The current ASTM standard for measuring cement density is the Test Method for Density of Hydraulic Cements ASTM C188 14 which utilizes a liquid displacement method to measure the volume of the cement This paper will examine advantageous modifications of the current ASTM test by alcohol substitutions for kerosene
Get PriceIn addition steel slag can be used to manufacture cement based composites The addition of steel slag powder can improve the wet packing density of concrete [19 20] Teng et al studied the effect of steel slag powder on cementitious materials mechanical and durability properties The results showed that the steel slag significantly
Get Price20491 2024 the specific surface 2area of steel slag powder should not be less than 400 m ·kg 1 The steel slag powders of 2the specific surface areas of 400 m ·kg 1 430 m2·kg 1 460 m2·kg 1 were selected for the tests The slag and steel slag were evenly mixed with mineral powder in the ratio of 1 1 Then
Get Price2 Materials and methods 2 1 Materials and mixture proportion The mixture proportions including materials used in this study are listed in Table 1 Cement and alkali activated GGBS were used as the binding materials A powder type of alkali activator composed of calcium hydroxide and sodium sulfate was used
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Get PriceTest Method for Density Absorption and Voids in Hardened Concrete inproceedings{TestMF title={Test Method for Density Absorption and Voids in Hardened Concrete} author={} } and slag in the form of alkali activated slag RM AASR as a useful … Expand 9 Highly Influenced View 12 excerpts cites methods; Save Behavior of green
Get PriceGB/T 33813 2024 GBT 33813 2024 National Steel Standardization Technical Committee SAC/TC 183 This standard specifies terms and definitions for refining slag powder in cement and concrete components and materials technical requirements test methods inspection rules packaging marking transport and storage
Get PriceFeb 23 2022The first method is the traditional mixing process which involves addition of slag directly with other concrete proportions such as cement sand water coarse aggregate and fine aggregate The second method is the novel mixing methodology which involves immersion of slag in water before combining with the other concrete constituents
Get PriceProcedure to measure the fluidity of slag paste is described as follows First seal the bottom hole of cylindrical funnel and put 120 mL slag paste sample into it this step should be finished in 20 s Then shake cylindrical funnel lightly and keep it still for 5 s ensuring that bubbles in slag paste spill out
Get PriceThe conditioning cycles on the PFA facilitate a reproducible density measurement by treating each powder sample in a repeatable and systematic way prior to each test At the time of the conditioning process filling stresses and variances in filling methods are eliminated by directing the blade to slice/aerate lift via the sample
Get PriceChart 4 graphically represents the density of optimum egg shell concrete with fly ash variation It is observed that density increases after addition of fly ash to optimum egg shell powder concrete in reverse order compared to egg shell powder concrete Density of Egg Shell Concrete 22 5 22 % Variation Density KN/m3 23 99 24 25 24 13 KN
Get PriceSeveral by products such as fly ash slag The powder content of the control mixture meets the recommended value by EFNARC specifications The cement is partially replaced by the CWP in 20 40 and 60% by weight Standard Test Method for Density Absorption and Voids in Hardened Concrete West Conshohocken Pennsylvania ASTM
Get Price12% boiler Slag and sample G 10% PSAC 10% Boiler Slag These composites were tested using wear test ASTM G99 95 2024 The composites were also tested for hardness density porosity and microscopic test Based on the wear test is found that PSAC and Boiler Slag enforcement influence the wear rate of the aluminum composite produced
Get PriceThis document shows all materials specifications practices and test methods that have been published as part of the AASHTO Standard M 3 Broken Slag for Waterbound Base Course Crushed Slag for Waterbound Base Course 1924 Discontinued 1938 M 4 Broken Stone for Bituminous Base Course
Get PriceC39 / C39M 21 Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens This test method covers determination of compressive strength of cylindrical concrete specimens such as molded cylinders and drilled cores It is limited to concrete having a density in excess of 800 kg/m3 [50lb/ft3]
