The cavity produced is the female mating image of the tool shape. Presented by Prof. B. BHATTACHARYYA Jadavpur University, Kolkata –32 E-mail: bb13@rediffmail.com ACKNOWLEDGEMENT 2 “MICRO ELECTROCHEMICAL MACHINING” from Introduction to Micromachining (Ed. Workpiece materials are 1 mm thickness of brass, … Electrochemical machining (ECM) is a metal-removal process based on the principle of reverse electroplating. A high amperage, low voltage current is passed through the cell, selectively dissolving away the material to be removed. A current of electrolyte fluid carries away the deplated material before it has a chance to reach the machining tool. Although a large number of those references appeared in what might be described as ‘non-learned’ journals, this still leaves the potential student with a difficult task if he wishes to review the state of the art.

MICRO MACHINING PROCESSES Dr. V. K. JAIN MECHANICAL ENGINEERING DEPARTMENT I.I.T KANPUR- 208016 e-mail : vkjain@IItk.ac.in. It is widely applied to the machining of Ti-6Al-4V components, which usually takes place in a multicomponent electrolyte solution. Works on the principle of anodic metal dissolution by electrical energy. Electrochemical Machining (ECM) 1. VKJain) OUTLINE OF PRESENTATION … 2/20/2016 ECM • Electrochemical Machining is one of the most potential unconventional machining process. In this process, particles travel from the anodic material (workpiece) toward the cathodic material (machining tool). Electrochemical machining (ECM) is a method of removing metal by an electrochemical process.

The basic working principle is based on Faraday law of electrolysis due to To know the effects of different workpieces to the MRR, experiments have been conducted on various workpiece materials using 2 mm-diameter of brass electrodes. Electrochemical Machining is a non-traditional machining process which is used to machine difficult-to-machine materials such as super alloys, Ti-alloys, stainless steel etc. Electrochemical machining (ECM) is a method of removing metal particules by an electrochemical process instead of standart machining methods. Its use is limited to electrically conductive materials. It is normally used for mass production and is used for working extremely hard materials or materials that are difficult to machine using conventional methods.

Electrochemical machining works on the Faraday law of electrolysis which state that if two electrode are placed in a container which is filled with a conductive liquid or electrolyte and high ampere DC voltage applied across them, metal can be depleted form the anode (Positive terminal) and plated on the cathode (Negative terminal). Electrochemical Machining (ECM) – Working Principle, Equipment, Advantages and Disadvantages with Application May 12, 2017 April 7, 2020 Pankaj Mishra 1 Comment Machining Process, Manufacturing Processes. Process overview /// PRECISE ELECTROCHEMICAL MACHINING (PECM) PECM is an advanced metal-working technique which can machine products that are difficult or impossible to produce through conventional techniques.It is an extremely accurate process, capable of machining any electrically conductive work, even new exotic metal alloys irrespective of their hardness, strength or thermal … Electrochemical machining is the reverse of electroplating. In this … Chapter 2 FUNDAMENTALS OF ELECTROCHEMICAL MACHINING 2.1 PRINCIPLE OF ELECTROCHEMICAL SHAPING 2.2 CURRENT DISTRIBUTION 2.3 THE "ideal" ECM PROCESS 2.4 TOOL-ELECTRODE DESIGN 2.5 THE "non-ideal" ECM PROCESS 2.6 MATHEMATICAL MODELING OF ECM SINKING PROCESS 2.7 PULSE ELECTROCHEMICAL MACHINING (PECM) 2.8 SURFACE ROUGHNESS …