T.R. Vijayaram
Ananth Padmanabhan
- Professor Department of Mechanical Engineering, School of Mechanical Engineering, BIST, BIHER, Bharath University, Selaiyur, Chennai Tamil Nadu India
- Associate Professor Mechanical Engineering, SSN College of Engineering, Chennai Tamil Nadu India
Abstract
Chemical machining is a kind of material removal technique used to produce desired shapes and dimensions by selectively or completely removing material through carefully regulated chemical attack using etchant solutions, which are solutions of acids or alkalis. One type of chemical machining is chemical milling, also known as contour machining, etching, or chemiluminescence. The aerospace industry uses chemical milling to remove thin layers of material from extruded parts for aircraft frames. large aircraft components, and missile skin panels. While the component is removed by chemical dissolution rather than shearing, chemical in nature blanking is similar to blacking sheet metal in that it is used to create capabilities that pierce throughout the material’s the extra thickness. Chemical blanking is commonly utilized in the burr-free etching of electronic devices, decorative panels, thin sheet metal stampings, and intricate or tiny shape production. The process of photochemical processes blanking is also known as photo etching. It’s an adaptation of chemical grinding. Usually, photographic processes are used to remove material from a thin, flat sheet. Fine screens, printed circuit boards, electric motor laminations, flat springs, and color television masks are among the common uses for sunlight. blanking. One of the most recent and effective methods of removing metal from materials is electrical machining, which involves carefully dissolving an electrolytic cell’s anode. Metals and alloys that are tough or hard to machine through electromechanical machining are especially well suited for this method of fabrication. The ECM process is primarily used in the machining of hard-heat-resistant alloys, in the insertion of holes, in the creation of cavities in forging dies, and in the grinding of complex external shapes such as those of turbine blades, aerospace components, tungsten carbide, and alloy steel nozzles. The uncommon machining processes—chemical milling, chemical blanking, photochemical blanking, and electrochemical machining—that have been pointed out above are covered in this overview article. Additionally, the process variables for the aforementioned chemical machining processes methods and uses are described.
Keywords: Chemical machining, chemical milling, chemical blanking, photochemical blanking, electrochemical machining, process parameters, applications
[This article belongs to International Journal of Manufacturing and Production Engineering(ijmpe)]
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| Volume | 02 |
| Issue | 01 |
| Received | April 14, 2024 |
| Accepted | April 30, 2024 |
| Published | May 17, 2024 |