Abrasive water jet machining awjm is a nonconventional manufacturing process, where material is removed from the work piece by impact erosion of pressurized high velocity water stream mixed with high velocity grit abrasives on a work piece. Because of its poor machinability to process it, among nontraditional processes abrasive water jet machining is commonly used. The abrasive flow machining afm is used to deburr, radius, polish and remove recast layer of components in a wide range of applications. Pdf as abrasive jet machining ajm is similar to sand blasting and effectively. This paper discusses the effects of various input parameters in abrasive jet machining ajm on the output parameter metal removal rate mrr. Abdelnaby used an ann to interconnect cutting variables and cutting performance for abrasive water jet machining. Abrasive water jet machining awjm of inconel 800h has commercial significance due to its good machining characteristics. Gstf journal of engineering and technology jet is no longer accepting regular submissions. Abrasive jet machining ajm is a process that removes material from a workpiece through the use of abrasive particles entrained in a highvelocity gas stream. Preferential media for abrasive flow machining journal of. Accepted papers will be published continuously in the journal as soon as accepted and will be listed together on the special issue website. A study on the shape of the surface generated by abrasive. Results show the abrasive waterjet machining factors significance and their effect to noise environment.
An investigation of abrasive water jet machining on graphite. Ijedr1602152 international journal of engineering development and research. Common applications of abrasive jet machining process are provided below. Journal and book publications journal papers journal papers spelt. Water jet machining is one among the nonconventional machining processes which is suitable for machining of ceramics. Various abrasive particles used for machining in abrasive jet machining. Parametric optimization of abrasive water jet machining for mild steel. In the present study, an endeavor has been made to investigate the influence of process parameters in abrasive water jet machining process while machining tib 2 particles reinforced al7075 composite. The machining of such composites is a tedious process due to its higher strength. The current paper discussed a bibliometric overview of abrasive water jet machining research. Investigation of machining parameters in abrasive jet.
Loosesuspended abrasive particle machiningpolishing. Abrasive jet machining ajm is the process of material removal from a work piece by the application of a highspeed stream of abrasive particles carried in a gas or air medium from a nozzle. View abrasive jet machining research papers on academia. Diameter of holes of glass plates using different types of abrasive used for the experimental values. International journal of machining and machinability of materials. In this work, a fixture is developed to cut ceramics rods each of diameter varying from 9 to 7 mm and 30 mm length into two pieces. Abrasive jet machining ajm also known as abrasive microblasting or pencil blasting is an abrasive blasting machining process that uses abrasives propelled by high velocity gas to erode material from the work piece. The basic advantages of abrasive water jet machining is that no heat affected zones or mechanical stresses are left on an abrasive water jet cut surface, high flexibility and small cutting forces. A study of effect of process parameters of abrasive jet machining. The processing parameters, their importance and influence on the abrasive water jet machining system are finally compared and critically summarized to understand the process outputs as a function of input conditions. The results of the present work are used to discuss the validity of proposed model.
Caydas, h gurun, effect of traverse speed on abrasive waterjet machining of ti6al4v alloy, materials and design 28 2007 19531957. Get an overview of ajm process, mechanism, parameters, equipment, mrr, accuracy, capability, pros and cons, applications, controlling, etc. Parametric optimization of abrasive water jet machining of. A study on the shape of the surface generated by abrasive jet. This paper deals with various experiments which were conducted to assess the influence of. Composite materials, abrasive water jet machining, machinability, transvers speed, standoff distance. A machining operation is basically termed a material removal process, where material is removed in the form of chips. Shih 2006 subnanosecond monitoring of microhole electrical discharge machining pulses and modeling of discharge ringing, international journal of machine tools and manufacture, vol. Ajm should be avoided if work material is soft and ductile. A theoretical study of erosion phenomenon in abrasive jet. Abrasive water jet machining of composite materials a. It is an extended version of water jet cutting in which the water jet contains abrasive particles such as silicon carbide or aluminium oxide in order to increase the material removal rate mrr above that of water jet machining. The process makes use of an abrasive jet with high velocity, to remove material and provide smooth surface finish on hard work pieces. The rate of cutting in water jet machining, particularly while cutting ductile material, is quite low.
