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##### Properties of Aggregates

Specific Gravity The ratio of weight of oven dried aggregates maintained for 24 hours at a temperature of 100 to 1100C, to the weight of equal volume of water displaced by saturated dry surface aggregate is known as specific gravity of aggregat Specific gravities are primarily of two typ Apparent specific gravity; Bulk specific gravity...

##### Specific Gravity Of Dry Aggregate

Specific Gravity of Fine AggregateTest on Aggregat Procedure for the determination of specific gravity of fine aggregate Clean the pycnometer dry it Find the weight of the pycnometer Take about 200gm of coarse aggregate sample in the the pycnometer Note the weight W2 Fill the remaining...

##### Density of Aggregate

For aggregates, density is determined by multiplying the relative density (specific gravity) of the aggregate times the density of water Bulk Density of Aggregate [1] The bulk density or unit weight of an aggregate is the mass or weight of the aggregate that required ,...

##### What is the specific gravity of fine aggregate?

Mar 24, 2018· The specific gravity of soil grain is the mass ratio of the volume of dry soil in the pressure of air to the mass of the water of equal volume Water is taken to be reference with a specific gravity of 1g/cm^3 The specific gravity of soil sample ....

##### Fundamentals of Concrete

specific gravity of material x unit weight of water For example, the specific gravity of a dry coarse aggregate (Gs) is 265 The unit weight of water is 624-lb/cu ft The absolute volume of a 90-lb sample of the aggregate is: Absolute Volume = 90 lb / (265 x 624 lb/cu ft) = 0544 cu ft...

##### Coarse Aggregate Specific Gravity

1 SPECIFIC GRAVITY OF COARSE AGGREGATE AASHTO T 85 GLOSSARY Absorption: The increase in weight due to water contained in the pores of the material Bulk Specific Gravity (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...

##### Specific Gravity of Fine Aggregate

Procedure for the determination of specific gravity of fine aggregate Clean the pycnometer, dry it, Find the weight of the pycnometer Take about 200gm of coarse aggregate sample in the pycnometerWeight the pycnometer, Note the weight W2; Fill the remaining ,...

##### SPECIFIC GRAVITY OF AGGREGATE

SPECIFIC GRAVITY OF AGGREGATE 1 Objective Specific Gravity is defined as the ratio of Weight of Aggregate to the Weight of equal Volume of water The specific gravity of an aggregate is considered to be a measure of strength or quality of the material Aggregates having low specific gravity are generally weaker than those with high specific ....

##### Bulk Specific Gravity Calculator

Bulk specific gravity of aggregates can be defined as the ratio of oven-dry weight of the aggregate to the bulk volume of the aggregate particl It is the ratio of mass of the substance at the stated temperature to the mass of the volume of the distilled water at the specified temperature...

##### Bulk Specific Gravity

595 Bulk Specific Gravity The bulk specific gravity is the ratio of the weight of a given volume of aggregate, including the permeable and impermeable voids in the particles, to the weight of an equal volume of water (Kandhal et al, 2000; Prowell and Baker, 2004; Sholar et al, 2005) Bulk specific gravity of aggregate is important ....

##### Exp 6 Relative Density & Water Absorption

Dry the test sample in the oven to constant mass at a temperature of 110±5 °C, cool in air at room temperature 1 to 3 h, or until the aggregate has cooled to a temperature that is comfortable to handle (approximately 50 °C), and determine the mass in order to calculate the oven specific gravity of ,...

##### AASHTO T 84

Dec 18, 2018· This video provides a summary of test method procedur For more information on this method, including calculations, please visit the CTTP online training m....

##### IS 2386

21 Object-i This test covers the procedures for determining the specific gravity, apparent specific gravity and water absorption of aggregat Nor~ 1 -Threl main methods are specified for use according to whc&r he &e of the aggregate is large than 10 mm ( Method I ) between 40 mm...