density of coarse aggregate

Density of Aggregate - Bulk and Relative Density - Civil ...

Most aggregates have a relative density between 2.4-2.9 with a corresponding particle (mass) density of 2400-2900 kg/m 3 (150-181 lb/ft 3). Here, for coarse aggregates, the standard test method has been explained in ASTM C 127(AASHTO) and for fine aggregates, the standard test method has been explained in ASTM C 128 (AASHTO).


Relative Density (Specific Gravity) and Absorption of ...

This test method covers the determination of relative density (specific gravity) and the absorption of coarse aggregates. The relative density (specific gravity), a dimensionless quantity, is expressed as oven-dry (OD), saturated-surface-dry (SSD), or as apparent relative density (apparent specific gravity). The OD relative density is determined after drying the aggregate.


Materials | Free Full-Text | Mechanical and Electrical ...

This is because lightweight coarse aggregates have a lower density than coarse aggregates, contain numerous pores, and exhibit low strength resistance [16,47]. Hong et al. [ 15 ] reported that the compressive strength decreased by approximately 7% or higher when the coarse aggregate was wholly replaced with a lightweight coarse aggregate, and ...


ASTM C127 - 15 Standard Test Method for Relative Density ...

5.2 Relative density is used to calculate the volume occupied by the aggregate in various mixtures containing aggregate, including hydraulic cement concrete, bituminous concrete, and other mixtures that are proportioned or analyzed on an absolute volume basis. Relative density (specific gravity) is also used in the computation of voids in aggregate in Test Method C29/C29M.


Relative Density (Specific Gravity) and Absorption of ...

This test method covers the determination of relative density (specific gravity) and the absorption of coarse aggregate. The relative density (specific gravity), a dimensionless quantity, is expressed as oven-dry (OD), saturated-surface-dry (SSD), or as relative density (apparent specific gravity). The OD relative density is determined after drying the aggregate.


What Is Coarse Aggregate | Properties Of Coarse Aggregate ...

Coarse Aggregate Meaning. Aggregate which has a size bigger than 4.75 mm or which retrained on 4.75 mm IS Sieve are known as Coarse aggregate.. Origin Of Aggregates. The aggregates are generally acquired by blasting in stone quarries or breaking them by hand or by crusher machines.. The aggregates manufactured by machine-crushed consist of stones of various sizes …


METHOD OF TEST FOR RELATIVE DENSITY AND ABSORPTION …

5.4.1 Determine the density of the coarse aggregate extracted from the RAP using duplicate samples. Calculate the density of the coarse aggregate in the asphalt mixture by using a calculation based on the density of the coarse aggregate determined following 5.1 or 5.2 and the density of the RAP coarse aggregate.


(PDF) Bulk Density of Coarse Aggregate Level 0 | Ayong ...

ANSWER 2. Calculate bulk density using the formula given. 3. Calculate percentage of void using the formula given. 4. Compare the result of each weight. 4.2 Conclusion Relation of coarse aggregate between low or high bulk density with weight and pore/void in concrete.


Suggested Compaction Standards for Crushed Aggregate ...

the maximum field density of the material relative to the percentage of coarse aggregate present. The results indicate that for mixtures containing coarse aggregate, a number of laboratory test methods, including AASHO Method T-99, Alternates C and D, fail to produce densities nearly as high as the den­ sities readily attainable in the field.


Aggregates for Concrete - MERT YÜCEL YARDIMCI

For coarse aggregate; coarse aggregate sample size (in kg) ≥ 2 x D max (in mm) Acc. to Turkish standard: M = 6√D maxρ b ρ b: loose bulk density (t/m3) M: mass of sample (kg), D max: max. agg. size


Standard Test Method for The Determination of Bulk Density ...

The bulk density is more in compacted state as compared to the loose which shows that the bulk density greatly depends on the degree of compaction or how densely it is packed.; Usually increase in bulk density should be above 15% for coarse aggregate and should be below 15% for fine aggregate, But in our results it is 11.20% for fine aggregate and 11.48% for coarse aggregate.


Bulk density and bulking of fine and coarse aggregate

1. Subject: Concrete technology (3350602) Topic: Bulk density and bulking of fine and coarse aggregate. Prepared by :Bhavesh Hathila 2. Index 1. Introduction 2. Bulk density 3. Bulking of fine aggregate 3. The bulk density or unit weight of an aggregate is defined as mass of the aggregate per unit volume .it is expressed in kg/liter.


PROPERTIES OF RECYCLED AGGREGATE CONCRETE

2.4. Bulk density of aggregate The bulk density of the recycled aggregate, due to a higher porosity of mortar layer, has a lower value than the bulk density of natural aggregates and their mutual difference decreases if recycling is con-ducted by an advanced technology, which can remo-ve a significant portion of the old cement mortar.


Density of Cement, Sand and Aggregate, Bulk Density of ...

Essential Points. Most of the aggregates possess a relative density within 2.4 – 2.9 with a similar particle density about 2400-2900 Kg/m 3 (150-181 lb/ft 3).; Hereabouts, for coarse aggregates, the standard test process has been described in ASTM C 127(AASHTO), and for fine aggregates, the standard test practice has been described in ASTM C 128 (AASHTO).


IS 383 (1970): Specification for Coarse and Fine ...

2.1.2 Crushed Stone Sand - Fine aggregate produced by crushing hard stone. 2.1.3 Crushed Grace1 Sand - line 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


Physiochemical characterization of coarse aggregates in ...

