate crushing value is the percentage by weight of the crushed material obtained when test aggregates are subjected to a specified load under standardized conditions
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aggregate Locally available coarse aggregate having the maximum size of 20 mm was used in our experiment The aggregates are washed to remove dust and dirt and were dried to surface dry condition The coarse aggregates are tested as per Indian Standard Specifications IS 3831970 Table 4 Properties of Coarse aggregates Sr AGGREGATE CRUSHING VALUE This test helps to determine the aggregate crushing value of coarse aggregates as per IS 2386 Part IV 1963as per is code it should not be more than 25 for wearing surfaces 45 for non wearing surfaces
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Aggregate mixed lot 40 mm475 mm average test value Requirements as per IS3831970 1 Aggregate crushing Value 235 Shall not exceed 45 for aggregate used for concrete other than for wearing surfaces and 30 for concrete for wearing surfaces such as runways roads and pavement 2 Aggregate Impact Test 204 Jul 28 2019 Result The Crushing strength of the given sample of coarse aggregate is Specification as per IS 383 1970 The aggregate crushing value should not exceed 45 by weight for aggregates used for concrete other than for wearing surfaces and 30 by weight for concrete for wearing surfaces such as runways roads and pavements
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NOTE 1 The aggregate crushing value gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load With aggre gate of aggregate crushing value 30 or higher the result may be anomalous and in such cases the ten percent fines value should be determined instead Veera Reddy reported on impact value and crushing value of ceramic scrap as 182 and 247 respectively These values were within the permissible limits according to IS 3831970 hence it was safe to use as a coarse aggregate in concrete composition
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properties on these are conducted as per IS 3831970 and the test results shown in Table 1 Properties Results Aggregate impact value 1859 Water absorption 04 Aggregate crushing value 2780 Specific gravity 265 Determination of Aggregate Crushing value This method of test covers the procedure for determining the aggregate crushing value of coarse aggregate IS 2386 Part IV 1963 IS 3831970
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A fine aggregate which fails in the testing of organic impurities may be used1 Aggregate Crushing ValueTen Percent Fines accordance with IS 2386 Part 1 on the same sample strength water00 1 and availability of aggregates and tunnel lining carrying performance based on tests on concrete00 1 maximum by mass00 1 they are known as Fine Aggregate Sand conforming to ZoneIII was used as the fine aggregate as per IS 3831970 The sand was air dried and free from any foreign material earlier than mixing SN Physical property Test result 1 Fineness modulus 245 2 Specific Gravity 256
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212 Crushed Stone Sand Fine aggregate produced by crushing hard stone 213 Crushed Grace1 Sand line aggregate produced by crushing natural gravel 22 Coarse Aggregate Aggregate most of which is retained on 475mm IS Sieve and containing only so much finer material as is permitted for PM IS 383 1 August 2019 3 Aggregate crushing valueTen Percent Fines Value Clause 541 Steel cylinder As per clause 22a and Fig 1 of IS 2386Part 1 1963 Metal tamping rod Weighing balance IS sieves 125 mm 10 mm 236 mm Compression testing machine
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S No Properties values Range as per code IS 3831970 1 Specific gravity 271 230290 2 Bulk density kgm3 1503 12801920 3 Fineness Modulus 283 210320 4 Water absorption 132 08 COARSE AGGREGATE Well graded aggregates available at crusher stone nearby plant in jagdalpur Chattisgarh India was tested for its Test Method IS 2386 P1 1963 ASTM C1362006 IS 3831970 Sand Equivalent Value The sand equivalent test is a rapid field test to show the relative proportions of fine dust or claylike materials in fine aggregate or granular soils Test Method MORTM IS 2720 Pt
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