chemical composition of periwinkle shell ash

BEHAVIOUR OF PERIWINKLE SHELL ASH BLENDED CEMENT …

BEHAVIOUR OF PERIWINKLE SHELL ASH BLENDED CEMENT CONCRETE IN SULPHURIC ACID ENVIRONMENT I. C. Attah et al Nigerian Journal of Technology, Vol. 37, No. 2, April 2018 316 admixtures have been fly ash, blast furnace slag, silica fume and rice husk ash.

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Effect of Different Sulphate Types and Concentrations on ...

To mitigate the effect of chemical attack on concrete, mineral admixtures have been used to partially replace cement in concrete [3], [4]. Commonly used mineral admixtures have been fly ash, blast furnace slag, silica fume and rice husk ash. Recently the use of periwinkle shell ash

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Assessment of Physico-Chemical Properties of Periwinkle ...

periwinkle shell ash as a filler for partial replacement of lateritic soil in lateritic blocks production, 2.1 Source of Material[18] had compressive strength values that varied between 12.12 Nmm -2

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(PDF) GEOTECHNICAL PROPERTIES OF LATERITIC SOIL …

The study investigated the eect of periwinkle shell ash (PSA) as cement substitute on the strengths of concrete. Specimens were prepared from a mix of designed strength 25N=mm 2 and the ...

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GEOTECHNICAL PROPERTIES OF LATERITIC SOIL …

The study therefore concluded that Periwinkle Shell Powder (PSP) could be considered as good stabilizer for clayey or lateritic, and its uses as a stabilizer could also provide a big relief to the environmental pollution caused by its indiscriminate dumping. Keywords: Periwinkle Shell Powder, Geotechnical Property, Expansive soil, Stabilization. 1.

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Physical and Morphological Properties of Periwinkle Shell ...

Periwinkle shell was obtained from Ihiagwa Market after the edible portion had been harvested. The shells were soaked in water for one week to thoroughly remove impurities. They were dried, ground and sieved to three particle sizes of 150, 300 and 425 μm. The chemical composition of the periwinkle shell is as shown in Table 1.

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Nutritional composition of raw fresh cashew (Anacardium ...

Oct 06, 2015· The total dietary fiber, sugar, protein, lipid profile, sodium, and energy contents of 11 raw cashew kernel (Anacardium occidentale L.) samples from India, Brazil, Ivory Coast, Kenya, Mozambique, and Vietnam were determined.Total fat was the major component accounting for 48.3% of the total weight, of which 79.7% were unsaturated FA (fatty acids), 20.1% saturated FA, and 0.2% trans FA.

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PAPER OPEN ACCESS Related content A review on seashells ...

This review paper emphasis on various sea shells ash such as cockle, clam, oyster, mollusc, periwinkle, snail, and green mussel shell ash as partial cement replacement and its objective is to create sustainable environment and reduce problems of global warming. Cement production give huge impact to environment in every stage of its production.

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PREPARATION AND INVESTIGATION OF THE …

Preparation and Characterisation of Periwinkle Shell Ash Periwinkle shells were sourced locally from Benin City in Edo State of Nigeria. The shells were washed and dried in an oven at 110 oC to constant mass, followed by crushing and calcination at 600 oC in a muffle furnace and subsequent sieving to obtain fine particles (< 350 µm) of ...

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Chemical composition and structure of the shell of fly ash ...

The chemical composition, bulk density, average diameter, and apparent thickness of the shell of globules of the products are presented in Table 1. The results obtained have demonstrated that, for both series, an increase in the globule size leads to an increase in the yield of the products, whereas the yield of the magnetic fractions with high ...

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Coconut shell based activated carbon with no greenhouse ...

The charring process (the making of charcoal) is known as pyrolysis, which is the chemical decomposition of the shell by heating in the absence of oxygen. During the carbonization of coconut shells, volatiles amounting to 70 percent of the mass of the coconut shells are released into the atmosphere, yielding 30 percent of the coconut shell mass ...

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COMPACTION BEHAVIOUR OF PERIWINKLE SHELL ASH …

2.2 Periwinkle Shell Ash The periwinkle shell was obtained from a dumpsite located in Uyo, Akwa Ibom State, Nigeria. It was calcined to a tempera-ture of 1200oC and allowed for about an hour inside the oven. The calcined shell was brought out of the oven, and allowed to cool and further pulverized to powdered form. The pulverized

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Evaluation of the mechanical properties and corrosion ...

Evaluation of the mechanical properties and corrosion behavior of coconut shell ash reinforced aluminium (6063) alloy Oluyemi O. DARAMOLA, Adeolu A. ADEDIRAN, and Ayodele T. FADUMIYE Heat treatment and density measurement . The cast composites along with the un-reinforced alloy were subjected to cold deformation using a miniature cold rolling ...

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(PDF) A review on seashells ash as partial cement replacement

This review paper emphasis on various sea shells ash such as cockle, clam, oyster, mollusc, periwinkle, snail, and green mussel shell ash as partial cement replacement and its objective is to ...

