aggregate impact test

Aggregate Impact Tester at Best Price in India

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Impact Value of Aggregate

Impact Test on Aggregates Impact value of aggregate will give aggregate capability against sudden loads or forces For this test also aggregate passing through 12 5mm and retained on 10mm sieve is taken and oven dried Fill the cylinder with aggregate in 3 layers 25 strokes of tamping for each layer Weight w1 noted

PROPERTIES AND TESTING OF AGGREGATES FOR PAVEMENT …

Aggregate Impact Value Test Specifications Aggregate Impact Value The test sample shall consist of aggregates the whole of which passes through ½ in B S test sieve and is retained on a 3 8 in B S test sieve The aggregate comprising the test sample shall be dried in an oven for a period of four hours at a temperature of 100-110 °C and

7 6 Aggregate Impact Value 7 6 1 Scope

Aggregate Impact Value 4 Aggregate Abrasion Value 5 please told me what is the frequency of testing of fine aggregate and course aggregate as per IS stander specification Reply Link Michubu Titus September 29 2016 at 10 54 am thank a lot let us work in unity Reply Link

7 Lab Test on Aggregates that we Use in Concrete Construction

The test sample shall consist of aggregate the whole of which passes a 12 5 mm IS Sieve and is retained on a 10 mm IS Sieve The aggregate comprising the test sample shall be dried in an oven for a period of four hours at a temperature of 100 to 110°C and cooled

CIVIL QUALITY CONTROL LAB AGGREGATE IMPACT VALUE TEST

As per IS 2386 IV 9377 This Apparatus is used to determine aggregate impact value of coarse aggregate The hammer of the tester fall freely from 380 mm height on coarse aggregate for 15 times 15 sec the crushed aggregate removed from the cup then sieved and weighed

AGGREGATE IMPACT TEST by Nurul Afiqah on Prezi

Jan 23 2018· Aggregate Impact Value test determines the Aggregate Impact Value AIV of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact Resistance of the aggregates to impact is termed as toughness Aggregates used in the pavement should be able to resist the effect caused by the jumping of the steel

Aggregate Impact Value AIV Test for Aggregates

Apr 08 2017· Objective For assessment of toughness property of aggregates for the concrete construction Tools and Equipment Impact Testing Machine Description of Machine Pendulum impact Testing Machine basically comprises of the strong frame structure the sample sustenance along with the measuring and computing dial The pendulum shaft is connected in the anti-friction bearings

DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE

which is dependent on the aggregate s impact resistance This degree is assessed by a sieving test on the impacted specimen and is taken as the aggregate impact value 7 6 3 Sampling The sample used for this test shall be taken in accordance with Chapter 2 7 6 4 Equipment 7 6 4 1 Impact testing machine The machine shall be of the general

Aggregate impact and - SlideShare

Apr 23 2019· Aggregate impact value is an important mechanical property of coarse aggregate Why Aggregate Impact Value Test required AIV Test Aggregate Impact value test is required to ensure the physical strength of aggregate and physical strength of aggregate directly related to structural strength in construction work

Aggregate Impact Tester Impact Testing Machines Impact

The value of aggregate impact test should not be more than 45 by weight of aggregates used for concrete other than wearing surface An impact value 35 is permissible for the bituminous macadam Maximum permissible impact value for the water bound macadam is 40

Aggregate Impact Test - CivilArc

A test designed to evaluate the toughness of stone i e the resistance of the stones to fracture under repeated impacts may be called an impact test for road stones Impact test may either be carried out on cylindrical stone specimens as in Page Impact test or on stone aggregates as in Aggregate Impact test

Determination of Aggregate Impact Value - Impact Test on

Aggregate Impact Value Test as per IS 2386 Part-IV 1993 Theory and Scope The property of a material to resist impact is known as toughness Due to movement of vehicles on the road the aggregates are subjected to impact resulting in their breaking down into smaller pieces The aggregate should therefore have sufficient toughness to resist

Various Lab Test On Aggregates

Sep 05 2013· Aggregate Impact Value Test as per IS Code 2386 part4 hardness test of aggregate - Duration 11 02 Constructiontest org 26 954 views

