IS 9377 (1979): Specification for apparatus for …

IS I 9377 - 1979 Indian Standard SPECIFICATION FOR APPARATUS FOR AGGREGATE IMPACT VALUE 0. FOREWORD 0.1 This Indian Standard was adopted by the Indian Standards Institution on 20 December 1979, after the draft finalized by the Cement and Concrete Sectional Committee had been approved by

Bulk Density ("Unit Weight") and Voids in Aggregate1

voids between the aggregate particles based on the bulk density determined by this test method. 5. Apparatus 5.1 Balance—A balance or scale accurate within 0.1 % of the test load at any point within the range of use, graduated to at least 0.05 kg [0.1 lb]. The range of use shall be considered to extend from the mass of the measure empty to ...

Coarse Aggregate Angularity Apparatus

The Coarse Aggregate Angularity Apparatus measures the uncompacted void content of coarse aggregate.The testing apparatus is recommended to evaluate aggregates for Hot-Mix Asphalt (HMA) pavement. Gradation and void content data provide an indication of angularity, sphericity, and surface texture that can be related to permanent deformation and fatigue cracking of asphalt.

Soundness of Aggregates by Use of Sodium Sulfate or …

7.2 Fine Aggregate—Fine aggregate for the test shall be passed through a 9.5-mm ( ï⁄-in.) sieve. The sample shall be of such size that it will yield not less than 100 g of each of the following sizes, which shall be available in amounts of 5 % or more, expressed in terms of the following sieves: ..... Passing Sieve Retained on Sieve

Fine Aggregate Angularity Apparatus | Aggregate …

The Fine Aggregate Angularity Apparatus determines the uncompacted void content of fine aggregates to determine angularity and sphericity properties that affect workability of mix designs. Gilson offers two models for this popular test. Each sample is mixed with a spatula until homogeneous and transferred to the hopper while the discharge ...

Durability and Soundness

The final reported loss value (reported as a percentage of total aggregate mass) is a weighted average of the mass loss of each size range. Figure 2 shows the sulfate chemical bottles and basket used to suspend the aggregate in the sulfate solution. Figure 2: Aggregate basket surrounded by sulfate bottles. Approximate Test Time. About 5 days.

Standard Test Method for Density, Relative Density …

Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate ASTM C127 - 15 September 2015 Page 1 of 3 APPARATUS / SECTION 6 1. Balance / Clause 6.1 a. Sensitive, readable, and accurate to 0.05 % of the sample mass at any point

Aggregate Crushing Value Test

To find out how much resistance does the aggregate can withstand under the roller during construction. To determine the strength of coarse aggregate and suitability of the aggregate for construction. How to perform Aggregate …

Aggregates for concrete — Test methods for mechanical …

Grading of the aggregate mm Minimum mass of the test portiona kg All-in aggregate 40 max. size All-in aggregate 20 max. size Graded aggregate 40 to 5 Graded aggregate 20 to 5 Graded aggregate 14 to 5 60 45 40 25 15 a For normal density aggregates. NOTE In case of single size aggregates being supplied for the test, the minimum mass of the test ...

Specific Gravity of Aggregate Test Equipment

Gilson offers an extensive product line for Specific Gravity testing equipment of aggregates. Products include testing for void content, bulk density to proportioning.

Aggregate stability analysis | Eijkelkamp North America

Aggregate stability determines how resistant a soil structure is to mechanical or physico-chemical destructive forces, and how sensitive to water and wind erosion. It can be measured by sieving a soil sample and determining how quickly it falls apart, and how small the fractions are. ... Wet sieving apparatus. Determines the susceptibility to ...

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Understanding the Aggregate Soundness Test

Aggregate Sample Preparation. The preparation of aggregate samples for the aggregate soundness test entails a coarse aggregate wash, drying, and partitioning them into size fractions. The size range for coarse aggregate is larger than 4.75 mm, and a minimum of 100 grams is required for fine aggregate testing.

Aggregate Impact value Test Apparatus, …

The apparatus of the aggregate impact value test consists of: A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. The level and plane concrete floor …

Aggregate Testing Equipment

Gilson aggregate testing equipment measures and evaluates the physical characteristics of fine and coarse aggregates for asphalt and concrete mixes. Size, shape, density, and strength of …

LOS ANGELES ABRASION VALUE OF AGGREGATE

abrasion test is to find the percentage wear due to relative rubbing action between the aggregate and steel balls used as abrasive charge. 2.Apparatus Required Fig. 1: Balance Balance should be accurate upto 1 g Fig. 2: Sieves Sieves required are 80, 63, 50, 40, 25, 20, 12.5, 10, 6.3, 4.75 (as per gradation of aggregate) and 1.7 mm

New and Used Aggregate Equipment : Aggregate …

Aggregate Equipment Guide is the best source for news, how-to's and equipment for the Aggregate Industry. We list equipment in all the major aggregate categories including conveyors, feeders, stackers, crushers, magnets, …

Aggregate Texture and Shape, What You Should Know

Rounded aggregate can result in pavements prone to rutting and shoving under traffic loads. If the aggregate is too rounded, the shear strength of the matrix is reduced. The ASTM C1252 and AASHTO T 304 test procedures are performed using the uncomplicated fine aggregate angularity apparatus and are simple to perform. A prepared sample of fine ...

