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320 articles for “surface quality”
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Effect of Burnishing on the Surface Quality and Hardness of ABS Plastic Samples Fabricated with Fused Deposition Modeling
Abstract: Quality of surface is one of the important factors to decide the performance of a manufactured product. Fused deposition modeling has been used to fabricate the stepped cylindrical samples for surface roughness evaluation. The axis of the stepped cylinder was oriented as horizontal to minimize the time of fabrication. Evidently the surface quality was not satisfactory due to the staircase effect. Using burnishing process, an attempt was made to improve …
Published in Journal of Production Research & Management · Vol. 5, Issue 1, 2015 · pp. 8–13 Read article
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Novel Catalytic Strategies for Reducing Residual Stresses and Improving Surface Quality in Machined Ceramic Materials
Abstract: To prepare for material cutting and utilize utility-specific edges, it’s crucial to understand the inherent brittleness of ceramics. This brittleness limits the forming methods available and hinders achieving dimensional accuracy and precision through conventional machining techniques. The fabrication of composite materials is becoming increasingly significant, particularly in technical fields like the automotive industry, where they are used to manufacture engine connecting rods, propeller shafts, brake discs, and more. The machining …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 2, 2024 · pp. 01–07 Read article
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Bacterial Densities and Physicochemical Qualities of Surface Water Sources in Some Selected Communities of Ekiti State
Abstract: Abstract The present study attempts to bring on acute awareness among the people about the quality of surface water samples used for drinking in selected communities of Ekiti State. The experiment analyses their bacterial density and physicochemical parameters such as pH, (7.2–8.1), temperature (22.2–29.0°C) conductivity (6–49 µs/cm), total dissolved solids (0.045–163 mg/L), total suspended solids (0.014–102 mg/L), total hardness (40–102 mg/L), biological oxygen demand (2.3–10.4 mg/L), nitrate (1.7–21.34 mg/L), phosphate …
Published in Journal of Water Pollution & Purification Research · Vol. 2, Issue 3, 2015 · pp. 19–29 Read article
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Assessment of Surface Water Quality of Wadhwana Irrigation Reservoir, Gujarat, India
Abstract: AAssessment of seasonal variation in surface water quality is important for evaluating thelimnological changes in a reservoir. The present study was carried out in Wadhwanairrigation reservoir for understanding changes in different physico-chemical parameters ofwater quality from July 2016 to May 2017. The values of selected physico- chemicalparameters were observed to vary considerably as per the seasons for pH (7.02-8.85),Temperature (12.80 ºC -33.00ºC),Electrical Conductivity (0.29 mS-14.15 mS), DissolvedOxygen (4.30 mg/l-8.71 mg/l),Turbidity …
Published in Research & Reviews : Journal of Ecology · Vol. 8, Issue 2, 2019 · pp. 14–21 Read article
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Assessment of Surface Water Quality in Different Habitats of Nal Sarovar Bird Sanctuary Ramsar Site, Gujarat, India
Abstract: Nal Sarovar Bird Sanctuary is the only Ramsar Site in the State of Gujarat in India. It is the largest natural, freshwater inland wetland of Gujarat. This wetland supports high diversity and population of waterbirds and other aquatic organisms. The reason for such a high population of aquatic organisms attracted to this area is due to the diverse habitats and environmental conditions occurring in this area. GEER Foundation had conducted …
Published in Research & Reviews : Journal of Ecology · Vol. 7, Issue 3, 2018 · pp. 29–40 Read article
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Quality of Surface and Ground Water Around Machenahalli Indutrial Estate Between Bhadravathi and Shimoga Cities, Karnataka, India
Abstract: This study is done to analyse the physic-chemical properties of surface and ground water around Machenahalli industrial area. About seven surface water and nine ground water samples were collected and analysed for physico-chemical parameters like pH, EC (Electrical conductivity), Ca, TH, Mg, Na, K2O, SO4, CO3, HCO3 Cl and TDS (Total dissolve solid). And these results were compared with the drinking water standards of ISI (2003) and WHO (2004).For the …
Published in Journal of Water Resource Engineering and Management · Vol. 7, Issue 1, 2020 · pp. 36–40 Read article
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Preliminary Studies on the Bacteriological and Physicochemical Qualities of Selected Surface Drinking Water in Selected Rural Communities of Ondo North Senatorial District, Ondo State
