disadvantages in ggbs concrete ppt

ggbs concrete disadvantages - Silica Fume for Sale ...

Disadvantages In Ggbs Concrete Ppt. Use of GGBS in concrete is recognized by LEED . Ground granulated blast furnace slag (GGBS) is by-product from the

What is GGBS? Its Advantages and Disadvantages ...

Oct 02, 2020 · What is Ground Granulated Blast Furnace Slag (GGBS)? The ground granulated blast furnace slag (GGBS) is a by-product of iron manufacturing which

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Nov 01, 2014 · Water in GGBS concrete takes slightly longer to combine chemically to form hydration products, thus making GGBS concrete a little more sensitive to poor curing. For GGBS contents of up to 60%, curing periods as recommended in IS 326

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Mar 14, 2016 · GGBS PPT 1. EFFECTS OF GGBS ON GEOTECHNICAL PROPERTIES OF BLACK COTTON SOIL Under the guidance of Shri. B.M. Gudadappanavar Assistant Professor DEPARTMENT OF CIVIL ENGINEERING PRESENTED BY: ABHIJEET KUMAR SINGH 2SD11CV001 AQUIB NASIR RAZI 2SD11CV009 DIBYAJYOTI SARMA 2SD11CV020 KAMLESH KUMAR 2SD11CV031 8th

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Answer (1 of 2): If steel manufacturing isn’t local the cost goes up due to transportation costs. In order to get most of the corrosion resistance from GGBS the ratio reduces the 28 day and ultimate strength of the concrete. But this almost always is quite a bit higher than similar concrete with...

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decreased initial compressive and tensile strength compared to OPC concrete. However, by 14 days, the grade 120 slag cement concrete strength equaled or surpassed that of OPC concrete. Compared to OPC concrete, the time to reach 3000psi traffic opening strength was delayed by 1 to 2 days for 30% replacement and by 3 to 4 days for 50% replacement.

disadvantages of concrete mix design

Disadvantages In Ggbs Concrete Ppt Nominal mixtures of fixed cement- aggregate ratio (by volume) vary extensively in strength and should result in fewer or over content mixtures.eval(ez_write_tag([[300,250],'constructionor_com-medrectangle-4','ezslot_5',109,'0','0'])); For this reason, minimal compressive strength included in many features ...

Effects of Ground Granulated Blast Furnace Slag in ...

decreased initial compressive and tensile strength compared to OPC concrete. However, by 14 days, the grade 120 slag cement concrete strength equaled or surpassed that of OPC concrete. Compared to OPC concrete, the time to reach 3000psi traffic opening strength was delayed by 1 to 2 days for 30% replacement and by 3 to 4 days for 50% replacement.

disadvantages of concrete mix design

Disadvantages In Ggbs Concrete Ppt Nominal mixtures of fixed cement- aggregate ratio (by volume) vary extensively in strength and should result in fewer or over content mixtures.eval(ez_write_tag([[300,250],'constructionor_com-medrectangle-4','ezslot_5',109,'0','0'])); For this reason, minimal compressive strength included in many features ...

What is the disadvantage of the usage of GGBS in concrete ...

Answer (1 of 2): If steel manufacturing isn’t local the cost goes up due to transportation costs. In order to get most of the corrosion resistance from GGBS the ratio reduces the 28 day and ultimate strength of the concrete. But this almost always is quite a bit higher than similar concrete with...

GGBS PPT | Concrete | Composite Material

GGBS PPT - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. investigation on strength criteria and cost comparison of SCC using GGBS ... (GGBS) based Self-Compacting Concrete when compared to the Silica Fumes contained Self-Compacting Concrete. Mahure et al.(2013): is ...

Ground granulated blast furnace slag ggbs

May 26, 2016 · Cement with GGBS replacement has emerged a major alternative to conventional concrete and has rapidly drawn attention of concrete industry due to its cement saving, energy saving, cost saving and environmental benefits. This research work focuses on strength characteristics analysis of M20, M25, M30, M35, M40, M45, M50 grade concrete with ...

