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 (Figure 1). Dry aggregates passing through 12.5 mm sieves and retained 10 mm sieves are filled ...
→ WhatsApp: +86 18221755073Concept and significance of the Aggregate crushing value test. The ' aggregate crushing value test ` gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Aggregate …
→ WhatsApp: +86 18221755073AGGREGATE 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...
→ WhatsApp: +86 18221755073Good quality aggregates should have comparatively crushing value. The Crushing Value test measures the ability of an aggregate to resist crushing under a compressive load. It is a …
→ WhatsApp: +86 18221755073Determination of aggregate crushing value (ACV) 1 Scope This document gives the determination of aggregate crushing value (ACV) of aggregates. This gives a relative measure of the …
→ WhatsApp: +86 18221755073Aggregate Crushing Value (ACV) can be determined by using a simple formula: This test is repeated once or twice and the average crushing value of the aggregate is determined. The average crushing value in the different tests is …
→ WhatsApp: +86 18221755073AGGREGATE:- Type of Aggregate FINE AGGREGATE – Aggregate most of which pass 4.75mm IS sieve and contains only so much coarser material as permitted.; Natural Sand – Fine aggregate resulting from …
→ WhatsApp: +86 18221755073The 10 % Fines Value (TFV) is determined by measuring the load required to crush a prepared aggregate sample to give 10 % material passing a specified sieve after crushing. The test is also known as the 10% Fines Aggregate Crushing Test - 10 % FACT. The test can be performed in both a dry condition and in a soaked condit-ion.
→ WhatsApp: +86 18221755073AGGREGATE 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 …
→ WhatsApp: +86 18221755073Specifically, the test aims to determine the aggregate crushing value of the coarse aggregate. This value is an indicator of the strength and durability of the aggregate, which is …
→ WhatsApp: +86 18221755073specifications for aggregate crushing value. ... The 10 per cent Fines Aggregate Crushing Value is the force in kN required to crush a sample of -13,2+9,5mm aggregate so that 10 per cent of the total test sample will pass a 2, 36 mm sieve. 2 APPARATUS As in SABS Method 842. 3 METHOD Follow SABS Method 842. 4 CALCULATIONS ...
→ WhatsApp: +86 182217550735.4 Mechanical Properties 5.4.1 Aggregate Crushing Value/Ten Percent Fines Value The aggregate crushing value/ten percent fines value, when determined in accordance with IS 2386 (Part 4) shall be as follows: a) For aggregates to be : 30 percent, Max used in concrete for wearing surfaces, (such as runways, roads, pavements, tunnel lining ...
→ WhatsApp: +86 18221755073Correlation analyses among the measured parameters identified the aggregate crushing value as a promising alternative test method to quantify the crushing potential of aggregates and to adjust the gradation accordingly to produce mixtures with optimized volumetric properties. ... Standard specification for coarse aggregate for bituminous paving ...
→ WhatsApp: +86 18221755073The Aggregate Crushing Value (ACV) test conducted on coarse aggregates provides a relative measure of their resistance to crushing under a gradually applied compressive load. Expressed as a percentage by weight, the coarse aggregate crushing value is determined when test aggregates undergo a specified load under standardized conditions. This ...
→ WhatsApp: +86 18221755073Aggregate crushing value is a numerical index of the strength of the aggregate and it is used in construction of roads and pavements. Crushing value of …
→ WhatsApp: +86 18221755073This document gives the determination of aggregate crushing value (ACV) of aggregates. This gives a relative measure of the resistance of the aggregate crushing under the gradually applied compressive load. The method is applicable to aggregates passing a 14,0 mm test sieve and retained on a 10,0 mm test sieve. For other size fractions, a ...
→ WhatsApp: +86 18221755073Specification:-Aggregate Crushing Value Apparatus comprising 75 mm nominal diameter steel cylinder, plunger and base plate with metal measure and tamping rod (8 mm diameter 300 mm long with rounded end.) Reviews There are no reviews yet. Be the first to review "Aggregate Crushing Value Apparatus" Cancel reply.
→ WhatsApp: +86 18221755073Aggregate Crushing Value = 100(W2/W1) percent where: W2 = Weight of fraction passing the appropriate 2.36 mm sieve. W1 = Weight of dry sample. ... The acceptability of the TFV hinges on regional specifications, …
→ WhatsApp: +86 18221755073Aggregate crushing Value =(W B /W A) × 100 Record. The mean of the two results is reported to the nearest whole number as the aggregate crushing value of the tested material. Safety & Precautions: Use hand gloves while removing containers from oven after switching off the oven. To wear safety shoes & helmet during the time of test.
→ WhatsApp: +86 18221755073The aggregate crushing value is a crucial essential index to evaluate a material's crushing resistance based on current specifications for road base construction. In this study, the addition of brick or mortar reduced the aggregate crushing value, causing difficulties in reusing CDW for high-quality road bases.
→ WhatsApp: +86 18221755073The specifications for this test are given in IS : 2386 Part IV 1963 mechanical properties. Procedure. The material for this test should consist of aggregate passing through 12.5 mm sieve and to be retained on 10 mm sieve. ... Aggregate crushing value (ACV) = B/A x 100.
→ WhatsApp: +86 18221755073The 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 …
→ WhatsApp: +86 18221755073IS:9376-1979 1. SCOPE 1.1 This standard covers requirements of the apparatus for measuring aggregate crushing value and ten percent fines value. 1.1.1 Two sizes of apparatus are covered in this standard, one with 150 mm cylindrical cell and the other with 75 mm cylindrical cell. 2.
→ WhatsApp: +86 18221755073The crushing value of aggregates is rather insensitive to variation in strength of weaker aggregates. For this reason, a simple test known as 10 percent fine value is introduced. When the aggregates crushing value become 30% or higher, the results are likely to be inaccurate. Aggregate Crushing Load (Source: IS 2386(Part 4):1963) The aggregates ...
→ WhatsApp: +86 18221755073The apparatus for the standard aggregate crushing test as per IS: 2386-1963 (Part IV) consist of the following: The test mould-a 15.2 cm diameter open-ended steel cylinder with square base plate; plunger having a piston of diameter 15 cm, a rod could be inserted for lifting or placing the plunger in the cylinder with a provided hole across the stem of the plunger.,/li>
→ WhatsApp: +86 18221755073The Aggregates which will get retained on the 4.75 mm sieve or the aggregates which have size more than 4.75 mm are known as Coarse aggregate.. Origin of Aggregates-Aggregates are commonly obtained by …
→ WhatsApp: +86 18221755073The aggregate crushing value, which is an inverse measure of ... value and impact value following the specification recommended by the BIS code (Bureau of Indian Standards (BIS), 2002). ...
→ WhatsApp: +86 18221755073Aggregate Crushing Value Apparatus Make: LabTek Model: SL-AG-001 Origin: India Standards: IS 2376 (PART-IV) & BS 812:111 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
→ WhatsApp: +86 18221755073The crushing value test of aggregate provides the resistance of an aggregate sample to crushing under a gradually applied compressive load. Generally, the test is conducted on aggregate passing 12.5 mm and retained on a 10 mm sieve.
→ WhatsApp: +86 18221755073Aggregate Crushing Value Test. Aggregate Crushing Value (ACV) can be determined by using a simple formula: This test is repeated once or twice and the average crushing value of the aggregate is determined. The average crushing value …
→ WhatsApp: +86 18221755073Stone Crusher-sold by certified Suppliers,such as Jaw / Cone / Impact / Mobile Crusher,etc.
GET QUOTE