A study of the material removal mechanism of,
Jan 27, 2018· A study of the material removal mechanism of polycrystalline diamond in electrical discharge machining based on spectroscopic measurement., A study of the material removal mechanism of polycrystalline diamond in electrical discharge machining based on spectroscopic measurement. Int J Adv Manuf Technol 96, 697–704 (2018),MODELLING AND PREDICTION OF MATERIAL REMOVAL RATE,MODELLING AND PREDICTION OF MATERIAL REMOVAL RATE IN ELECTRICAL DISCHARGE DIAMOND SURFACE GRINDING PROCESS OF INCONEL-718 Harlal Singh Mali 1*, Deepak Unune 2, Sandeep Tiwari 3 1* Assistant Professor, Malaviya National Institute of Technology, Jaipur, 302017, harlal.singh@gmailDEVELOPMENT AND EXPERIMENTAL INVESTIGATION OF,Yadav et al. (2008) have observed for Electro-Discharge Diamond Grinding (EDDG) process, developed new experimental setup to increase the material removal rate of the hard materials and studied the influence of various factors on the performance characteristics, such as current, wheel speed, pulse-on time and duty factorExperimental investigation on electrical discharge diamond,,Sep 18, 2017· Koshy P, Jain VK, Lal GK (1996) Mechanism of material removal in electrical discharge diamond grinding. Int J Mach Tools Manuf 36(10):1173–1185. Article Google Scholar 22. Choudhury SK, Jain VK, Gupta M (1999) Electrical discharge diamond grinding of high speed steel. Mach Sci Technol 3(1):91–105Active gap capacitance electrical discharge machining of,,Jun 01, 2020· Cao and Zhang (2004) invented a new process called increased explosive electrical discharge grinding (IEEDG) which enhanced the material removal rate in machining polycrystalline diamond. The use of dielectric plays a significant role on the performance of EDM due to its important functions of flushing away debris and reducing machining,Metal removal mechanism in electrical discharge | My,,Apr 29, 2018· ABSTRACT Metal removal mechanism in electrical discharge machine is mainly a thermal phenomenon in which thermal energy is produced with the help of electrical pulses and is dissipated through workpiece, tool and dielectric fluid. This process is mostly takes place in those situations where either the material is very hard or needs machining of complex Continue reading "Metal removal,
Experimental study and parameter design of electro,
Dec 21, 2006· Koshy P, Jain VK, Lal GK (1996) Mechanism of material removal in electrical discharge diamond grinding. Int J Mach Tools Manuf 1173–1185. 6. Koshy P, Jain VK, Lal GK (1997) Grinding of cemented carbide with electrical spark assistance. J Mater Process Technol 72:61–68. Article Google Scholar 7.Performance study of Electrical discharge diamond face,,Jan 17, 2017· Bains et al., Fabrication and machining of metal matrix composites: A review, Materials and Manufa. Processes, 31 (2016) 553–573. Article Google Scholar [12] Koshy et al., Mechanism of material removal in electrical discharge diamond grinding, International J. of Machine Tools and Manufacture, 36 (10) (1996) 1173–1185.MODELLING AND PREDICTION OF MATERIAL REMOVAL,MODELLING AND PREDICTION OF MATERIAL REMOVAL RATE IN ELECTRICAL DISCHARGE DIAMOND SURFACE GRINDING PROCESS OF INCONEL-718 Harlal Singh Mali 1*, Deepak Unune 2, Sandeep Tiwari 3 1* Assistant Professor, Malaviya National Institute of Technology, Jaipur, 302017, harlal.singh@gmailStudy of electrical discharge grinding using metal matrix,,termed electrical discharge diamond grinding (EDDG) utilizes a metal bonded diamond-grinding wheel and, In EDM, melting and evaporation form the material removal mechanisms. The surface layer produced by EDM has usually been divided into three different zones, namely, resolidifi ed zone, heat affected zone and unaf-,DEVELOPMENT AND EXPERIMENTAL INVESTIGATION OF,Yadav et al. (2008) have observed for Electro-Discharge Diamond Grinding (EDDG) process, developed new experimental setup to increase the material removal rate of the hard materials and studied the influence of various factors on the performance characteristics, such as current, wheel speed, pulse-on time and duty factorModeling of material removal rate in electric discharge,,Nov 01, 2013· The mechanism of material removal in electric discharge grinding (EDG) is very complex due to interdependence of mechanical and thermal energies responsible for material removal. Therefore, on the basis of conceived process physics for material removal, an attempt has been made to predict the material removal rate (MRR).
