# crushing value of aggregate

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### IS 2386 4 1963 Methods of test for aggregates for

aggregate crushing value of coarse aggregate. 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

Get Price ### Buy AGGREGATE CRUSHING VALUE APPARATUS get price for

The aggregate crushing value provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. The oven dried and accurately weighed aggregates are subjected to crushing test on compression testing machine and weight of the resultant fines passing the specified IS sieve to the total weight of

Get Price### Aggregate Crushing Value Apparatus

Aggregate Crushing Value Apparatus. As per IS 2386 P IV IS 9376 for measuring resistance of aggregate to crushing it consists of 1 No. Cylindrical Container 150mm I.D. x 130mm to 140mm ht. with base plate plunger. 1 No. Tamping Rod 16mm dia. x 600mm long. 1 No. Metal Measure 115mm dia. x 180mm ht. Category Aggregate. More Information

Get Price### How can we calculate the pace rate for CTM in crushing

Jun 27 2021 Significance The aggregate crushing value gives relative measure of the resistance to civil4m You need to apply 40 tonnes of load for 20mm aggregates in period of 10 minutes by uniform loading at the end of 10 minutes total load will reach to 40 tonnes.

Get Price### Aggregate Crushing Value ACV Sets

The Aggregate Crushing Value ACV Test Set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Each set consists of steel cylinder plunger base plate cylindrical measure and tamping rod. All parts of the apparatus are powder coated or galvanized steel heat treated and ground

Get Price### Impact of mechanical resistance of aggregate on properties

Dec 01 2020 The crushing strength of an aggregate was determined by means of the so called aggregate crushing index according to PN B 06714 40 analogous to the British method of determining aggregate crushing value ACV according to BS 812 but with some differences. A specimen of aggregate in a steel cylinder with an internal diameter of 150 mm

Get Price### Crushing Value Test of Aggregate Experiment 8 Civil

The crushing value test of aggregate provides the resistance of an aggregate sample to crushing under gradually applied compressive load. Generally the test

Get Price### Aggregate Crushing Value Test Determine Aggregate

10 rows Aggregate crushing value is a numerical index of the strength of the aggregate and it is used

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### Aggregates for Concrete

aggregate and crushed stone coarse and fine aggregate are produced by crushing natural stone. Crushing screening and washing may be used to process aggregates from either sand and gravel deposits or stone quarries. Aggregates may be produced from igneous sedimentary or metamorphic rocks but geological type does not by itself make an aggregate

Get Price ### Aggregate Crushing Value Conclusion

Aggregate crushing value = W2 x 100 / W1 W W2 =Weight of fraction passing through the appropriate sieve. W1 W =Weight of surface dry sample. The mean of two result to nearest whole number is the aggregate crushing value. Get a Quote WhatsApp.

Get Price### Aggregate Crushing Value Test Crushing Value Test of

Mar 30 2020 The aggregate crushing value test is an important test of aggregates. It gives a numerical index of the strength of the aggregate and it is used for concrete in construction of roads and pavements. The aggregates have minimum crushing value are recommended for roads and pavements as it indicates a lower crushed fraction under load and would

Get Price### Aggregate Crushing Value Test

The aggregate crushing value formula is given below Aggregate crushing value = W3 / W or W3 / W2 W1 W1 = Empty weight of cylindrical Measure. W2 = Weight of Aggregate with Cylindrical Measure. W = W2 –W1 = Weight of Aggregate Sample. W3 = Weight of crushed aggregate sample passed through 2.36 mm IS Sieve.

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### Aggregate Crushing Value Test

aggregate crushing value indicates strong aggregates as the crushed fraction is low. hus the test can be used to assess the suitability of aggregates with reference to the crushing strength for various types of pavement components. The aggregates used for the surface course of pavements should be strong enough

Get Price ### Aggregate Crushing Value Test

AGGREGATE CRUSHING VALUE. TEST. Give the Value of crushing strength of aggregates AGGREGATE IMPACT TEST. Aggregate impact value is to classify the stones in respect of their toughness property Specific Gravity and Water Absorption Tests. To determine vThe values of specific gravity water absorption Report on quality of stone LOS ANGELES ABRASION

Get Price### Aggregate Crushing Value Project Management 123

Aggregate Crushing Value Test Method. The purpose of this method is to determine the crushing value of the given sample of aggregate for the road construction works. The Principal mechanical properties required in road stones are Satisfactory resistance to crushing under the roller during construction and Adequate. Read More.

Get Price### Aggregate Crushing Strength Test

Jul 12 2021 The crushing strength or aggregate crushing value of a given road aggregate is found out as per IS 2386 Part 4. The aggregate crushing value provides a relative measure of resistance to crushing under a gradually applied compressive load. To achieve a high quality of pavement aggregate possessing low aggregate crushing value should be preferred.

