**3. Classification of advanced manufacturing techniques**

#### **3.1 General classification of advanced manufacturing techniques**

A general classification is described in **Figure 3**. Techniques like ultrasonic machining, water jet machining, abrasive water jet machining, abrasive jet machining, abrasive flow machining, magnetic abrasive flow machining are classified under Mechanical category. Plasma earth machining, laser beam processing, electron beam processing, electric discharge machining, ion beam machining etcetera