Get Pricespan Compared to P powder the particle size of A powder is more dispersed the mount of fine powders is much more and is much finer than the P powder as a whole Table 2 Test results of powder particle size distribution Powder Dv 10 μm Dv 50 μm Dv 90 μm P powder 42 596 59 955 84 020 A powder 11 648 33 641 73 613
Get PriceDEM DISCTERE ELEMENT METHOD A discrete element method DEM also called a distinct element method is any of family of numerical methods for computing the motion and effect of a large number of small particles Though DEM is very closely related to molecular dynamics the method is generally distinguished by its inclusion
Get PriceGGBS Ground Granulated Blast furnace Slag is a cementitious material whose main use is in concrete and is a by product from the blast furnaces used to make iron Blast furnaces operate at temperatures of about 1 500°C and are fed with a carefully controlled mixture of iron ore coke and limestone The iron ore is reduced to iron and the
Get PriceThe density of the slags can be estimated using thermodynamic models However considering the density of the liquid slag only slightly dependent on the structure then one can use a simpler model to calculate its density in the liquid state In this case molar volume V and molecular weight M of the mould powder are computed through Eq 11
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Get PriceB Ground Granulated Blast Furnace Slag GGBS Ground Granulated Blast Furnace Slag conforming to IS 12089 1987 with specific gravity of GGBS is about 2 76 was used for the study Chemical composition of GGBS used is listed in table below Chemical composition of GGBS C Coarse aggregate
Get PriceThe flow ability of Self Compacting Concrete is the result of high water to powder ratio and maximum size of aggregate is restricted up to 10 16 mm Use of Viscosity Modifying Agent & Superplasticizer results high flow with good bonding between powder material aggregate and water we performed Density test on hardened concrete which also
Get PriceLiu used steel slag blast furnace slag fly ash and gypsum to prepare solid waste cementitious materials and steel slag granular powder was used as an aggregate to prepare steel slag based eco unburned permeable bricks Test Method for Bulk Density Water Content and Water Absorption of Aerated Concrete; Architecture and Building Press
Get Price4 1 1 Sludge characterisation 1 1 Origin of the sludge During the course of the water treatment products coming from the pollution are extracted while the treated water is released in the environment
Get PriceThis standard covers test methods for density and water absorption of slag fine aggregate for concrete for which judgment of saturated surface dry condition is expected to be difficult by the method using a flow cone described in JIS A 1109 Remark Slag aggregates for concrete such as blast furnace slag fine aggregate ferronickel slag fine
Get PriceYou can scroll through the entire list or start typing the name of a compound in the search field all materials containing those characters will be displayed Bulk Material Bulk Density lb/ft 3 g/cm 3 Acetaminohen Powder Unmilled 43 0 688794 Acetylene Black 100% Compressed
Get PriceThe maximum dry density is determined by the vibration hammer method and the minimum dry density is determined by the funnel and cylinder method The maximum dry density and the minimum dry density of the steel slag were respectively 2 58 g/cm 3 and 1 96 g/cm 3 Samples were prepared according to the standard for the soil test method
Get PriceThe importance of Ground Granulated Blast Furnace Slag GGBS lies in its greener way to become a substitute in concrete material This granulated slag is then dried and ground to a fine powder It is also knows as slag cement because it has similar properties as cement clinker Bulk density 1200 Kg/m 3 and fineness 350 m 2 /Kg
Get PriceThe Charpy V Notch test or Charpy Impact Test measures a material s ability to absorb energy or impact within a given temperature range The test gets its name from Georges Charpy who first standardized impact testing Brittle materials can absorb less impact before fracturing and colder temperatures increase brittleness
Get PriceThe steel slag powder had a Blaine of approximately 4893 cm 2 /g and it was obtained by pulverizing steel slag aggregate using ball mill equipment ASTM C567 Standard Test Method for Determining Density of Structural Lightweight Concrete; ASTM International West Conshohocken PA USA 2024
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