Jul 31, 2016· Calculation of Fineness Modulus of Sand. Let us say the dry weight of sample = 1000gm After sieve analysis the values appeared are tabulated below. Therefore, fineness modulus of aggregate = (cumulative % retained) / 100 = (275/100) = 2.75 Fineness modulus of fine aggregate is 2.75. It means the average value of aggregate is in between the 2 nd ...

The fine aggregate is generally termed as sand composed of silicon dioxide in the form of quartz. The sand is further classified into 4 zones as per the material passing through IS sieves. The average particle size increases in moving from Zone 1 to Zone 4. Hence, the fineness modulus decreases.

If fineness modulus of sand is 2.5, it is graded as very fine sand fine sand medium sand coarse sand

Quartz Sand; Grading of Sand. ... The fineness modulus sand should be between 2 and 3. A smaller value of fineness modulus indicates the presence of finer particles and vice versa. If good sand is not available in the nearby of the site, the substitutes may be used as fine aggregate.

4.2.1 Properties of Quartz sand Specific gravity = 2.45 Water absorption = 1.98% Fineness modulus = 4.2. 4.2.2 Properties of fine and coarse aggregate Specific gravity of fine aggregate = 2.5 Specific gravity of coarse aggregate = 2.6 Water absorption for fine aggregate = 1% Water absorption for coarse aggregate = 0.6%

According to the fineness modulus (MX), the specifications of machine-made sand can be divided into 4 types: coarse, medium, fine and extra fine: 1. Coarse Sand: the fineness modulus is 3.7-3.1, and the content of particles larger than 0.5mm exceeds 50% of the total weight, and the average particle size is …

The fineness modulus of sand was 1.82, with 2.63 as the specific gravity. 2.2. Experimental Program 2.2.1. Mix Design ... as shown in Figure 12d, that the peak of quartz compound at 2- theta angle of 27.24° is lesser than the peak present in the sample cured at …

FINENESS MODULUS OF FINE AGGREGATE TXDOT DESIGNATION: TEX-402-A CONSTRUCTION DIVISION 1 – 2 LAST REVIEWED: SEPTEMBER 2014 Test Procedure for FINENESS MODULUS OF FINE AGGREGATE TxDOT Designation: Tex-402-A Effective Date: August 1999 1. SCOPE 1.1 This method determines the fineness modulus of concrete fine aggregate used in

1. Does the fineness modulus effect the mortar strength? 2. Does the percent of 200's in each sand with the same fineness modulus have an effect on the mortar strength? 3. Is the amount of water requi red to produce a constant flow related to the percent of 200's or the fineness modulus of the sand" -2-

Jun 07, 2021· Demonstrated that the rheological parameters of quartz sand grouting material and IOT grouting material were similar when the amount of cement paste both was optimum. In table 3, ... However, properties of IOT like fineness modulus, apparent density, water absorption, chemical composition and so on exhibit a particular gap due to mine types. ...

2020713 fineness modulus of fine aggregate is 275 it means the average value of aggregate is in between the 2 nd sieve and 3 rd sieve it means the average aggregate size is in between 03mm to 06mm as shown in below figure values of fineness modulus of sand fineness modulus of fine aggregate varies from 20 to 35mm more. View Details.

Fineness Modulus of Fine Aggregate. Fine aggregates is the sand used in mortars. The size of the fine aggregate is limited to maximum 4.75mm beyond which it is known as coarse aggregates. Fineness modulus is only a numerical index of fineness that gives some idea about the mean size of the articles in the entire body of concrete.

Jun 30, 2010· Finess Modulus is just a value (number) indicating the fineness or coarseness of the aggregate. So, a river sand (natural sand) will be in the range of2.5 or …

Fineness Modulus Of Quartz Sand . fineness modulus of aggregate – what why how - civilblog In Todays world Fineness modulus is not used for getting idea about fineness on material it is also omitted from IS Code More ever this value wont make any sense as it can get manipulated easily and it can show sand as fine but in reality its a coarse and vice a

Quartz " dune sand " with rolled grains, a rounded shape and smooth surfaces, it has a fineness modulus of 0.8, an apparent density of 1.46 g/cm maximum grain size of 0.63 mm. Table 2 summarises the chemical composition of TABLE2. Chemical composition of quartz "dune sand" For all mortar mixtures, the Sand to cement ratio weight.

The fineness modulus of aggregate is simply a measurement of the average size of the aggregate. It can be calculated with the help of different sizes of the sieve. Now, let us see some numerical Examples to calculate the fineness modulus of aggregate.

Sandstone sand crusher, its crushing performance requirements higher than limestone. In order to increase the rate of sandstone sand and keep good fineness modulus, in addition to consider a good basic properties of material lithology, reasonable process, reasonable equipment.

quartz sand 7# with 1.0 fineness modulus; manufactured sand 7# with 3.5 fineness modulus. Their clay lump content, silt content are less than 1%,apparent density are 2600±30kg/m3; 2.1.3. Admixture. Polycarboxylate superplasticizer was used, whose solid content of 25% and water-reducing rate of 28%.

