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effect of molasses as an admixture on concrete durability

effect of molasses as an admixture on concrete durability

Effect of molasses as an admixture on concrete durability ...

Jan 20, 2016  There are a few studies on the use of molasses as an admixture in concrete (Jumadurdiyev et al., 2004, Li et al., 2015), but there is no study on durability properties of concrete with molasses especially acid attack and ASR. 2. Experimental study2.1. Materials2.1.1. Cement

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Effect of molasses as an admixture on concrete durability ...

To this end, pure molasses and molasses with formaldehyde (to prevent fermantation) were added to concrete mixtures at the rates 0.5% and 1%. First, the effect of molasses on fresh and hardened concrete properties was established, then, additional specimens were obtained during production for strength tests and were cured in acid and sulfate ...

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Effect of molasses as an admixture on concrete durability ...

Molasses was used by Akar and Canbaz [11] as a bio-admixture to improve concrete durability. When a bio-product is evaluated for use as an admixture, researchers generally consider its impact on ...

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Effect of molasses as an admixture on concrete durability ...

Effect of molasses as an admixture on concrete durability Author: Akar, Cem, Canbaz, Mehmet Source: Journal of cleaner production 2016 v.112 pp. 2374-2380 ISSN: 0959-6526 Subject:

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Effect of molasses as an admixture on concrete durability ...

Effect of molasses as an admixture on concrete durability. Every year, about half a million ton of molasses such as sugar plant wastes are produced in Turkey. Molasses was begun to use as mid-range plasticizer thanks to its water reducing properties. The fact that normal plasticizers are not able to reduce sufficient water since to increase in ...

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Using Molasses in Concrete As A Time Retarding Admixture ...

Nov 30, 2017  In this context we will try to use sugar industry by- product of molasses in the concrete as a water reducing and time retarding admixture. Molasses can be produced from sugar beet and sugarcane; it is the waste floating on the surface of boiling sugar juice during the processes of production of sugar is taken.

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Application of cane molasses as concrete retarder admixture

Nov 05, 2019  Akar promotes the application of organic admixture (molasses) in concrete by asserting the benefit with respect to cost and environmental conservation by examining its effect on concrete durability, and the use of molasses as retarder admixture could contribute to environmental preservation by converting sugar industry waste into a usable ...

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Usage of molasses in concrete as a water reducing and ...

At 0.4 % molasses, used as a Water-reducing admixtures (Type A) and at 0.7 %, as a Water-reducing and retarding admixtures (Type D) in a concrete in accordance with ASTM C 494 standard. [12] By ...

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Effect of High Doses of Chemical Admixtures on the Freeze ...

Effect of High Doses of Admixtures on the Freeze–Thaw Durability of Concrete 3 2 PORE STRUCTURE Concrete, in its simplest form, is composed of cement, aggregate (gravel and sand), and water. A chemical reaction between the cement and the water forms a paste that, when hardened, binds the aggregate together to give concrete its

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Durability-Enhancing Concrete Admixtures Concrete ...

Nov 05, 2013  The durability-enhancing admixtures include air entrainers, high-range water reducers (HRWRs, also commonly referred to as superplasticizers), corrosion inhibitors, lithium-based admixtures for mitigation of alkali-silica reaction (ASR), waterproofers, shrinkage reducers, and a crack-reducing admixture. The benefits and potential limitations of ...

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Effect of Accelerating Admixture on Properties of Concrete

Effect of Accelerating Admixture on Properties of Concrete International organization of Scientific Research 50 P a g e increase in compressive strength was observed at 28 days with respect to reference mix. Compressive strength for concrete mix with 3% sodium nitrite by weight of cement was found to be less than that of reference mix. 1.2.2.

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Admixtures for Concrete - Memphis

Table 6-1. Concrete Admixtures by Classification Type of admixture Desired effect Material Accelerators Accelerate setting and early-strength Calcium chloride (ASTM D 98 and AASHTO M 144) (ASTM C 494 and development Triethanolamine, sodium thiocyanate, calcium formate, AASHTO M 194, Type C) calcium nitrite, calcium nitrate

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The Effect of Sisal Juice Extract Admixture on Compressive ...

