They produce parts without the residual stresses or heat-affected zones often left by traditional tools. 2. Classification of NCM Processes

One of the most valuable slides in your presentation will be a detailed comparison matrix. This table should allow the audience to quickly assess the trade-offs between different processes for a given application. The table below provides a model for this comparison.

: Chemical Processes: Electrochemical Machining (ECM Ion Dissolution).

: High-frequency (20 kHz) electrical signals convert into mechanical vibrations via a transducer. The tool vibrates against an abrasive slurry (boron carbide or silicon carbide) mixed with water, fracturing the workpiece surface through micro-chipping. Materials : Glass, ceramics, quartz, and gemstones.

Uses ultra-high-pressure water to cut soft materials; Abrasive Water Jet (AWJM) adds grit to cut metals and stone. B. Electrochemical Processes

Non-conventional machining processes, also known as advanced machining processes or modern machining processes, are techniques that use non-traditional methods to remove material from a workpiece. These processes differ from conventional machining methods, which use tools with a defined cutting edge. Non-conventional machining processes utilize energy-based methods, such as mechanical, thermal, electrical, or chemical energy, to remove material.

: Electrochemical Machining (ECM), Chemical Milling. 3. Deep Dive: Key Processes

Non-conventional machining processes, also known as unconventional machining processes or advanced machining processes, refer to a group of machining methods that do not use traditional cutting tools, such as turning, milling, drilling, and grinding. These processes are used to manufacture complex shapes and geometries in various materials, including hard and brittle materials, that are difficult or impossible to machine using conventional methods.

Combining EDM with Ultrasonic vibrations (USM-EDM) significantly increases material removal rates and helps flush debris more effectively.

[Your Name/Department] Date: [Current Date] Version Reviewed: Updated PPT v2.0 Overall Verdict: Good with Minor Revisions Required (or Excellent / Needs Significant Improvement )

As industries like aerospace, biomedical engineering, and electronics evolve, manufacturing requirements become more stringent. Traditional machining faces major limitations when dealing with:

Why it matters: Environmental regulations (e.g., EU REACH, OSHA) are banning toxic dielectrics.