RELATIVE DENSITY AND ABSORPTION OF COARSE …

ASTM C127 (Concrete Aggregate) 6. Apparatus 6.1 Balance—A device for determining mass that is sensitive, readable, and accurate to 0.05 % of the sample mass at any point within the range used for this test, or 0.5 g, whichever is greater..... The balance shall be equipped with suitable apparatus for suspending the sample container in water

SPECIFIC GRAVITY OF COARSE AGGREGATE AASHTO …

Coarse Aggregate Gravity Apparatus A. Bulk Specific Gravity (Gsb) (also known as Bulk Dry Specific Gravity) The ratio of the weight in air of a unit volume of aggregate at a stated temperature to the weight in air of an equal volume of gas-free distilled water at a stated temperature (Figure

DETERMINATION OF AGGREGATE CRUSHING VALUE

APPARATUS The apparatus of the aggregate impact value test as per IS: 2386 (Part IV) – 1963 consists of: 7) A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. It is supported on level and plane concrete

SAMPLING OF AGGREGATES FOP FOR AASHTO T 2 …

T2_short_11.docx Aggregate 9- 1 Pub. October 2013 SAMPLING OF AGGREGATES FOP FOR AASHTO T 2 . Scope . This procedure covers sampling of coarse, fine, or a combination of coarse and fine aggregates (CA and FA) in accordance with AASHTO T 2-91. Sampling from conveyor belts, transport units, roadways, and stockpiles is covered. Apparatus

A new approach for calculating aggregate stability: Mean weight

Aggregate stability is a key feature for assessing soil structure and can provide information about the capacity of a soil to function. Aggregate stability is the result of complex interactions among physical, chemical, and biological processes in the soil (Tisdall and Oades, 1982, Diaz-Zorita et al., 2002, Márquez et al., 2004).Aggregate stability, which is affected …

Void Content Apparatus for Coarse Aggregate

the same grading. The test aggregate is allowed to free fall 115mm from the funnel bottom of a cylindrical hopper into a 154mm diameter by 160mm high cylindrical measure. Excess heaped aggregate is struck off using a bar, and the miss is measured. Uncompacted void content is computed as the difference between the

What is Specific Gravity of Aggregate?

Fine Aggregate Relative Density/Specific Gravity and Absorption. ASTM C128 and AASHTO T 84 tests determine specific gravity and absorption values for mineral aggregates passing a 4.75mm (№ 4) test sieve. ... Periodic checking …

Aggregate Impact value Test Apparatus, Procedure and uses

The apparatus of the aggregate impact value test consists of: A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. The level and plane concrete floor of a minimum of 45 cm thickness are used to support it. The base of the machine should also have provisions for fixing its ...

Equipment for Quarry & Aggregates |

Whether working in sand and gravel, crushed concrete, stone or any other aggregate material, you need equipment designed for your application. Large or small, support or production equipment, we offer an extensive product line to …

Aggregate Testing Equipment

Aggregate testing equipment includes sieves, sieve shakers, material sample splitters, abrasion and rock testing, moisture and specific gravity equipment.

1204.1 1204.2 APPARATUS A. Balance

1204 SPECIFIC GRAVITY & ABSORPTION of COARSE AGGREGATE AASHTO Designation T 85 (Mn/DOT Modified) 1204.1 GENERAL . This test method is intended for use in determining the bulk and apparent specific gravity, and absorption of coarse aggregates (retained on the 4.75mm [#4] sieve). 1204.2 APPARATUS

Specific Gravity and Water Absorption of Coarse Aggregate Lab …

The test specific gravity of coarse aggregate is used to calculate the specific gravity of a coarse aggregate sample. Specific gravity of coarse aggregate is determined by the ratio of weight of a given volume of aggregate sample to the weight of equal volume of water. This test is similar in nature to the specific gravity of fine aggregate test.

CE 202 Engineering Materials Lab (Lab Manual)

Apparatus. 8 3 Test for Direct Compressive Strength of Cement Mortar. 14 4 Sieve Analysis of Fine and Coarse Aggregate. 24 5 Specific Gravity (Relative Density) and Absorption Capacity of Fine Aggregate. 33 6 Specific Gravity and Absorption Capacity of Coarse Aggregate. 41 7 Unit Weight and Voids in Aggregate. 47

Determination of Sieve Analysis For Fine Aggregate

Sieve Analysis of Fine Aggregate As Per IS Code: Test Apparatus: Sieve analysis for fine aggregate requires the following test apparatus. I.S. Sieve (size 10mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 microns, 300 microns and 150 microns with lid and pan) Oven; Balance 0.01 g accuracy; Tray;

Aggregate Test List

Aggregate test is a process of performing certain tests on aggregates, as it is one of the main components of concrete. it is necessary to have certain checks for the physical properties, quality, and suitability of aggregates for specific applications in construction projects. Different types of Aggregate tests are conducted in the laboratory and field based on project …

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Shape tests of aggregate | PPT | Free Download

These are the flakiness index elongation index and angularity number, 1. Flakiness index Flakiness index of aggregate is the percentage by weight of aggregate particles the least dimension of which is less 0.6 of their mean dimension. The test is applicable to sizes larger than 6.3mm. Apparatus I. Thickness gauge II. IS sieves

Aggregate Testing Equipment | Material Test …

We offer specialized testing apparatus, such as cylindrical measures and sand and water absorption cones, designed to determine the bulk density, relative density, and voids of aggregates, which are crucial for quality and material …