The current study investigates the effect of Sisal Juice Extract (SJE) as an admixture on concrete durability. SJE contains unrefined minerals which can be used as organic retarders to increase the rate of strength development at an early age. A total of 84 concrete cubes were produced in 7

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Biogenic approach for concrete durability and ...

Nov 20, 2020  Chemical admixtures are added to concrete to improve its workability, accelerate or retard setting times, promote air entrainment, and improve its mechanical and durability properties. The most common admixtures are fly ash [7] , [8] , calcium lignosulphonates [9] , calcium nitrate [10] , gypsum [11] , and silica fume [12] , [13] .

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Arrowroot as bio-admixture for performance enhancement of ...

Arrowroot has a polymer structure as most of the chemical admixtures and it showed considerable effects on the setting time of cement, workability and durability of concrete. Unlike chemical admixtures, it has no consequent degrading effect on the environment. In this study arrowroot was added by 0.5%, 1%, 1.5% and 2.5% to cement weight.

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Mechanical and durability behavior of recycled aggregate ...

Observations made by Rabie et al. [37] regarding the mechanical behavior of concrete manufactured by adding wet and dry wastewater sludge concluded that by adding a small quantity of sludge (15%, 10%, and 5% of cement by weight), the effect on CS of concrete was minor, but on replacing 20% cement by wet and dry sludge decreased concrete CS by ...

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Arrowroot as bio-admixture for performance enhancement of ...

Arrowroot has a polymer structure as most of the chemical admixtures and it showed considerable effects on the setting time of cement, workability and durability of concrete. Unlike chemical admixtures, it has no consequent degrading effect on the environment. In this study arrowroot was added by 0.5%, 1%, 1.5% and 2.5% to cement weight.

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Light Weight Concrete Concrete Density

Structural lightweight concrete has an in-place density (unit/weight) on the order of 90 to. 115lb/ft3 (1440 to 1840 kg/m3) compared to normal weight concrete with a density in the. range of 140 to 150 lb/ft3 (2240 to 2400 kg/m3). For structural applications, the concrete.

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Journal articles: 'Raw cane' – Grafiati

The best conditions for metal pseudo-digestion were as follows: a 25, 30 and 20 min sonication time for beet molasses, cane molasses and raw sugar based medium samples, respectively, 0.7 g sample mass of raw sugar based samples, 0.5 g sample mass of molasses based samples and an extraction mixture of concentrated HNO3-H2O2, in 25 mL of solvent.

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Using Molasses in Concrete As A Time Retarding Admixture ...

Nov 30, 2017  In this context we will try to use sugar industry by- product of molasses in the concrete as a water reducing and time retarding admixture. Molasses can be produced from sugar beet and sugarcane; it is the waste floating on the surface of boiling sugar juice during the processes of production of sugar is taken.

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Using Molasses in Concrete As A Time Retarding Admixture

concrete. Therefore large-scale admixture replacement in concrete by molasses will be highly advantageous from standpoint of cost, economy, energy efficiency, durability and overall ecological and environmental benefits. Due to existence of sugar in molasses its shows retarding setting time in fresh concrete.-84% (including sucrose 46

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Effect of molasses in concrete as a water reducing and ...

High performance concrete is prepared with molasses of different dosage (0.4, 0.6, and 0.8 wt. % of cement content) in this case also found that molasses of addition cause a considerable increase in both initial and final setting times. Workability test was carried out on fresh concrete prepared with three molasses.

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To Study Accelerating and Retarding Behaviors of Molasses ...

1.2 Molasses as admixture Molasses is a waste product of sugar industry, which contains too much sugar content (40 to 60 %) as compared ... These admixtures are used to improve the durability of concrete exposed to a combination of injurious salts and ... The effect of Molasses

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KR100448343B1 - Admixture for concrete comprising molasses ...

