fineness of the material As per the ASTM C33 specif ication 30 the fineness of fine aggregate needs to be in the range of 2 3 to 3 1 Based on the fineness modulus of fine aggregate sand can be categorized as fine sand 2 2 to 2 6 medium sand 2 6 to 2 9 or coarse sand 2 9 to 3 2 as per the

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 3 2 indicates that the sand is fine medium and coarse confirming to grading zones ranging from IV to I IS383 It has been verified and found at various locations

Jul 06 2015 · Add the cumulative weight of aggregate retained and divide the sum by 100 This value is termed as fineness modulus Compare the test value with the values given in the following table and you can get an idea about how coarse or fine the sand is Only sand between FM 2 6 to 2 9 is considered suitable for nominal mix proportion

Abstract The effects of various fineness moduli FM of fine aggregate on the engineering properties of high performance concrete HPC were studied Two kinds of coarse aggregates stiff and soft and three kinds of fine aggregates FM 3 24 2 73 and 2 18 were used The results indicate that the slump and flowability for all fresh concrete in this study right after mixing are between 265

sand specific gravity 2 51 fineness modulus 2 94 used in the A series mixes in this experiment was stored in the laboratory The particle distribution curves are shown in Fig 1 Crushed granite specific gravity 2 70 of nominal maximum size 19 mm was used as coarse aggregate The fine

The fineness of the sand plays an important role in the finishability of the concrete mix and even small changes in fineness can affect finishing The fineness modulus is a single parameter that describes the grading curve and can be useful in checking the uniformity of grading

verified that higher fineness modulus of sand would yield better performance for the concrete but so far there have been scarce amount of paper reported on the mix design method adopting high fineness modulus of sand Approach This study discussed the revolution of design mix proportion towards

In the present investigations the effect of Fineness Modulus of sand has been investigated The Fine aggregate Sand taken is Yamuna river sand and coarse aggregate taken is Dolomite limestone in crushed form It has been sorted in several categories starting the Fineness Modulus FM of sand

Fineness modulus of sand fine aggregate is an index number which represents the mean size of the particles in sand It is calculated by performing sieve analysis with standard sieves The cumulative percentage retained on each sieve is added and subtracted by 100 gives the value of fineness modulus

14 3 3 Fineness Modulus Fineness Modulus FM is used in determining the degree of uniformity of the aggregate gradation It is an empirical number relating to the fineness of the aggregate The higher the FM is the coarser the aggregate is Fineness Modulus is defined as the sum of the cumulative percentages retained on specified sieves

To find fineness modulus of coarse aggregate we need sieve sizes of 80mm 40mm 20mm 10mm 4 75mm 2 36mm 1 18mm 0 6mm 0 3mm and 0 15mm Fineness modulus is the number at which the average size of particle is known when we counted from lower order sieve size to higher order sieve

Engineering Classification of Shari Ghat River Index Terms River Bed Sand Fineness Modulus FM Sieve Analysis of Sand Sieve analysis is Get Price And Support Online Fineness Modulus of Sand Fine Aggregate and sieve Fineness modulus of sand fine aggregate is an index number which represents the mean size of the particles in sand

TESTS ON MATERIALS USED IN THE EXPERIMENTAL PROGRAMME 121 3 3 3 Fineness Modulus of Fine Aggregates 124 3 4 Coarse Aggregate 125 3 3 Fine aggregate The sand which is used in this investigation is confirming to grading zone II of

The fineness of the sand plays an important role in the finishability of the concrete mix and even small changes in fineness can affect finishing The fineness modulus is a single parameter that describes the grading curve and can be useful in checking the uniformity of grading

Oct 18 2011 · Fineness modulus defines the size of the of the aggregates on concrete mix design There area some limits on it though If you have high modulus of fineness the

The fineness modulus is computed from screen analysis data by adding the cumulative percentages of aggregate retained on each of a specified series of sieves and dividing the sum by 100 The sieves used for determining the fineness modulus are No 100 150 µm No 50 300 µm No 30 600 µm No 16 1 18 mm No 8 2 36 mm No 4 4

B Fine Aggregate In the current study M sand is used as fine aggregate The properties of fine aggregate are shown in Table II TABLE II PROPERTIES OF FINE AGGREGATE Sl No Properties Magnitude 1 Specific gravity 2 56 2 Bulk density kg m3 1830 3 Porosity 29 67 5 Grading zone Zone II 6 Fineness modulus 3 13 7 Water absorption 10

The Fineness Modulus FM Fine aggregates range from a FM of 2 00 to 4 00 and coarse aggregates smaller than 38 1 mm range from 6 75 to 8 00 Combinations of fine and coarse aggregates have intermediate values Fineness modulus of combined aggregates

This specification covers fine aggregate for use in bituminous paving mixtures The aggregate shall be sampled to meet the requirements prescribed Grading fineness modulus and plasticity index shall be tested to meet the requirements prescribed This abstract is a brief summary of the referenced standard

Fine aggregate may be sampled with a sampling tube approximately 1 ¼ inches 30 mm in diameter and 6 feet 1 8 meters in length Or if sampling a stockpile of sand or fine aggregate it is usually necessary to remove the dry layers where the segregation occurs and sample the damp material below