20 Advantages And Disadvantages of Concrete As a ...

Jul 06, 2019 · The durability of concrete is high. 8. Concrete is a semi-liquid material, So it can be cast to get any needed shape. 9. Concrete is a long-lasting material. 10. The Concrete fairly acts as thermal insulation. 11. Deterioration of concrete is less.

A STUDY ON PARTIAL REPLACEMENT OF CEMENT WITH

On its own, GGBS hardens very slowly and for use in concrete, it needs to be activated by combining it with Portland cement, but percentage of GGBS anywhere between 20 and 80 percent are commonly used. The greater the percentage of GGBS, the greater will be the effort on concrete properties.

Engineering Benefits of GGBS in Concrete – Mastercivilengineer

Oct 03, 2020 · GGBS in concrete improves resistance to sulfate attack due to the reduction of Ca (OH) 2 and lower the C 3 A content. GGBS in concrete reduces the diffusion of chloride ions and hence improves the resistance against corrosion. The total shrinkage of concrete containing ground granulated blast furnace slag (GGBS) was lower than 100% Portland cement.

silica fume advantages and disadvantages - Silica Fume for ...

What are the advantages and disadvantages of concrete mixer – can mix the cement with aggregates easily. ggbs concrete disadvantages – Silica Fume for Sale Silica fume, microsilica fume There are very few major advantages or disadvantages to using slag cement. I had research work on GGBS concrete as my final year

Ground Granulated Blast Furnace Slag in Concrete and its ...

Hence the use of GGBFS in concrete manufacture would give a light and brighter color to concrete unlike the dark grey color of ordinary cement concrete structures. This is an added advantage of GGBFS in terms of aesthetics. The typical properties of GGBS are given in Table-2. Table 2. Physical properties of GGBFS (As per Tasong et.al)

Fly ash concrete ppt - SlideShare

Jul 26, 2014 · Fly ash concrete ppt 1. A QUALITATIVE APPROACH MANISH KUMAR MANDAL DEPARTMENT OF CIVIL ENGINEERING 2ND YEAR VEL TECH HIGH TECH ENGINEERING COLLEGE by 2. FLY ASH-INTRODUCTION Fly ash is a fine powder produced as a product from industrial plants using pulverized coal or lignite as fuel. It is the most widely used pozzolan siliceous or ...

Uses of GGBS - CSMA - The Cementitious Slag Makers Association

Uses of GGBS. The major use of GGBS is in ready-mixed concrete, and it is utilised in the majority of UK ready-mix deliveries. Specifiers are well aware of the technical benefits, which GGBS imparts to concrete, including: Considerable sustainability benefits. Lower early-age temperature rise, reducing the risk of thermal cracking in large pours.

advantages and disadvantages of hammer mill ppt

Disadvantages In Ggbs Concrete Ppt. Disadvantages In Ggbs Concrete Ppt Concrete containing GGBS cement has a higher ultimate strength than concrete that uses% Portland cement.The difference in the ONLINE sulphur grindin roller mill tampracher permissable. latest research papers in self compacting concrete ppt.

276 Pozzolans PPTs View free & download | PowerShow

Reduction in permeability of PPC offers many other advantages, such as better durability than opc 53 cement. Disadvantages Less rate of development of strength initially than ordinary Portland cement. It reduces the resistance to corrosion of steel reinforcement due to alkalinity reduction. But it improves permeability of concrete considerably.

DISADVANTAGES OF GEOPOLYMER CONCRETE PDF

Aug 08, 2021 · Advantages and disadvantages of geopolymer concrete pdf. Cement and Concrete Research, 30 This enables one to reduce the amount of water in the mix which reduces the amount of bleeding of OPC concrete. The properties of

THE EFFECT OF GGBS ON THE DURABILITY OF CONCRETE

Sep 10, 1991 · It is suggested that GGBS is generally beneficial in extending the life of concrete, and that this effect is especially important where the attack is the result of the movement of aggressive ions. For example, partial replacement of Portland cement by GGBS generally increases the resistance of concrete to sulphate attack and chloride attack.