Experimental Investigations into Electric Discharge,
The material removal mechanism in electrical discharge diamond grinding (EDDG) was studied by Koshy et al. and it was found that the discharges thermally softened the work material in grinding zone and the normal force and the grinding power were decreased [27-29]. The improvedWear mechanism of metal bond diamond wheels trued by,Aug 02, 2013· Wear 252 (2002) 644–653 Wear mechanism of metal bond diamond wheels trued by wire electrical discharge machining Brian K. Rhoneya, Albert J. Shiha,∗, Ronald O. Scattergoodb, Ronald Ottc, Samuel B. McSpaddenc a Department of Mechanical and Aerospace Engineering, North Carolina State University, Raleigh, NC 27695, USA b Department of Materials Science andProc IMechE Part B: Experimental investigations of slotted,,electrical discharge diamond grinding (EDDG) process. Koshy et al.7 focused their studies on material removal mechanism of EDDG process and claimed that electric discharges are used to thermally soften the work mate-rial, resulting in the decrease in grinding forces and spe-cific energy. Choudhury et al.8 studied the effect ofA Study of the Materials Removal Mechanism of Grinding,,Sep 01, 2018· It was found that during the process, not only a high materials removal rate but also a good surface quality can be obtained, the last question but not the least, the materials removal mechanism of G-ECDM is still unclear. And in this paper, it is mainly aimed at the study of the material removal mechanism.Optimization of Electro-Discharge Diamond Surface Grinding,,The present paper reports the optimization of process parameters in hybrid machining process (Electro-Discharge Diamond Surface Grinding) of Ti-6Al-4V with multiple performance characteristics using the combination of Grey Relational Analysis (GRA) and Taguchi approach. The various input process parameters in this work are wheel speed (RPM), duty factor, current (ampere) and pulse on-time (µs).The Performance of Polycrystalline Diamond (PCD) Tools,,To improve the machining efficiency, electrical discharge grinding (EDG), which is a variation of electrical discharge machining (EDM), has been used as an alternative method for the machining of PCD. The material removal mechanism of EDG is similar to that of EDM in which facial PCD material are eroded by continuous sparks.
Surface and subsurface damage of reaction-bonded silicon,
Jul 01, 2020· Damage mechanisms is revealed in electrical discharge diamond grinding. • It is found that appropriate discharge energy facilities ductile material removal. • Appropriate discharge energy with diamond grinding produce a thinner damage layer. • Nanostructure change of SiC and C phases is revealed in subsurface.The Performance of Polycrystalline Diamond (PCD) Tools,,Polycrystalline diamond (PCD) tools are widely used in industry due to their outstanding physical properties. However, the ultra-high hardness of PCD significantly limits the machining efficiency of conventional abrasive grinding processes, which are utilized to manufacture PCD tools. In contrast, electrical discharge grinding (EDG) has significantly higher machining efficiency because of its,Model-driven design of a fast material removal electrical,,Model-driven design of a fast material removal electrical discharge machine Bo Hu 1, John P.T. Mo *, Songlin Ding and Milan Brandt1 Abstract: In order to minimize cost of machining, modern aerospace compo-nents are highly unitized to utilize functions of multi-axes CNC machining centres.Electrical discharge machining - Wikipedia,Electrical discharge machining (EDM), also known as spark machining, spark eroding, die sinking, wire burning or wire erosion, is a metal fabrication process whereby a desired shape is obtained by using electrical discharges (sparks). Material is removed from the work piece by a series of rapidly recurring current discharges between two electrodes, separated by a dielectric liquid and subject,Study of electrical discharge grinding using metal matrix,,termed electrical discharge diamond grinding (EDDG) utilizes a metal bonded diamond-grinding wheel and, In EDM, melting and evaporation form the material removal mechanisms. The surface layer produced by EDM has usually been divided into three different zones, namely, resolidifi ed zone, heat affected zone and unaf-,Experimental Investigations into Electric Discharge,,The material removal mechanism in electrical discharge diamond grinding (EDDG) was studied by Koshy et al. and it was found that the discharges thermally softened the work material in grinding zone and the normal force and the grinding power were decreased [27-29]. The improved
