Magnetic abrasive finishing (MAF) process, a kind of non-traditional precision processing technology, is widely used in semiconductors, optics, aerospace, biological engineering, etc. [1,2,3,4,5,6,7,8,9].Because the magnetic field has penetrating characteristics, the MAF process can not only be used in finishing the outer surface of the workpiece but …
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Efficiency and precision are two key indicators in the magnetic abrasive finishing (MAF) process. This paper presents the design of a core-shell structured magnetic abrasive particles (MAPs) with enhanced magnetic saturation rate and improved morphology. In addition, a processing roughness model based on indentation theory was developed by …
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Magnetic abrasive finishing (MAF) has attracted much attention as an advanced nano-finishing technology in achieving high-quality surface for finishing superalloys, composites, and ceramics. ... ical role in finishing process [26], as shown in Fig. 3.The Fig. 1 …
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The magnetic abrasive finishing combined with electrolytic (EMAF) process was proposed to improve the finishing efficiency of the traditional magnetic abrasive finishing (MAF) process. Since the EMAF process contains electrolysis reactions, the machining mechanism of processing different metal is different. In this paper, a series of experiments …
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In conclusion, the Magnetic Abrasive Finishing (MAF) process is a versatile, non-conventional finishing process that has gained significant attention in recent years due to its advantages such as improved surface finish, reduced surface roughness, and improved dimensional accuracy. The MAF process has been applied successfully
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The magnetic abrasive powders have great influence on the magnetic abrasive finishing accuracy and efficiency. A new kind of Fe-based spherical magnetic abrasive particles with Fe 2 N precipitates and Fe 4 N matrix was successfully synthesized by gas nitriding. The results show that the prepared Fe-based magnetic abrasive particles can reduce the …
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In this paper, recent trends in the magnetic abrasive finishing process are presented along with a critical review. The review includes MAF principles, tools, hybridization, modeling, and …
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Magnetic abrasive finishing is a process that uses loose abrasive particles with ferromagnetic particles in the presence of the magnetic field to perform fine surface finishing in the order of nanometers. The paper brings out a novel magnetic abrasive finishing setup that can, in real-time, vary the number of abrasive particles in the finishing ...
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BK7 is an optical glass extensively used in lens manufacturing. In this work, magnetic abrasive finishing (MAF) method was utilized for finishing of this hard-to-machine material and the effect of various process parameters on surface roughness was investigated using response surface methodology. The best surface roughness value achieved was 23 nm. Among various …
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Magnetic Abrasive Finishing (MAF) process is the one in which material is removed in such a way that surface finishing and deburring are performed simultaneously with the applied magnetic field in … Expand
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The magnetic abrasive finishing process uses both controllable magnetic force and tangential cutting force. Two types of forces are involved during finishing: (i) normal magnetic force responsible for packing or concentrating magnetic abrasive particles (MAPs) in the working gap and causes micro indentations into the workpiece, and (ii) cutting ...
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Magnetic abrasive finishing (MAF) shows a high potential for use on computerized numerical control (CNC) machine tools as a standard tool to polish workpieces directly after the milling process. This paper presents a new MAF tool with a single, large permanent magnet and a novel top cover structure for finishing the plain ferromagnetic …
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Shinmura et al [1] have studied basic principle of the MAF process and concluded that the stock removal and surface finish value (Ra) increase as the magnetic abrasive particle diameter "D" increases. Ra value of the final surface finish increases as the abrasive grain diameter "d" increases.In order to achieve smooth surface and remove surface damage, the …
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The traditional finishing processes have various limitations such as to finish complex shapes, small sizes, etc. The deficiencies in the conventional finishing processes led to the exploitation of advanced finishing process like magnetic abrasive finishing (MAF). In MAF, the workpiece kept between the two poles of a magnet.