Abstract: The present study evaluated the quality of surface water samples used for drinking in selected communities of Ondo State Northern Senatorial region. The physiochemical parameters analyzed range were; pH, (7.2–7.8), temperature (22.8–29.3°C) conductivity (59–118 μs/cm), total dissolved solids (38–147 mg/L), total suspended solids (74–153 mg/L), total hardness (11.3–36.4 mg/L), biological oxygen demand (3.8–10.1 mg/L), nitrate (2.94–19.34 mg/L), phosphate (0.54–1.65 mg/L). The results were compared with WHO standards in which they …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 7, Issue 3, 2018 · pp. 20–27 Read article
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Harnessing Marine Byproducts and Optimization of Biopolymer Extraction Quality Using Response Surface Methodology and Study of Its Physicochemical Properties
Abstract: Chitosan, a versatile biopolymer derived from chitin, holds immense potential across various industries owing to its antimicrobial, antioxidant, and biocompatible properties. This study aims to optimize the deacetylation process of chitin, sourced from shrimp shells, using Response Surface Methodology (RSM) to produce high-quality chitosan. The Box-Behnken Design (BBD) was employed to evaluate the effects of temperature, time, and alkali concentration on the degree of deacetylation (DD%), a key determinant of …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 125–139 Read article
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Comprehensive Evaluation of Abrasive Water Jet Machining of Fiber Reinforced Polymers
Abstract: The machining process of Carbon Fiber Reinforced Polymers is significant and the researchers are continually working to achieve the better machining qualities. There are numerous issues with the machining abilities of traditional machining techniques for fiber reinforced polymers because of heterogeneous and anisotropic properties of FRP materials. Advanced manufacturing processes such as laser beam, ultrasonic, EDM, water jet and abrasive water jet machining are the alternatives to the conventional making …
Published in Journal of Polymer & Composites · Vol. 7, Issue 1, 2019 · pp. 7–16 Read article
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Application of Artificial intelligence in Single Point Incremental Forming for Surface Roughness Prediction
Abstract: The sheet metal forming industries always try to find an emerging trend to form sheet-metal in a cost-effective manner. In this regard, a forming technique is trending termed as single point incremental forming (SPIF) in which a simple forming tool having hemispherical end rod is moving and simultaneously deforming the clamped metal sheet according to predetermined toolpath command and forms a complete shape. The achievement of required surface quality is …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 237–246 Read article
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Prediction of Surface Roughness in Boring Operation on Mild Steel using Taguchi Approach
Abstract: Surface quality is one of the specified customer and technical requirements for machined parts. There are many cutting parameters that have an effect on surface roughness, but those are difficult to quantify adequately. In a finished boring operation, many parameters such as cutting speed, feed and depth of cut are known to have a large impact on surface quality. In this paper, experimental work on a Jig boring machine has …
Published in Trends in Mechanical Engineering & Technology · Vol. 3, Issue 3, 2013 · pp. 29–34 Read article
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Different Aspects to Achieve the Hole Quality in Gun Drilling Machining
Abstract: The manufacturing industry is always trying to fulfill the requirement of various industries and developing facilities to manufacture the designed parts. Many applications for various industries demand for deep drill where the ratio of depth of the hole to the diameter is greater than twenty. Gun drilling, B.T.A. drilling and ejector drilling are the three drilling processes to make deep holes. In the gun drilling process the pressurized oil is …
Published in Journal of Production Research & Management · Vol. 6, Issue 1, 2016 · pp. 34–38 Read article
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Parametric Optimization of Aluminum Alloy 6061 Using Wire-EDM for Automotive Applications: A Taguchi-Based Approach
Abstract: Machining hard materials with complex geometries presents numerous challenges, often requiring the use of non-traditional methods such as wire Electric Discharge Machining (EDM). However, wire EDM machines operate at slow speeds, and increasing the speed can negatively impact surface finish, making it a difficult task. The ongoing research investigates the machinability study of Aluminum Alloy 6061 using wire EDM, emphasizing the optimization of process parameters to enhance machining performance and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 293–302 Read article
