### AGGREGATE CRUSHING VALUE TEST - worked .

03.11.2013· Aggregates with lower crushing value indicate a lower crushed fraction under load and would give a longer service life to the load and hence a more economical performance.Weaker aggregates if used would get crushed under traffic loads, would produce smaller pieces not coated with binder and these would be easily loosend out reasulting in loss of the surface. In short, the aggregates .

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Then crushed aggregates are then sieved through 2.36 mm sieve and weight of passing material is expressed as percentage of the weight of the total sample which is the aggregate crushing value. A value less than 10 signifies an exceptionally strong aggregate while above 35 would normally be regarded as weak aggregates.

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SS (1974). SS73:1974 Specification for methods for sampling and testing of mineral aggregates, sand and fillers - Determination of aggregate impact value, aggregate crushing value and ten percent fines value. Singapore Standard, Singapore.2. Millard, R.S. (1993). Road building in the Tropics. Transport Research Laboratory State-of-the-art ...

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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 12.5mm and retained on .

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Then crushed aggregates are then sieved through 2.36 mm sieve and weight of passing material is expressed as percentage of the weight of the total sample which is the aggregate crushing value. A value less than 10 signifies an exceptionally strong aggregate while above 35 would normally be regarded as weak aggregates.

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How to find the stripping value of road aggregate? The stripping value is calculated in percentage by the ratio of uncovered area aggregates which is not coated by bitumen to the total aggregates area. Apparatus Required. Oven; Water Bath; Beaker with 500ml capacity; Sieve as per IS standard 20mm and 12.5mm; Batch mixer to mix the bitumen and aggregates; Test procedure. Take the dried ...

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Calculation of Aggregate Crushing Value: Aggregate crushing value can be found by the following formula, "Aggregate crushing value is determined by taking a percentage of weight crushed aggregate sample passing through 2.36 mm IS Sieve divided by weight of aggregate sample taken for test" Aggregate crushing value = (W3 / W) or W3 / (W2 – W1)

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The Aggregate Crushing Value (ACV) Test Set measures how resistant an aggregate is, when being crushed under a gradually applied compressive load. Each set consists of steel cylinder, plunger, base plate, cylindrical measure and tamping rod. For durability and reliability, all parts of the apparatus are galvanized steel or powder coated, heat treated and ground prior to manufacturing. For ...

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The aggregate crushing value gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. With aggregate 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. 2.Apparatus Required Fig. 1: Balance Balance should be accurate upto 1 gm. Fig. 2: Sieve ...

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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 12.5mm and retained on .

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aggregate crushing value test report discussion Crusher to determine crushing value of given road aggregates . Aggregate Crushing Value Test Report Discussion asds mobile concrete batching plant Aggregate Crushing Value Test Department of Civil Briefly explain . Determination of Aggregate Crushing Value Density . Crushing Test Fig 1 Crushing Test Setup. One of the model in which .

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standard crushing value of aggregate. Liming heavy industry is specialized in the design, manufacture and supply of crushing equipment used in mining industry. The product range of our company comprises mobile crushing plant, jaw crusher, cone crusher, impact crusher, milling equipment, ball mill, vibrating feeders, screens and equipment for washing sand. Our product is widely used in mining ...

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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 and measure. Cylinder, plunger and base plate are made from special alloy steel, hardened to 650 HV (57,8 HRC), and ...

Get Price### Stripping Value Test on Road Aggregates - [ .

How to find the stripping value of road aggregate? The stripping value is calculated in percentage by the ratio of uncovered area aggregates which is not coated by bitumen to the total aggregates area. Apparatus Required. Oven; Water Bath; Beaker with 500ml capacity; Sieve as per IS standard 20mm and 12.5mm; Batch mixer to mix the bitumen and aggregates; Test procedure. Take the dried ...

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SS (1974). SS73:1974 Specification for methods for sampling and testing of mineral aggregates, sand and fillers - Determination of aggregate impact value, aggregate crushing value and ten percent fines value. Singapore Standard, Singapore.2. Millard, R.S. (1993). Road building in the Tropics. Transport Research Laboratory State-of-the-art ...

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Aggregates form the major portion of the pavement structure. Bear stresses occurring on the roads and have to resist wear due to abrasive action of traffic. Aggregates are also used in flexible as well as in rigid pavements. Therefore, the properties of aggregates are of considerable importance to highway. The aggregates to be used in road construction, particularly

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12.09.2015· Aggregate crushing value = (W1/W2)*100. A value less than 10 signifies an exceptionally strong aggregate while above 35 would normally be regarded as weak aggregates. Also Read: Crushing Test Procedure of Aggregate . Also read: Crushing Value Test Procedure of Aggregates. 2. Abrasion Test Fig-2 Los Angeles Abrasion Test Setup. Abrasion test is carried out to test the .

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03.11.2013· Aggregates with lower crushing value indicate a lower crushed fraction under load and would give a longer service life to the load and hence a more economical performance.Weaker aggregates if used would get crushed under traffic loads, would produce smaller pieces not coated with binder and these would be easily loosend out reasulting in loss of the surface. In short, the aggregates .

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Objective: 1. Determine the aggregate crushing value of coarse aggregate. 2. Assess suitability of coarse aggregates for use in different types of road. Theory: The " aggregate crushing value " give a relative measure of the resistance of

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IRC has specified the maximum stripping value of 25% for aggregates to be used in bituminous road construction. You'll also like: Marshall mix design method,apparatus and procedure. Aggregate Impact value Test Apparatus, Procedure and uses. Aggregate Crushing Value Test – Determine Aggregate Crushing Strength. Penetration test of Bitumen.

