Characterization and optimization of abrasive water jet machining. Your custom mold base and special machining source iso 90012008. Abrasive water jet machiningbasic terms and working duration. Abrasive water jet cutting the following presentation contains facts about how abrasives are used in water jet cutting. To cut a wider range of materials from tool steel to titanium to foam, a granular typically garnet abrasive is added to the waterjet, increasing the cutting power. In these processes wjm and ajwm, the mechanical energy of water and abrasive phases are used to achieve material removal or machining. A waterjet machine uses a pump to eject water at an extremely high pressure of over 6,000 bars through a nozzle to cut. Variables in that influence the rate of metal removal and accuracy of machining in abrasive jet machining process are carrier gas. Abrasive water jet machining awjm is non traditional or nonconventional machining process. Learn about waterjets abrasive water jet cutting machine. In order to cut harder materials like metals or granite, an abrasive material is mixed in the water. A waterjet utilizes a high pressure stream of water to erode a narrow line in the stock material. Abrasive jet nozzle there is a difference between a pure water jet nozzle and an abrasive jet nozzle.
The present study aims to optimize the abrasive water jet machining parameters while machining aluminiumtungsten carbide composites. Water jet machining working principle, advantages and. Introduction abrasive water jet machining awjm is non traditional or non conventional machining process. Abrasive water jet machiningwjm mohit ostwal assistant professor department of mechanical engineering jodhpur institute of engineering. Mean number of abrasive particles per writ volume of carrier gas. Abrasive water jet machining wjm mohit ostwal assistant professor department of mechanical engineering jodhpur institute of engineering and technology, coed, jodhpur 2122016 mohitostwal,asst. Abrasive water jet machining of engineering materials jagadish. The present study attempts to investigate the performance of abrasive water jet machining process at low cutting pressure using selfdeveloped low cost waterjet. Because the abrasive is added at the nozzle, it is simple to switch between water only and abrasive. Wjm can be used to cut softer materials like plastic, rubber or wood. Abrasive waterjet cutting powerpoint ppt presentation.
Abrasive water jet machining awjm developed in 1974 to clean metal. Ppt abrasive%20jet%20machine powerpoint presentation. Abrasive water jet machining was introduced to manufacturing ten years ago and has been increasingly used for treating hardtomachine and multilayered. Ppt abrasive waterjet machining powerpoint presentation. Ppt abrasive waterjet cutting powerpoint presentation free to. Abrasive water jet machining developed in 1974 to clean metal prior to surface treatment of the metal. This book presents insights in green techniques used in conventional and advanced machining. Hence, this work deals with the assessment of the optimum process parameters in abrasive water jet cutting of carbon fiber reinforced plastic. Because the abrasive is added at the nozzle, through the mixing tube, it is simple to switch between water only and abrasive waterjet cutting. It facilitates versatile and effective machining, cutting, and shaping of metals and other materials.
Today we will learn about water jet machining and abrasive water jet machining principle, working, equipments, application, advantages and disadvantages with its diagram. It consists of various experimental case studies conducted by. Experimental investigations are carried out to know the effect of abrasive water jet process parameters on machining mg alloys and mg nanocomposites. To cut a wider range of material, a granular abrasive typically garnet is added to the high pressure waterjet stream, increasing the cutting power. It uses water jet working as a tool to cut the metal. Abrasive water jet machiningwjm mohit ostwal assistant professor jodhpur institute of engineering and technology. Wjm suitable for cutting plastics,rubber insulation, automotive carpeting and headliners, and most textiles. Harder materials such as glass, ceramics, concrete, and tough composites can be cut by adding abrasives to the water jet. In awjm, abrasive particles like sand sio2, glass beads are added to the water jet to enhance its cutting ability by many folds.
Global waterjet machine market 20152019 waterjet machines provide an efficient method of producing intricate components of machines with relative ease and precision. It is one of the most famous nontraditional machining process because it is environment friendly. Experimental investigation and optimization of abrasive water jet. It also provides information about the largest garnet abrasive manufacturers and exporters in india, like vv mineral. In these processes, the mechanical energy of water and abrasive phases are used to achieve material removal or machining. The two are mixed in a mixing tube and then exit the nozzle. Water jet machining abrasive water jet machning slideshare. With the abrasive jet nozzle, an opening in the side of the nozzle allows for the introduction of the abrasive to the highpressure water stream. Principles of abrasive water jet machining andreas w. Water jet machining wjm also called water jet cutting, is a nontraditional machining process in which highvelocity jet of water is used to remove materials from the surface of the workpiece. The waterjet cutting machine system consists of three.1151 897 1557 271 189 531 1380 128 1394 440 1608 694 898 1637 348 250 960 1220 211 263 927 537 278 601 290 1446 1184 113 1494 1442 947 1248 713 1181 102 299 1227