Impact testing machine Aggregates testing equipment Controls

Jul 16 2014· Aggregate impact value test gives an indication of aggregate s toughness property i e property of a material to resist impact Aggregate impact values are used to classify the stone aggregates with respect to toughness property as given below Aggregate impact value Toughness Properties 10 Exceptionally tough Strong 10 20 Very tough Strong …

Aggregate Impact Value test we civil engineers

The aim of aggregate impact test is to determine the relative measure of the resistance of aggregate to sudden shock or impact in which in some aggregate differs from its resistance to a slowly applies compressive load The property of a material

Aggregate Impact Test Engineering Basic

Dec 15 2017· The aggregates should therefore have sufficient toughness to resist their disintegration due to impact This characteristic is measured by impact value test The aggregate impact value is a measure of resistance to sudden impact or shock which may differ from its resistance to gradually applied compressive load

PDF AGGREGATE IMPACT TEST - ResearchGate

Jul 14 2018· Aggregate Impact Value Test AIV test is conducted to determine the Aggregate Impact Value of Coarse aggregate The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact which in some aggregates differs from Its resistance to a slow compression load

Aggregate Impact Test full procedure Update-2019

Aggregate impact value is the same as the abrasion test result Impact value of aggregate should not exceed 30 percent for aggregate used for surface wearing course and should not exceed 45 per cent for surface other than wearing course

Aggregate Impact Value Weight Experiment

Aggregate impact equipment with counter is used to determine the aggregate impact value of subject material which evaluates the relative resistance capacity on an aggregate at rapid level of shock or collision The aggregate impact device is fitted with measuring cylinder blow counter and filling rod The device is used in

Aggregate Impact Value - YouTube

Mar 31 2017· Assuming That You Are Refering to Crushing And Impact Tests of Aggregates Crushing Test Gives Us Idea About Strength of Aggregate Strength Resistance To Gradual Loading Impact Test Gives Us Idea About Toughness Of Aggregate Tough

Aggregate Tests - Pavement Interactive

Impact value of an aggregate is the percentage loss of weight particles passing 2 36mm sieve by the application of load by means of 15 blows of standard hammer and drop under specified test condition The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact which in some aggregates

7 LAB TESTS ON AGGREGATE TO CHECK QUALITY FOR USE IN …

As the drum rotates the aggregate degrades by abrasion and impact with other aggregate particles and the steel spheres called the charge Once the test is complete the calculated mass of aggregate that has broken apart to smaller sizes is expressed as a percentage of the total mass of aggregate

Aggregate Impact value Test Apparatus Procedure and uses

Jun 22 2014· The aggregate impact value is expressed as the percentage of the fines formed w r t the total weight of the sample Aggregate Impact Value AIV = 100 M2 M1 Where M1 =Mass of the test specimen M2 = Mass of the test specimen passing 2 36 mm test sieve

Impact Test on Aggregates - Gharpedia

Impact testing machine 48-D0515 A General description General description Used to determine the aggregate impact value AIV which provides a relative measure of the resistance of an aggregate to sudden shock or impact The machine is robustly designed made from steel protected against corrosion Fit with a counter to check the number of

What is the main difference between crushing test and

The aim of aggregate impact test is to determine the relative measure of the resistance of aggregate to sudden shock or impact in which in some aggregate differs from its resistance to a slowly applies compressive load The property of a material

Aggregate Impact Value - Civil Engineering

To Determine Aggregate Impact Value Theory The cylinder of test aggregate with aggregate is carefully leveled and the plunger inserted horizontally on the surface 4 The hammer weighing 14 kg is raised to a height of 380 mm above the appear surface of aggregate 5

What is the need of impact test - Quora

The apparatus used for determining aggregate impact value of coarse aggregates is Impact testing machine conforming to IS 2386 Part IV - 1963 IS Sieves of sizes 12 5mm 10mm and 2 36mm A cylindrical metal measure of 75mm dia and 50mm depth A tamping rod of 10mm circular cross section and 230mm length rounded at one end and Oven