GGBS | PDF | Concrete | Cement

GGBS PPT.pptx - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. ... (GGBS) based Self-Compacting Concrete when compared to the Silica Fumes contained Self-Compacting Concrete. Mahure et al.(2013): is examined the study on the likelihood of production of

lecture2- concrete.pptx | Concrete | Cement

GGBS, Slag based concrete. binding medium and aggregate particles, 4. Ternary blend concrete. and it can take many forms. 5. Light weight concrete. • These concretes do have advantages as 6. Polymer concrete. well as disadvantages. 7. Self Compacting Concrete. 8. Coloured Concrete. 9.

Partial Replacement of Cement with GGBS in Concrete

The concrete slump test measures the consistency of fresh concrete before it sets. It is performed to check the workability of freshly made concrete, and therefore the ease with which concrete flows. It can also be used as an indicator of an improperly mixed batch. Slump Cone Test Slump test Mix Slump Value (mm) Normal Concrete 61 20 % GGBS 63

Strength development characteristics of concrete produced ...

of GGBS in concrete is limited to 50%. [24]. In this research, the effects of the partial replacement of cement with GGBS on the engineering properties of con-crete under different curing conditions have been studied. The use of GGBS in concrete tends to slow down the early-age strength, which limits its use in the fast-track con-

Uses of GGBS - CSMA - The Cementitious Slag Makers Association

Uses of GGBS. The major use of GGBS is in ready-mixed concrete, and it is utilised in the majority of UK ready-mix deliveries. Specifiers are well aware of the technical benefits, which GGBS imparts to concrete, including: Considerable sustainability benefits. Lower early-age temperature rise, reducing the risk of thermal cracking in large pours.

Ground Granulated Blast Furnace Slag GGBS Concrete

GGBS Concrete Mix Design. The quantity of GGBS cement must be between 6% and 65% in order to comply with BS 8500-1. For concrete pavements it is recommended that the proportion of GGBS does not exceed 35% to reduce the risk of freeze-thaw damage on the weaker concrete and to prevent issues with extended and variable setting times.

Geopolymer concrete ppt

Geopolymer concrete is an innovative, eco-friendly construction material. It is used as replacement of cement concrete. In geopolymer concrete cement is not us

What is the advantage of using GGBS as replacement of ...

From structural point of view, GGBS replacement enhances lower heat of hydration, higher durability and higher resistance to sulphate and chloride attack when compared with normal ordinary concrete. On the other hand, it also contributes to environmental protection because it minimizes the use of cement during the production of concrete. However, it is identified that []

Ground granulated blast-furnace slag - Wikipedia

Ground-granulated blast-furnace slag (GGBS or GGBFS) is obtained by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder.Ground-granulated blast furnace slag is highly cementitious and high in calcium silicate hydrates (CSH) which is a strength enhancing ...

What are the disadvantages and advantages of fly ash in ...

Answer: Fly ash is binding material. It is used in combination with cement in the design mix concrete . Advantages are: It's actually a green concept. It's is formed as a waste by burning coal in thermal coal plants. It quantity is so huge that it forms huge heaps of fly ash and it's disposal is...

fly ash in concrete advantages and disadvantages

Jan 08, 2021 · Advantages are: It's actually a green concept. It is generally low-calcium fly ash with carbon contents less than 5% but sometimes as high as 10%. Advantages of Concrete. it is prepared by the utilization of waste materials like fly ash and ground granulated blast furnace slag (GGBS) etc. Let’s take a look, what is fly ash, how can fly ash affects the environment as well as the technology ...

Special Concrete & its Types | Concrete Civil Engineering

Apr 11, 2018 · Special types of concrete are those with out-of-the-ordinary properties or those produced by unusual techniques. Concrete is by definition a composite material consisting essentially of a binding medium and aggregate particles, and it can take many forms. These concretes do have advantages as well as disadvantages. YouTube.