C127 – Standard Test Method for Density, Relative Density(specific Gravity), and Adsorption of Coarse Aggregate American Society for Testing and Materials, West Conshohocken, PA, USA ( 2012 ) Google Scholar


SPECIFICATION P–208. AGGREGATE BASE COURSE

Crushed coarse aggregate shall not have more than 50 percent wear at 500 revolutions as determined by ASTM C 131. When the fraction of the aggregates retained on the No. 4 mesh (4.75 mm) sieve is subjected to five cycles of the sodium sulfate soundness test (ASTM C 88), the


What is the density of a coarse aggregate? - Quora

Answer (1 of 2): thanks for ask bro… Coarse Aggregate in general should consist of natural occurring stones (crushed, uncrushed or broken), riverbed single or pit gravel. It should be hard, strong, dense, durable, and clean. It must be free from veins, adherent coatings and injurious amounts of ...


Specific Gravity of Coarse Aggregates: Its Importance ...

As per the definition given in the 'IS: 2386 (Part III) – 1963', (Indian Standard- Methods of Test for Aggregates for Concrete – Specific Gravity, Density, Voids, Absorption and Bulking), the specific gravity of coarse aggregates is the weight of the aggregates dried to constant weight in an oven at 100°C divided by its absolute volume including the natural voids within the aggregate ...


Density of Coarse Aggregate - GharExpert.com

Density of coarse Aggregate. Following are the density of coarse aggregate. Broken stone ballast. Dry well shaken=1600—1870 kg/cum. Perfectly wet =1920—2240 kg/cum. Shingles 3-38mm=1460 kg/cum. Gravel. Loose = 1600 kg/ cum. Un disturbed =1920-2160 kg/cum.


Density of Cement Sand and Aggregate | Cement Density ...

The density of coarse aggregate used in concrete lies between 2.4 – 2.9 with a similar particle density about 2400-2900 Kg/m 3 (150-181 lb/ft 3). What Is the Density of Fine Sand? The density of sand (fine aggregate) is ranging between 1450 – 2082 kg/m 3 depending on different conditions like wet, dry, loose, dry-packed, and wet packed.


14 Properties Of Aggregates And Its Importance! [Civil ...

The bulking of sand is in the range between 20% to 30% and for the coarse aggregate is minimal. Bulk density is the ratio between the dry weight of the aggregates to the saturated weight of aggregates in kg/litre. The bulk density of aggregates is dependent on the compaction and grading of aggregates in concrete. 3. Voids


IS 2386-3 (1963): Methods of test for aggregates for ...

Is:2386(PartIll)-1963 2.2 Method I - Aggregate Larger than 10 mm 2.2.1 4 b! 4 4 4 f > g> Apparatus - The apparatus shall consist of the following: Balance -A balance or scale of capacity not less than 3 kg, readable and accurate to O-5 g and of such a type and shape as


Density Of 12Mm Aggregate

Density Of 12mm Aggregate - claudia-maria-wortschatz.de. Density Of Coarse Aggregate 10Mm. Density of 12mm aggregate density of aggregate 20mm in usa apr 02 2013 bulk density of 10 mm aggregate what is bulk density of 20 mm aggregate kg density of 6mm to 12mm gravel more density of coarse aggregate vibrating sieve separator.


Classification of Aggregates as per Size and Shape -Coarse ...

Coarse Aggregate When the aggregate is sieved through 4.75mm sieve, the aggregate retained is called coarse aggregate. Gravel, cobble and boulders come under this category. The maximum size aggregate used may be dependent upon some conditions.


Aggregates for Concrete

sieve is called "fine aggregate" or "sand," and larger aggregate is called "coarse aggregate." Coarse aggregate may be available in several different size groups, such as 19 to 4.75 mm (3/4 in. to No. 4), or 37.5 to 19 mm (1-1/2 to 3/4 in.). ASTM C 33 ("Standard Specifications for Concrete Aggre-


Exp 5 Bulk Density - Civil Engineers PK

Bulk density is the weight of soil for a given volume. It is used to measure compaction. In general, the greater the density, the less pore space for water movement, root growth and penetration, an seedling germination. Facts About Bulk Density. Bulk-density depends upon how densely the …


Density Of Cement Sand and Aggregate in Kg/M3 | Building ...

Density Of Cement Sand and Aggregate in Kg/M3 Density Of Cement in Kg/M3 Cement is a white powdery substance that is used as a binder, a substance that connects and hardens other materials, in construction. It aids in the building of concrete, mortar, and stucco. Cement is made by crushing stone, lime, and clay and then heating it to nearly 1000 degrees Fahrenheit.


Coarse Aggregate: Definition & Density - Video & Lesson ...

The relative density is a ratio that describes the density of the aggregate relative to the density of water. A typical range for natural coarse aggregate is 2.4 to 2.9, meaning that the coarse ...


Density of aggregate? - Answers

The density varies (from about 0.25 t/cu m to 2.4 t/cu m, and beyond) with type and constituency of the aggregate: The most commonly used aggregates have a …


Exp 6 Relative Density & Water Absorption - Civil Engineers PK

In this test method we determine the relative density (i.e. specific gravity) and the water absorption of the coarse aggregates. 1- The knowledge of the specific gravity is important for the concrete technologist to determine the properties of concrete made from such aggregates. 2- It is used for the calculation of the volume occupied by the ...


Bulk density of coarse aggregate of the mixtures ...

Fig. 3 and Fig. 4 show, respectively, the bulk density of coarse and fine aggregate for the mixtures. As can be seen, the density of coarse and fine aggregate decreases with increasing the ...