Fineness Modulus for Sand · PDF Sieve analysis and Fineness modulus of Sand of the given fine aggregate and to determine the fineness modulus the Get Price And Support Online CHAPTER 2 SIEVE ANALYSIS AND FINENESS

strengths and alkali silica reactivity of fine aggregate for Iowa portland cement concrete pee pavements Sands were obtained from 30 sources representative of fine aggregate across Iowa The gradation fineness modulus and mortar strengths were

Fineness modulus of fine sand pdf india Read More Slno fineness modulus nature of sand 1 22 26 fine sand 2 26 29 medium sand 3 29 32 coarse sand sand having a fineness modulus more than 32 will be unsuitable for making satisfactory concrete the fineness modulus values obtained for sand

The fineness modulus of samples taken from proposed sources must be a minimum 2 50 and a maximum 3 10 when tested in accordance withAASHTO M 6 Fine aggregate from a source with a fineness modulus variation greater than ± 0 20 from the design fineness modulus of the sample may require a concrete mix redesign Applying the 0 20

SIEVE ANALYSIS AND FINENESS MODULUS Sampling Since the reason for sampling aggregates is to determine the gradation particle size of the aggregate it is necessary that they be sampled correctly The results of testing will re ect the condition and characteristics of the

Table 3 Summary of optimized fineness modulus Sand Type Original Fineness Modulus Optimized Fineness Modulus S 1 1 45 2 62 S 2 1 04 2 36 S 3 0 69 2 31 S 4 0 7 2 35 S 5 1 47 2 32 S 7 1 94 2 58 Fig 4 Comparison of optimized gradation curves with ASTM limits 6

Follow the steps shown below to blend aggregate using fineness modulus value Step by Step Guide for Blending Aggregates Using Fineness Modulus Value Step 1 Calculate Fineness Modulus of Fine Aggregate Sieve the fine aggregate using sieves ranging from 80 mm to 150 micron Calculate the cumulative percentage of retained aggregate on each sieve

Suitability of Quarry Dust as Partial Replacement Material for Sand in Concrete absorption and fineness modulus Besides the 28th day compressive strength of concrete specimens in which

THE DETERMINATION OF THE FINENESS MODULUS OF FINE AGGREGATES SCOPE The fineness modulus is a measure of the average grain size of a fine aggregate and is computed by adding the cumulative percentages retained on the sieves mentioned in paragraph 3 and dividing the sum by 100 2 APPARATUS The same as for Method B4 3 METHOD

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 evaluation of natural and manufactured sands for portland cement concrete 1 2 The values given in parentheses if provided are not standard and may not be exact

Fineness modulus Summation of cumulative of weight retained up to 150 microns 100 Fineness modulus 240 100 Fineness modulus 2 4 So in our case it is Fine Sand Value of fineness Modulus of Sand

2 METHOD OF CALCULATION OF THE FINENESS MODULUS OF AGGREGATE Fineness Coarse aggregate Fineness 9 100 156 900 156 Modulus 100 100 7 44 Combined Coarse and Fine 65 35 Modulus Fineness 9 100 302 900 302 Modulus 100 100 5 98 5 Significance and Use A method of selecting mixture proportions

Sep 01 2014 · 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 versa

aggregate the fineness modulus of the material was also determined to identify the coarseness or fineness of the material As per the ASTM C33 specif ication 30 the fineness of fine aggregate needs to be in the range of 2 3 to 3 1 Based on the fineness modulus of fine aggregate sand can be

THE DETERMINATION OF THE FINENESS MODULUS OF FINE AGGREGATES SCOPE The fineness modulus is a measure of the average grain size of a fine aggregate and is computed by adding the cumulative percentages retained on the sieves mentioned in paragraph 3 and dividing the sum by 100

Abstract The effects of various fineness moduli FM of fine aggregate on the engineering properties of high performance concrete HPC were studied Two kinds of coarse aggregates stiff and soft and three kinds of fine aggregates FM 3 24 2 73 and 2 18 were used The results indicate that the slump and flowability for all fresh concrete in this study right after mixing are between 265

S I No 354 of 1949 STANDARD SPECIFICATION COARSE AND FINE AGGREGATES FROM NATURAL SOURCES FOR CONCRETE ORDER 1949 I DANIEL MORRISSEY Minister for Industry and Commerce in exercise of the power conferred on me by subsection 3 of section 20 of the Industrial Research and Standards Act 1946 No 25 of 1946 hereby order as follows 1

Fineness modulus by weight 3 03 fineness modulus by volume 3 23 A fineness modulus of 3 23 by volume as shown in Table 3 1 indicates a considerably By combining size fractions or by replacing some or the entire fine fraction with normalweight sand

FINENESS MODULUS The fineness modulus is an indicator of the fineness of an aggregate and is most used for evaluating fine aggregates The higher the number the coarser the aggregate The fineness modulus is computed by adding the cumulative

Fineness of cement pdf August 1999 1 SCOPE 11 This method determines the fineness modulus of concrete fine aggregate used in evaluation of natural and manufactured sands for portland cement concrete 12 The values given in parentheses if provided are not standard and may not be exact pembekal powder grinder di malaysia sand xxnx

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