Proc IMechE Part B: Experimental investigations of slotted,
electrical discharge diamond grinding (EDDG) process. Koshy et al.7 focused their studies on material removal mechanism of EDDG process and claimed that electric discharges are used to thermally soften the work mate-rial, resulting in the decrease in grinding forces and spe-cific energy. Choudhury et al.8 studied the effect ofJournal of Engineering Investigation on the Material,,Investigation on the Material Removal Mechanism and the Thermal Aspects in the Electrical Discharge Machining Process Jagdeep Singh1, Vinod Kumar2 Mechanical Engineering Department, Thapar University Patiala, Punjab-147004, India ABSTRACT The aim of this paper is to study the Electro discharge machining process.Electrical discharge machining - Wikipedia,Electrical discharge machining (EDM), also known as spark machining, spark eroding, die sinking, wire burning or wire erosion, is a metal fabrication process whereby a desired shape is obtained by using electrical discharges (sparks). Material is removed from the work piece by a series of rapidly recurring current discharges between two electrodes, separated by a dielectric liquid and subject,Optimization of Electro-Discharge Diamond Surface Grinding,,The present paper reports the optimization of process parameters in hybrid machining process (Electro-Discharge Diamond Surface Grinding) of Ti-6Al-4V with multiple performance characteristics using the combination of Grey Relational Analysis (GRA) and Taguchi approach. The various input process parameters in this work are wheel speed (RPM), duty factor, current (ampere) and pulse on-time (µs).Effects of Electricity Parameters on Surface Quality of,,Modeling and Prediction of Material Removal Rate and Surface Roughness in Surface- Electrical Discharge Diamond Grinding Process of Metal Matrix Composites. Materials and Manufacturing Processes. 28 (2013) 381-389. DOI: 10.1080/10426914.2013.763678The Performance of Polycrystalline Diamond (PCD) Tools,,To improve the machining efficiency, electrical discharge grinding (EDG), which is a variation of electrical discharge machining (EDM), has been used as an alternative method for the machining of PCD. The material removal mechanism of EDG is similar to that of EDM in which facial PCD material are eroded by continuous sparks.
Electric Discharge Machining: Parts, Working, Applications,
May 12, 2020· Electric discharge machining, also known as spark erosion, electro-erosion or spark machining is a process of metal removal based on the principle of erosion of metals by an interrupted electric spark discharge between the electrode tool cathode and the work anode. Fundamentally, the electric erosion effect is understood by the breakdown of electrode material accompanying any formModel-driven design of a fast material removal electrical,,Model-driven design of a fast material removal electrical discharge machine Bo Hu 1, John P.T. Mo *, Songlin Ding and Milan Brandt1 Abstract: In order to minimize cost of machining, modern aerospace compo-nents are highly unitized to utilize functions of multi-axes CNC machining centres.Artificial neural network–based and response surface,,Mechanism of material removal in electrical discharge diamond grinding., Yadav, RN, Yadava, V. Intelligent modelling and prediction of slotted-electrical discharge diamond grinding of aluminium-silicon carbide-graphite composite. Int J Abras Technol 2013; 6: 93.Electrical Discharge Machining : Principle, Working,,Mar 25, 2017· Electrical discharge machining process works on the basic principle of spark generation and metal removed by spark erosion. EDM spark erosion is same as electric spark which burn a small hole in a piece of metal through witch it contacts. The spark generated by this process produces heat, which remove metal by erosion and evaporation.Electro Discharge Machining | 4m-association.org,Here the discharge energy is reduced to the order of 10-6 to 10-7 Joules in order to minimize the unit material removal. Based on the electrode being used, Micro EDM can be classified in to drilling, die-sinking, milling, wire EDM (WEDM) and wire electro-discharge grinding (WEDG) [A_20] [A_21].Research on Electrical Discharge Machining of,,polycrystalline diamond (PCD). However, the EDM plasma temperature of up to 12000K in the EDM process will cause damage to the machined surface. With emphasis on the cutting tool product, this study focuses on the analysis of the PCD surface damage caused by the Electrical Discharge Grinding (EDG) process and its optimization strategies.