Operation, applications and a few limitations of ajm are briefly explained. Abrasive jet machining ajm process, parameters, equipment. International journal of machining and machinability of. Re use of abrasives is not recommended since the cutting ability of abrasive decrease after the usage and also the contamination of wear materials clogging the nozzle and the cutting unit orifice. Material removal in this process is due to erosion of a small volume with each particle striking the surface at high velocity. Projects related to abrasive jet micromachining also involve the affiliated laboratory of prof. Gstf journal of engineering technology jet print issn.
Find, read and cite all the research you need on researchgate. Abrasive waterjet manufacturing system consists of subsystems, by which the initial tool is created. Common uses include cutting heatsensitive, brittle, thin, or. A study of effect of various process parameters on abrasive. The main objective of this study is to be informative about the abrasive water jet research and to summarize the useful bibliometric information from the studies reported in this field. As abrasive jet machining ajm is similar to sand blasting and. Subsequently a theoretical model for predicting the material removal rate in abrasive jet machining drilling has been developed using semiempirical fracture mechanics relationships and quasistatic indentation approach. The conventional machining of ceramic components is a hard task because of its brittle nature. Common uses include cutting heatsensitive, brittle, thin, or hard materials. Feb 14, 2002 read a study on the shape of the surface generated by abrasive jet machining, journal of materials processing technology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Ajm is applied for many purposes like drilling, cutting, cleaning, and etching operation.
Abrasive jet machining ajm, also known as abrasive microblasting, pencil blasting and micro abrasive blasting, is an abrasive blasting machining process that uses abrasives propelled by a high velocity gas to erode material from the workpiece. This novel technology was first initiated by franz to cut laminated paper tubes in 1968 and was first introduced as a. Special issues devoted to the development of important topics in abrasive technology will be published periodically to compile selected papers from submissions to significant international conferences and. Inconel 800h has got wide applications due to its resistance to high temperature, corrosion. An experimental case study on machining of wood dustbased fillerreinforced polymer composites in abrasive water jet machining process and optimization of its process parameters via parametric. Stateoftheart in abrasive water jet cutting technology.
It is to be noted that, irrespective of the purpose, abrasive jet machining ajm is beneficial only for hard and brittle materials. An experimental study of abrasive jet machining sciencedirect. International journal of machine tool design and research volume 24, issue 1, 1984, pages 1929. Experiments were conducted based on taguchis l 27 orthogonal arrays and the process parameters were. Gstf jet will publish an annual special issue which is a collection of selected papers presented at gstf conference. The paper aims at designing a set up for abrasive jet machining. Abrasive water jet machining is a nontraditional machining process. It has been applied to rough working such as deburring and rough finishing, machining of ceramics and electronic devices. Current research and development in abrasive water jet. Technological cutting process by hydroabrazive erosion is. With the increase in nozzle tip distance ntd, the top surface. Loosesuspended abrasive particle machining polishing. In abrasive water jet cutting, a narrow, focused, water jet is mixed with abrasive particles.
Further challenges and scope of future development in abrasive jet machining are also projected. Abrasive jet machining ajm, also known as abrasive microblasting, pencil blasting and microabrasive blasting, is an abrasive blasting machining process that uses abrasives propelled by a high velocity gas to erode material from the workpiece. Numerical results have been computed and compared with experimental results. In the present paper an attempt has been made to optimise machining parameters employed in. Multi response optimization of awjm process parameters on. The basic advantages of abrasive water jet machining is that no heat affected zones or mechanical stresses are left on an abrasive water. One of them, abrasive jet machining is a nontraditional machining process in which a highpressure air stream and abrasive particles impinge on a work surface. It is one of the most versatile processes in the world. In abrasive jet machining, a focused stream of abrasive particles, carried by high pressure air or gas is made to impinge on the work surface through a nozzle and the work material is made to impinge on the work surface through a nozzle and work material is removed by erosion by high velocity abrasive particles. In the present research work, the effect of abrasive water jet awj machining parameters such as jet operating pressure, feed rate, standoff distance sod, and concentration of abrasive on kerf width produced on graphite filled glass fiber reinforced epoxy composite is investigated. Abrasive water jet machining awjm is one of the recent nontraditional methods that have been used widely in industry for machining of different materials in a variety of applications.
