Short notes in detail on the following

1 USM

2 AJM

3 WJM

4 ECM1

5 CHM

6 EDM

7 PAM

8 LBM

9 EBM

1.USM-ULTRASONIC MACHINING

• It is a mechanical material removal process,used to erode material in the form of fine holes and cavities in hard or brittle workpieces.
• It uses formed tools,vibrations of high frequency and a suitable abrasive slurry-mix.

• The USM process is suitable for machining brittle materials such as

  • Glass
  • Ceramics …