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CHEMICAL, FUNCTIONAL AND AMINO ACID …

Table 1: Proximate Composition of Periwinkle Components % Ash 9.56 Moisture 13.45 Crude Protein 74.74 Crude Fat 1.32 0.74 Carbohydrate (By difference) 0.19 The moisture content of periwinkle (13.45%) is lower than Archachatina Marginata (73.67%), Achatina Achatina (75.28%), Achatina fulica (79.28%) and Limicolaria specie (84.91%) respectively11 ...

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Effect of Palm Oil Fuel Ash (POFA) on Strength Properties ...

Palm Oil Fuel Ash is the product of burning palm oil husk and palm kernel shell in the palm oil mill. POFA obtained from Oil Palm India Limited, Kottayam in Kerala was used in the investigation. The specific gravity of Palm oil fuel ash was 1.65.The chemical composition of POFA was tested at Department of Mining & Geology, Thiruvananthapuram ...

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A seasonal study of the chemical composition and chitin ...

Chemical composition of shrimp shell The average dry matter content of the samples of shrimp shells was 22 ± 2%, with no significant seasonal variation. Fig. 1 shows the content of the three main components, i.e., minerals (ash), protein and chitin given as percentage of the dry weight of shrimp shells harvested at different times of the year.

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IJAEC - Strength Characteristics of Periwinkle Shell Ash ...

Dec 04, 2012· Abstract: The study investigated the effect of periwinkle shell ash (PSA) as cement substitute on the strengths of concrete. Specimens were prepared from a mix of designed strength 25 N∕mm 2 and the replacement of cement with PSA was from 0% up to 40%. A total of 180 specimens were cast and tested for compressive and tensile splitting strength at 7 and up to 180 days.

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Production of Asbestos Free Brake Pad Using Periwinkle ...

pads made from periwinkle shell composite. Specific Objectives: 1. To characterize periwinkle shell material to ascertain their chemical composition and mechanical properties. 2. To run series of laboratory tests and analysis which includes ash, porosity, bulk density, compressive test, wear rate and microstructural analysis 3.

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Synthesis and Characterization of Calcium Silicate from ...

Calcium silicate was successfully synthesized using agricultural byproduct such as rice husk ash and shell of snail namely Pomacea canaliculata by solid state reaction. Chemical composition of silica in rice husk ash and calcium oxide in shell were 91.50 and 98.25%, respectively by X-ray fluorescent determination. The rice husk ash and shell in molar ratio of 1:1 were milled for 5-8 hr and ...

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Evaluation of the Composition and Chemistry of Ash and ...

The composition and chemistry of ash and potash from various plant materials were assessed. Sequel to unavailability of vital information on the composition and chemistry of ash and potash is the production of potash of low quality, especially by local producers, as well as wrong determination or identification and quantification of components of potash in studying it for various purposes.

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Assessment of Periwinkle Shells Ash as Composite Materials ...

Periwinkle shells were heated in a furnace to a temperature of 850 °C, where they were turned into their carbon ash. This was done in order to reduce their hydrophilic properties and the percentage composition of moisture [8]. Processing ofthe Composites Periwinkle shell ash …

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Effect Of Filler Loading And Particle Size On The ...

KOH/g. Periwinkle shell was obtained from Ihiagwa Market after the edible portion had been harvested. The shells were soaked in water for one week to thoroughly remove impurities. They were dried, ground and sieved to three particle sizes of 150, 300 and 425 μm. The chemical composition of the periwinkle shell is as shown in Table 1.

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Mechanical Properties of Seashell Concrete - ScienceDirect

The chemical composition of seashell powder is shown in Table 1. Table 1. Chemical composition of ground sea shells Oxide Percentage (%) SiO2 1.60 Al2O3 0.92 CaO 51.56 MgO 1.43 Na2O 0.08 K2O 0.06 H2O 0.31 LOI 41.84 The control mix consisted of cement (505 kg), water (179.35 kg), fine aggregates (642.22 kg) and coarse aggregates (969.52 kg).

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Characteristics Strength and Durability of Groundnut Shell Ash

In recent times, many waste materials like fly ash periwinkle shell ash, and ashes produced from various agricultural wastes such as palm oil waste, rice husk ash, corncob ash, millet husk ash, groundnut husk ash have been tried as pozzolanas or secondary cementitious materials.

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stability of groundnut shell ash (GSA)/ordinary portland ...

3.1 Chemical Analysis of Ground Shell Ash (GSA) Chemical analysis was carried out on samples of GSA and ordinary Portland cement (OPC) to reveal and compare their composition, and the result shown in table 1. The percentage composition of the constituent compounds in the GSA is compared to that of typical ordinary Portland cement (OPC).

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Investigating the Relationship Between Workability and ...

Periwinkle shell ash calcined at 800 and 1000 ˚C shows satisfactory result in terms of fineness, chemical composition and 28 days compressive strength activity index and could be used as partial ...

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Thermal and electrical characterization of composite metal ...

Mar 28, 2019· The determined chemical composition of the periwinkle shell powder from the spectra analysis as presented in Table 1 shows a high amount of calcium oxide. This is associated with the presence of calcium carbonate, the main component of the powder as revealed by the FTIR results.

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