Bibliometric analysis of abrasive water jet machining. The paper presents aspects regarding an innovative nonconventional technology, abrasive water jet machining. Read a study on the shape of the surface generated by abrasive jet machining, journal of materials processing technology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Gotawala 1pg student, 2associate professor, 3assistant professor 1mechanical department. Abrasive water jet abrasive water jet cutting technology uses a jet of high pressure and velocity water and abrasive slurry to cut the target material by means of erosion.
International research journal of engineering and technology irjet eissn. This paper gives an overview of previously carried research on process parameters of abrasive jet machining and abrasive water jet. In a machining operation, the output parameter is achieved by controlling various input parameters. Abrasive jet machining ajm is the process of material removal from a work piece by the application of a high speed stream of abrasive particles carried in a gas medium from a nozzle. Technological cutting process by hydroabrazive erosion is performed by means of. Abrasive water jet turning awjt is an advanced machining technique surpassing the traditional turning by not inducing severe thermal or mechanical stresses. Abrasive jet machining ajm utilizes a high velocity jet of abrasives to remove material from work surface by impact erosion. The study also presents results regarding other technological operations possible to be.
An investigation of abrasive water jet machining on. Process characteristics of abrasive jet machining ijert. Abrasive jet, abrasive waterjet, and abrasive slurry jet micromachining are nontraditional microfabrication technologies that utilize high speed jets of microscopic particles to mechanically etch a wide variety of materials without generating heat or otherwise affecting material properties. Optimization of process parameters of abrasive water jet. In previous investigations, it has been found that three. Shukla, finite element analysis of multiparticle impact on erosion in abrasive water jet machining of titanium alloy, journal of computational and applied mathematics 236 2012 46004610. Research related to paper made use of the facilities of the pulp and paper centre university of toronto. There are so many process parameters which affect the quality of machined surface cut by awjm. Abrasive jet machining ajm is a processing nontraditional machine which operates materials without producing shock and heat. Material is removed from the workpiece by a flowing semisolid mass across the surface to be finished. Cutting rate can be achieved by mixing abrasive powder in the water to be used for machining. A study of effect of various process parameters on.
The journal of manufacturing processes jmp is an official journal of sme, in cooperation with the north american manufacturing research institution of sme namrisme. Water jet pressure, transverse speed and standoff distance have. A study of effect of process parameters of abrasive jet. Abrasive jet machining on soda lime glass an experimental investigation international journal of research publications the paper presents an experimentalbased study of abrasive jet machining ajm considering the effect of changing process parameters. Preferential media for abrasive flow machining journal. International journal of current engineering and technology, special issue2 2014. Abstract abrasive water jet machining awjm is one of the non conventional machining process for difficult to cut brittle, hard and thin materials. This paper deals with statistical modeling study of abrasive jet machining process influence of process parameters material removal rate. This article discusses the operation of principal components, advantages, and disadvantages of the ajm system. The following paper has been accepted for publication in the international journal of advanced manufacturing technology. Journal of engineering technology jet gstf singapore. The paper presents an experimentalbased study of abrasive jet machining ajm considering the effect of changing process parameters.
Srikanth and rao 5 abrasive jet machining also known as microabrasive blasting or pencil blasting is a nontraditional machining process in which the metal removal takes place due to high. Fabrication of optimal abrasive water jet machining using. The paper presents the experimental results obtained on a specially designed abrasive jet machining setup. Professor nassef leads the manufacturing research group in the department of. Abrasive water jet machining is frequently used in industry. The use of composite materials in various sectors like space, marine and automobile is high because of their properties like light in weight but of enough strength.
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