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The surface roughness is a vital parameter to evaluate finishing ability. By establishing a prediction model of workpieces' surface roughness, influences of the abrasive size, spindle speed, machining gap, and magnetic flux density on roughness changes are explored to achieve the objective …
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The magnetic abrasive finishing process using the magnetic machining tool was proposed to finish the internal surface of the thick tube (the thickness of the tube is 5~30 mm). It has been proved that this process can improve the roundness while improving the roughness. In this paper, we mainly study the machining mechanism of roundness …
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The process involves the use of a magnetic field to hold abrasive particles in a slurry against the workpiece surface to remove the material and achieve the desired surface finish. MAF …
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With the development of semiconductors, optics, aerospace, and other fields, the requirements for surface finish are constantly increasing. Correspondingly, there are higher requirements for machining technology [], abrasive-cutting process [2, 3], finishing process, etc.The magnetic abrasive finishing (MAF) process is considered to be one of the …
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In this paper, recent trends in the magnetic abrasive finishing process are presented along with a critical review. The review includes MAF principles, tools, hybridization, modeling, and simulation of the process. Apart from plane MAF, the principle of MAF for cylindrical workpieces, the mechanism of material removal and the effect of ...
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5. LITERATURE REVIEW NAME TITLE OUTCOMES T.Mori, K.Hirota, Y. Kawashima (2003) Clarification of magnetic abrasive finishing mechanism 1. There is brush forming energy involved in the formation of magnetic abrasive brush in the MAF process. 2. Most of the normal force applied within the area of 1mm radius and the degree concentration …
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Magnetically assisted abrasive finishing (MAAF) processes are the precision material removal processes that have been applied to a large variety of materials from brittle to …
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The magnetic abrasive finishing (MAF) process is considered to be an effective method to improve the surface finish. The grinding tool of the MAF process is the magnetic brush composed of tiny particles combined under the …
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The magnetic abrasive finishing (MAF) process was introduced by American and Russian researchers [].The MAF process is one of the significant non-traditional metal finishing processes by employing magnetic fields and magnetic abrasive particles [].In the MAF process, a magnetic field is used to force abrasive particles against the target surface; furthermore, …
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a Magnetic abrasive finishing process. In particular, the effects of the magnetic field and ferrous particles were investigated. It was concluded that the pole arrangement can be adjusted to control the strength of the magnetic field, and a stronger field results in the proper rotation of more types of mixed-type magnetic ...
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Magnetic abrasive finishing (MAF) is one of the nontraditional machining processes, which can realize the decrease of surface roughness value and improvement of wear resistance and mechanical properties by interaction and relative motion between the media and the workpiece (Kurore et al., 1983).MAF has been used to finish solid or hollow cylindrical …
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This paper proposes a novel magnetic abrasive finishing (MAF) process that uses an auxiliary magnetic machining tool for the internal surface finishing of a thick-walled tube. The auxiliary magnetic machining tool and external poles form a closed magnetic field circuit. Thus, a stronger magnetic force can be generated during the process. In the current …
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This research studies the factors affecting the conditions required for successful uniform internal finishing of SUS304 stainless steel bent tube by a Magnetic abrasive finishing process. In particular, the effects of the magnetic field and ferrous particles were investigated. Local intensification of the magnetic field is accomplished by offsetting the axis …
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The magnetic abrasive finishing (MAF) process is an ultra-precision surface finishing technology. In order to further improve the finishing efficiency and continuity, a magnetic abrasive finishing process using the …
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In order to achieve the finishing of complex microsurface, the magnetic abrasive finishing process using alternating magnetic field was proposed. In this paper, the mechanism of the magnetic abrasive finishing process using alternating magnetic field was investigated. At the same time, the influence of magnetic particle size and magnetic field frequency on …
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MAGNETIC ABRASIVE FINISHING - Download as a PDF or view online for free. ... 325-328. V. K.singh, et al. "Effect of working gap and circumferential speed on the performance of magnetic abrasive finishing process." Wear 250.1 (2001): 384-390 Chang, Geeng-Wei, Biing-Hwa Yan, and Rong-Tzong Hsu. ...
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