40 - 90 min. The fine aggregate used was river quartz sand with a density of 5.218 g∙cm-3 and a fineness modulus of 2.6. The coarse aggregate was crushed limestone with a density of 6.093 g∙cm-3; the aggregate gradations are shown in Table 2. The workability was improved by adding a polycarboxylate superplasticiser, which also

From the gradation curve and size distribution, fineness modulus (FM) of IFS aggregate was found to be 7.19. A blend of fine aggregate (70% Qibla Bandi and 30% of Chenab river sand) having fineness modulus of 2.49 and Specific gravity of 2.68 was introduced in concrete mix design (Table1-B). As per ACI 211.4R-93 [30], a mixture of concrete has ...

Fineness Modulus refers to the fineness or coarseness of aggregate. This is the summation of cumulative percentage of materials retained on the standard sieves divided by 100. The classification of sand by its modulus of finesse is given on table 2. The Fineness Modulus (FM) has been determined according to the following equation (1) proposed ...

May 04, 2018· Natural sand: rock particle with the particle size < 5 mm, formed by natural conditions, and divided into river sand, sea sand, mountain sand according to its original place. The thickness of sand is divided into 4 levels on the basis of fineness modulus. Coarse sand: its fineness modulus is 3.7-3.1, the average particle size is over 0.5 mm.

Sand is a naturally occurring granular material composed of finely divided rock and mineral particles. It is defined by size, being finer than gravel and coarser than silt. The composition of Sand varies, depending on the local rock sources and conditions, but the most common constituent of Sand is silica (silicon dioxide, or SiO 2), usually in the form of quartz.

Fineness Modulus of Sand. Fineness modulus of aggregate is an index number which gives an idea about the finance of aggregate and is an approximate proportion of the average size of particle in the aggregate. It is found out by sieve analysis test of standard size in the laboratory. The thumb rule is lower the fineness modulus, particles are ...

Dec 15, 2020· The Fineness Modulus is an index number that indicates the mean size of the sand particle. It is calculated by the sieve analysis test with standard IS sieves. The fineness modulus of sand ranges from 2.2 to 3.2. The formula for its calculation is, Fineness modulus of Sand = (Cumulative % retained) / 100.

Jan 20, 2020· The sum of this cumulative percentage divided by 100 is the fineness modulus of the fine aggregate. The percentage by weight of the total fine aggregate passing through each of the sieves is calculated. These are plotted against the particle sizes using a …

Basalt rock is a common coarse aggregate with very high strength, and widely used in construction. Many researchers, recommended a coarse aggregate size smaller than 10 mm to improve the UHSC quality. In this study, the 7 mm basalt aggregate with a density of 2,940 kg/m 3 and the uniaxial compressive strength of 306 MPa was used. For fine aggregate, natural sand with a fineness …

Answer (1 of 6): How to distinguish coarse sand, medium sand and fine sand? According to the magnitude of the particle size, divide collected materials into coarse and fine style, and different functions of particle sizes are used different sizes. The boundary dimension of the coarse and fine co...

than river sand. The particle shape is cubical, which is almost closer to rounded river sand. Another issue associated with river sand is that of obtaining required grading with a fineness modulus (FM) of 2.4 to 3.1. Generally FM of 2.2 to 2.6, 2.6 to 2.9 and 2.9 to …

Fineness Modulus of Fine Aggregate: The sand fineness module (fine aggregate) is an index number describing the mean size of sand particles. By doing sieve analysis with normal sieves, it is measured.. The accumulated percentage kept on each sieve is applied and the sum of the fine aggregate is subdivided by 100. To find the fine aggregate fineness modulus, we require 4.75mm, 2.36mm, …

Fineness modulus of fine aggregate varies from 2.0 to 3.5mm. Fine aggregate having fineness modulus more than 3.2 should not considered as fine aggregate. Various values of fineness modulus for different sands are detailed below. Type of sand Fineness modulus range Fine sand 2.2 – 2.6 Medium sand 2.6 – 2.9 Coarse sand 2.9 – 3.2

Jan 01, 1994· The Importance of Fineness Modulus. In 1925, Duff Abrams introduced the concept of fineness modulus (FM) for estimating the proportions of fine and course aggregates in concrete mixtures. The premise: "aggregate of the same fineness modulus will require the same quantity of water to produce a mix of the same consistnecy and give a concrete of ...

Mar 01, 2021· Fine aggregate is quartz sand with specific gravity of 2.58, particle size varied from 150 µm to 600 µm, and fineness modulus of 2.25. Quartz powder with specific gravity 2.65, particle size varied from 10 µm to 45 µm, and fineness modulus of 2.8 is used as a micro filler to enhance the particle packing of the microstructure.

4 Fineness Quartz Sand Specific gravity 2.45 modulus 4.2 Water absorption 1.98 1.2 Mix proportion The very first step to assure the flow requirement of SCC is to determine the optimum dosage of quartz sand and recron fiber. Various mixes were prepared and tested to satisfy the EFNARC guidelines. Finally, a mix is chosen which gave

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