When these highvelocity abrasive particles are impinging onto the hard work pieces, it is possible to produce plastic deformation fracturing in the hard work materials also and this process is called as abrasive water jet machining. Abrasive jet machining is one of the unconventional machining processes which, using various operations such as deburring, polishing, cutting etc. Jet of abrasive particles is carried by carrier gas or. Download abrasive water jet machining process pdf at the end of the article. Pdf abrasive jet machining ajm also known as abrasive microblasting or pencil blasting is an abrasive blasting machining process that uses. Abrasive jet machining ajm is the process of material removal from a workpiece by the application of a high speed stream of abrasive particles carried in a gas medium from a nozzle. Ultrasonic machining process usm, water jet machining.
Pdf abrasive jet machining is one of the unconventional machining processes which, using various operations such as deburring, polishing. Abrasive jet machining basic terms and working duration. These are the mechanical processes where abrasives are used and there are few process, but these are predominantly used abrasive processes in the spectrum. 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. In this process chips are not formed like conventional machining processes e.
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. Abrasive water jet cut bamboo, bioresources 102, 19982008. The abrasive jet machining process is a non traditional machining process which operates without much shock and heat. Seminar abrasive jet machining full report download introduction to abrasive jet machining abrasive jet machining ajm is nontraditional manufacturing process. Abrasive jet machining is used for variety of operations like cutting, cleaning, and etching operation. In ajm the abrasive is much finer and the process parameters and cutting action are carefully controlled. One of them, abrasive jet machining is a nontraditional machining process in which a highpressure air stream and abrasive particles impinge on a work. Abrasive jet machining machining handbooks asm international. Ajm is mainly used to machine hard raw material, produce complex shape.
Scribd is the worlds largest social reading and publishing site. Introduction to abrasive jet machining process duration. Seminar abrasive jet machining full report download. The results showed that the feed rate and abrasive mass flow rate had significant effects on the surface quality. Pressure, feed rate, and abrasive mass flow rate influence. Difference between grinding and milling the abrasive grains in the wheel are much smaller and more numerous than the teeth on a milling cutter. Types of abrasive machining processes grinding honing lapping superfinishing polishing buffing abrasive water jet machining ultrasonic machining. In abrasive jet machining abrasive particles are made to impinge on work material at high velocity. Abrasive jet machining ajm is a process that removes material from a workpiece through the use of abrasive particles entrained in a highvelocity g. The abrasive jet machining is the process of impinging the highspeed stream of abrasive particles by highpressure gas or air on the work surface through a.
In the abrasive jet machining process, the abrasive particles are made to strike on the work material at high velocity. List its advantages, disadvantages and applications. The abrasive jet machining is the process of impinging the highspeed stream of abrasive particles by highpressure gas or air on the work surface through a nozzle and metal removal occurs due to erosion caused by highspeed abrasive particles. The cutting direction also affected the surface quality, but. Since the process is non thermal, nonchemical and nonelectrical it creates no.