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Construction aggregate, or simply aggregate, is a broad category of coarse- to medium-grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates.Aggregates are the most mined materials in the world. Aggregates are a component of composite materials such as concrete and asphalt concrete; the aggregate serves as ...

Get Price### Road Aggregates for Construction | .

Aggregates form the major portion of the pavement structure. Bear stresses occurring on the roads and have to resist wear due to abrasive action of traffic. Aggregates are also used in flexible as well as in rigid pavements. Therefore, the properties of aggregates are of considerable importance to highway. The aggregates to be used in road construction, particularly

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aggregate crushing value definition. Aggregate Crushing Valueseperti layang layang . Feb 25, 2012. Aggregates used in road construction, should be strong enough to resist crushing under traffic wheel loads. If the aggregates are weak, the stability of the pavement structure is likely to be adversely affected. The strength of coarse aggregates is assessed by aggregates crushing test.get price ...

Get Price### 7 LAB TESTS ON AGGREGATE TO CHECK .

12.09.2015· Aggregate crushing value = (W1/W2)*100. A value less than 10 signifies an exceptionally strong aggregate while above 35 would normally be regarded as weak aggregates. Also Read: Crushing Test Procedure of Aggregate . Also read: Crushing Value Test Procedure of Aggregates. 2. Abrasion Test Fig-2 Los Angeles Abrasion Test Setup. Abrasion test is carried out to test the .

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Specified limits of percent aggregate crushing value for different types of road construction s given bellow.Discussion of experiment aggregate crushing .Aggregate crushing Value (percent)=w2/w1*100 26.43 Aggregate crushing value = W2/W1 * 100 = 771/2917 * 100 = 26.43% RECOMMENDED VALUES The suitability of aggregate is adjudged, depending on its proposed use inthe pavement .

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Aggregate Crushing Value and Its Test Procedure: One of the test in which concrete material can fail is due to crushing under compressive stress. Aggregate crushing test is standardized by IS: 2386 part-IV and used to verify the crushing strength of aggregates. The aggregates should be oven dried, which can passes through 12.5mm and retained on 10mm sieve. The cylindrical steel cup is stuffed ...

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The aggregate crushing value should not be more than 45% for aggregate used for concrete other than the wearing surfaces. 30% for concrete used the surfaces such as runway, roads and air field pavements. References: Aggregate Crushing Value; Aggregate crushing value test

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19.05.2017· Aggregate Crushing Value Test - Duration: 9:00. Bhanu Prakash Baswa 198,324 views. 9:00. HOW TO CHOOSE GOOD QUALITY COARSE AGGREGATES - Duration: 2:38. UltraTech Cement 69,709 views. 2:38 . Cool ...

Get Price### (DOC) Aggregate crushing value Test Lab .

Objective: 1. Determine the aggregate crushing value of coarse aggregate. 2. Assess suitability of coarse aggregates for use in different types of road. Theory: The " aggregate crushing value " give a relative measure of the resistance of

Get Price### Road Aggregates | CivilDigital

1 Road Aggregates. 1.1 Aggregate Characterization; 1.2 Aggregate Gradation IS:2386-1963 Part I; 1.3 Fuller and Thompson's Equation (Interactive Equation) 1.4 Fineness Modulus; 1.5 Aggregate Crushing Value IS: 2386 (Part IV) 1.6 Aggregate Impact Value IS: 2386 (Part IV) 1.7 Impact value; 1.8 BITUMEN ADHESION; 1.9 Angularity number

Get Price### Stripping Value Test on Road Aggregates - [ .

How to find the stripping value of road aggregate? The stripping value is calculated in percentage by the ratio of uncovered area aggregates which is not coated by bitumen to the total aggregates area. Apparatus Required. Oven; Water Bath; Beaker with 500ml capacity; Sieve as per IS standard 20mm and 12.5mm; Batch mixer to mix the bitumen and aggregates; Test procedure. Take the dried ...

Get Price### Stripping value Test of Road Aggregate – .

IRC has specified the maximum stripping value of 25% for aggregates to be used in bituminous road construction. You'll also like: Marshall mix design method,apparatus and procedure. Aggregate Impact value Test Apparatus, Procedure and uses. Aggregate Crushing Value Test – Determine Aggregate Crushing Strength. Penetration test of Bitumen.

Get Price### Aggregate Abrasion Value - Civil Engineering

AGGREGATE ABRASION VALUE This test helps to determine the abrasion value of coarse aggregates as per IS: 2386 (Part IV) – 1963. The apparatus used in this test are Los Angles abrasion testing machine, IS Sieve of size – 1.7mm, Abrasive charge – 12 nos. cast iron or steel spheres approximately 48mm dia. and each weighing between 390 and 445g ensuring that the total weight of charge is ...

Get Price### Aggregate Abrasion Value - Civil Engineering

AGGREGATE ABRASION VALUE This test helps to determine the abrasion value of coarse aggregates as per IS: 2386 (Part IV) – 1963. The apparatus used in this test are Los Angles abrasion testing machine, IS Sieve of size – 1.7mm, Abrasive charge – 12 nos. cast iron or steel spheres approximately 48mm dia. and each weighing between 390 and 445g ensuring that the total weight of charge is ...

Get Price### How to Find Aggregate Crushing Value and Its .

Aggregate Crushing Value and Its Test Procedure: One of the test in which concrete material can fail is due to crushing under compressive stress. Aggregate crushing test is standardized by IS: 2386 part-IV and used to verify the crushing strength of aggregates. The aggregates should be oven dried, which can passes through 12.5mm and retained on 10mm sieve. The cylindrical steel cup is stuffed ...

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24.03.2013· Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

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