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Quality and Metallic Pollution Level in Surface Waters of an Urban Industrialized City: A Case Study of Chittagong City, Bangladesh
Abstract: Disposal of urban and industrial waste is one of the major problems and responsible for both soil and water pollution in Chittagong city, Bangladesh. Total 22 surface water samples were collected from different locations of Chittagong city to assess quality and metallic pollution level. The concentrations of Fe, Mn, Cu, Cr and Pb in water samples ranged from trace- 10.37, trace- 1.91, 0.824–0.999, 0.11–1.32 and 1.69–2.56 µg ml-1, respectively while …
Published in Journal of Industrial Safety Engineering · Vol. 4, Issue 2, 2017 · pp. 9–18 Read article
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Experimental Investigation into Surface Roughness of Polished Zinc Plate with Ultrasonic Vibration Using Single Pole Magnetic Abrasive Finishing
Abstract: This research investigates how applying ultrasonic vibrations influences the surface finish quality of zinc plates when using the Single Pole Magnetic Abrasive Finishing (SP-MAF) method. In SP-MAF, magnetic abrasive particles (MAPs)—amalgamation of ferromagnetic and abrasive materials—are guided by a magnetic field to achieve precise surface finishing. Introducing ultrasonic vibration improves the effectiveness of the flexible magnetic abrasive brush (FMAB), which forms as the MAPs align along the magnetic field lines. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1166–1178 Read article
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Evaluation of Physico-Chemical Parameters of Drilling Fluid and Its Effects on Water Quality Discharged in (Okoroagu River) in Etche LGA of Rivers State
Abstract: The study evaluated the surface water quality of Okoroagu River, Niger Delta of Nigeria, in order to determine the water quality index. Water samples were collected at five sampling points of the Okoroagu river. The results revealed that the Physicochemical and heavy metals parameters exceeded the NSDWQ and WHO recommended permissible limits except for TDS, pH, EC, Zinc, Chromium, Nickel and Manganese whicht were within the acceptable limit. The water …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 1, 2025 · pp. 32–44 Read article
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Enhancing Surface Roughness of Polylactic Acid (PLA) 3D-Printed Parts Using CO₂ Laser Scanning: An Experimental Study on Parameter Optimization
Abstract: Fused deposition modeling (FDM) of polylactic acid (PLA) often suffers from poor surface finish due to the inherent layer-by-layer deposition process, limiting its use in high-precision applications. This study investigates CO₂ laser scanning as an efficient post-processing technique to reduce the surface roughness (Ra) of PLA parts while maintaining structural integrity. Specimens (100 × 80 × 5 mm) were fabricated with varying infill densities (35%, 70%, and 100%) to assess …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 503–511 Read article
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Regression and ANN Models in Predicting Tool Wear
Abstract: A modern machining system must be able to detect tool wear while milling in order to maintain the product's surface quality. The vibration signatures produced by a single point cutting tool during machining have been found to be good predictors of the tool's health. The current study used Artificial Neural Networks to forecast tool life by analysing vibration signatures when turning EN9 and EN24 steel alloys (ANN). Tool wear prediction …
Published in Journal of Production Research & Management · Vol. 12, Issue 1, 2022 · pp. 14–18 Read article
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Surface Characterization of Heat Treated Tool Steel after W-EDM
Abstract: In order to meet the increasing demands of performance and reliability of sophisticated components, quality of a machined surface plays an important role. In this research paper, it has been tried to investigate the effect of heat treatment on the surface quality of AISI D2 tool steel after Wire-Electro Discharge Machining (W-EDM). The test specimens were prepared by milling and then carrying out hardening and tempering in different ways and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 2, Issue 1-3, 2012 · pp. 178–184 Read article
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AN EXPERIMENTAL INVESTIGATION ON SURFACE ROUGHNESS OF LASER BEAM MACHINING OF ALUMINIUM ALLOY
Abstract: Laser beam machining (LBM) is a cutting-edge technique widely utilized for precision machining of advanced materials. This experimental investigation focuses on the surface roughness of aluminum alloy (Al 6061) during LBM. The study systematically examines the impact of process parameters such as laser power, cutting speed, and gas pressure on surface roughness (Ra). The significance of surface roughness in determining the quality and functionality of machined components is emphasized. The …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 82–104 Read article