The present invention relates to a concrete admixture comprising molasses fermentation by-products produced in molasses fermentation processes. The concrete admixture containing the molasses fermentation by-product shows an equivalent performance or more in comparison with the existing expensive lignin-based admixture in terms of physical properties, thereby reducing the production

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Effect of Molasses and Water–Cement Ratio on Properties of ...

DOI: 10.1007/s13369-019-04117-w Corpus ID: 204295163. Effect of Molasses and Water–Cement Ratio on Properties of Recycled Aggregate Concrete @article{Ali2020EffectOM, title={Effect of Molasses and Water–Cement Ratio on Properties of Recycled Aggregate Concrete}, author={B. Ali and L. Qureshi and Hassan Sardar Baig and S. Malik and Muhammad Rameez ud Din and H. Aslam},

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The Effect of Admixtures on Concrete Properties

1.1 Concrete constituents and properties ( 1 – 18 ) 1.2 Objectives of this study 19 CHAPTER TWO : Literature Review 2.1 Concreting in hot weather ( 20 – 21 ) 2.2 Concrete admixtures ( 22 – 27 ) 2.3 Properties of fresh concrete ( 28 – 31 ) 2.4 properties of hardened concrete ( 32 – 34 )

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STUDIES ON EFFECT OF MINERAL ADMIXTURES ON

Seshadri Sekhar.T (7) et.al studied on the effect of glass fibers on the durability properties of glass fibre self compacting concrete for different grades of concretes M 30 to M65 and also discussed about durability factors also. Seshadri Sekhar.T (8) et.al developed the high strength self compacting concrete using mineral admixtures. 4.

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Effect of different admixtures on the durability of ...

Feb 01, 1990  Effect of different admixtures on the durability of sulphur concrete made with different aggregates. Eng. Geol., 28: 105-118. Sulphur concrete made with syenite, granite, diorite, basalt and graywacke aggregate and 20% sulphur binder was found to expand excessively during continuous immersion in water.

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Effect of Waste Foundry Sand on Durability Properties of ...

Oct 13, 2017  Effect of waste foundry sand (WFS) as partial replacement of sand on the strength, ultrasonic pulse velocity and permeability of concrete [4] Gurpreeet Sing, Rafat Siddique Construction and building materials, Vol. 26, Pp. 416-422, 2012 Authors investigated the effect of WFS on the mechanical and durability properties for concrete.

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Admixtures for Concrete - Memphis

Table 6-1. Concrete Admixtures by Classification Type of admixture Desired effect Material Accelerators Accelerate setting and early-strength Calcium chloride (ASTM D 98 and AASHTO M 144) (ASTM C 494 and development Triethanolamine, sodium thiocyanate, calcium formate, AASHTO M 194, Type C) calcium nitrite, calcium nitrate

get price

Biogenic approach for concrete durability and ...

Nov 20, 2020  Chemical admixtures are added to concrete to improve its workability, accelerate or retard setting times, promote air entrainment, and improve its mechanical and durability properties. The most common admixtures are fly ash [7] , [8] , calcium lignosulphonates [9] , calcium nitrate [10] , gypsum [11] , and silica fume [12] , [13] .

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USING MOLASSES IN CONCRETE AS A TIME RETARDING ADMIXTURE.

6. The molasses-added cement pastes show expanded setting times even in 0.4% dosage, and the higher the molasses dosage, the longer the setting time. 7. According to this result it‟s clear that molasses has water reducing and retarding effect on concrete, to use molasses as water reducing and retarding mixture.

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EFFECT OF WATERPROOFING - Iowa

The concrete admixtUre Ipanex4' manuctured by IP A Systems Inc. was submitted to the Iowa Departmeiit of Transportation New Products Coinmittee on April 15, 1998. The New Products Committee requested that the Iowa DOT Materials Laboratory evaluate the durability, corrosion inhibiting and concrete permeability reduction affects of this admixture.

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