This is a manufacturing operation in which we used to make desired shapes by using an electrical spark. Principle, applications, process parameters, and modelling. Edm machining process is also known as spark erosion machining. Electric discharge machining basic terms and working learn and grow.
Welcome to the course on advanced machining processes. Today we are going to discuss a new topic that is called electrodischarge machining or in brief it is called edm. Electrical discharge machines mitsubishi electric fa. Let us just see what are those parameters which we have already discussed in the last 2 lectures. Edm process, electrodischarge grinding process, and. Paul,department of mechanical engineering, iit kharagpur.
In electric discharge machining process an arc is produced when two currentcarrying wires are shortcircuited. Diesinker edm and wire cut electric discharge machining. So here this electrodes are actually tool and workpiece. Electric discharge grinding, electric discharge diamond. Diesinker edm and wire cut electric discharge machining wedm duration. Wire electric discharge machining wire edm youtube. Edm process is best suited for machining the following materials like hardened tool steels, carbides, titanium, some super alloys like inconel, etcetera which. During this machining process, a small portion of metals is also eroded away, leaving a small cater. It is basically a hybrid machining process, combining the principles of electric discharge machining that is basic edm and electro chemical machining.
Wire electric discharge machining wire edm learn and grow. Pdf special electrical machines nptel notes r anitha. Developments in electric power supply configurations for electricaldischargemachining edm conference paper pdf available december 2003 with 447 reads how we measure reads. Electro discharge machining edm is an electrothermal nontraditional machining process, where electrical energy is used to generate electrical spark and. Part 2 deals with thermal machining processes for example, electric discharge machining, laser beam machining, electron beam machining, etc. So in the last lecture is discussed about the electric discharge machining. Lecture series on manufacturing processes ii by prof. Sharma, department of mechanical engineering, iit roorkee. Electro discharge machining edm process is a nonconventional and noncontact machining operation which is used in industry for high precision products.
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