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### IS 383 1970 Specification for Coarse and Fine

2.1.2 Crushed Stone SandFine aggregate produced by crushing hard stone. 2.1.3 Crushed Grace1 Sandline aggregate produced by crushing natural gravel. . 2.2 Coarse Aggregate Aggregate most of which is retained on 4 75 mm IS Sieve and containing only so much finer material as is permitted for

Get Price ### Aggregate Crushing Value Technology Lab

Product Description. Aggregate Crushing Value Standards BS 812 110. Aggregate crushing value apparatus 75 mm dia. Used for aggregate smaller than 9.52 mm

Get Price### 7 LAB TESTS ON AGGREGATE TO CHECK QUALITY FOR USE IN

Sep 12 2015 The aggregate crushing value provides a relative measure of resistance to crushing under gradually applied crushing load. The test consists of subjecting the specimen of aggregate in standard mould to a compression test under standard load conditions See Fig 1 . Dry aggregates passing through 12.5 mm sieves and retained 10 mm sieves are filled

Get Price### AGGREGATE CRUSHING VALUE APPARATUS

Dec 26 2017 AGGREGATE CRUSHING VALUE APPARATUS. TECHNICAL DESCRIPTION For Measuring of Resistance of Aggregate to Crushing. Consists of M.S. Cylindrical Container 150mm / 0.5mm dia. x 130mm to 140mm high with base plate 200 to 230mm/sqr x 6mm thick. A plunger of 148mm / 0.5mm dia. x 100 to 115mm high.

Get Price### How to Find Aggregate Crushing Value and Its Test Procedure

The aggregate crushing value provides a relative measure of the resistance of an aggregate to crushing under gradually applied crushing load. The aggregate crushing value test is a useful guide when dealing with aggregates of unknown performance particularly when lower strength is

Get Price### Crushing Value Apparatus ACV

The aggregate crushing value ACV provides relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Two versions available 150 standard and 75 mm dia. The apparatus comprehend cylinder plunger base plate tamping rod

Get Price### Aggregate Crushing Value Apparatus Manufacturers Exporter

Aggregate crushing value is generally a numerical index of aggregate’s strength and it is mainly utilized for the construction of pavements and roads. The apparatus mainly consists of MS or Cast Iron Cylinder with 150mm dia x 130mm to 140mm height ±0.5. Base plate 200mm to 230mm/sqr x 6mm thick.

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### AGGREGATE CRUSHING VALUE

Aggregate Crushing Value = B/A X 100 where A = weight of oven dried sample B = weight in g of fraction passing through 2.36 mm IS sieve. 6.Video Aggregate Crushing Value Test

Get Price ### Aggregate Crushing Value

AGGREGATE CRUSHING VALUE This test helps to determine the aggregate crushing value of coarse aggregates as per IS 2386 Part IV 1963. The apparatus used is Cylindrical measure and plunger Compression testing machine IS Sieves of sizes 12.5mm 10mm and 2.36mm Procedure to determine Aggregate Crushing Value i The aggregates passing through

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### Aggregate Crushing Value BS 812 110 ..

2.16 The aggregate crushing value is the ratio of the mass of fines formed by the crushing process to the total mass of the sample expressed as a percentage. Percentage fines = B/A x 100 to the first decimal place where

Get Price ### Crushing Value Test of Aggregates

9 rows Jul 18 2021 Aggregate crushing value = = Weight of fraction passing through the 2.36 mm sieve / Weight

Get Price### Aggregate Crushing Value Test Apparatus Manufacturers

The Aggregate Crushing Value ACV testing instrument set helps to determine the relative measure of the resistance of an aggregate to crushing done by gradually applying the compression load. Aggregate crushing value is the numerical index of the strength of the aggregate and generally used in the construction of pavements and roads.

Get Price### Aggregate Crushing Value Apparatus Sun LabTek

Specification The Aggregate Crushing Value ACV test set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Each set consists of steel cylinder plunger base plate cylindrical measure and tamping rod. All parts of the apparatus are powder coated or galvanized steel heat

Get Price### Types of Testing for Aggregates

Aggregate crushing value is an indicator of the crushing resistance of the aggregates when a compressive load is increased. It is tested in accordance with BS 812 110 1990 and aggregate passing a 14mm test sieve and retained on 10mm sieve are considered for the testing. The allowable range is 17 41.

Get Price### Recycled Concrete Aggregates Its Uses Properties

Aug 18 2020 The density of recycled concrete aggregate is smaller than natural aggregate density. Impact Value and Crushing Value. The recycled concrete aggregate is relatively weaker than the natural aggregate against mechanical actions. As per IS 2386 the impact and crushing value for concrete wearing surfaces should not exceed 50 and 45 respectively.

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### DEPARTMENT OF CIVIL ENGINEERING Transportation

crushing value. The relationship between the aggregate sizes and the crushing values will however vary with the type of specimens tested. When non standard sizes of aggregates are used for the crushing test i.e. aggregate larger than 12.5 mm or smaller than 10 mm the size

Get Price ### Aggregate Crushing value test procedure

Oct 04 2020 The aggregate crushing value is an indirect measure of crushing strength of the aggregates. Low aggregate crushing value indicates strong aggregates as the crushed fraction is low. Thus the test can be used to assess the suitability of aggregates with reference to the crushing strength for various types of pavement components.

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