Non Conventional Machining Process Ppt (2026 Release)

Non-Conventional Machining (NCM) processes, also known as Non-Traditional Machining (NTM), represent a group of material removal processes that do not use traditional sharp cutting tools or direct physical contact between a tool and a workpiece to remove material

. Instead, these processes utilize various forms of energy—such as thermal, chemical, electrical, or mechanical energy—to erode, melt, or vaporize material. www.improprecision.com Core Characteristics No Physical Tool Contact

: Unlike traditional milling or turning, there is often no direct contact between the tool and the workpiece. Energy-Based Removal

: Material is removed by utilizing electrical, thermal, chemical, or mechanical energy. Hardness Independence

: These processes can easily machine extremely hard or brittle materials (like ceramics and superalloys) that are difficult to process via conventional methods. Complex Geometries Non Conventional Machining Process Ppt

: They are ideal for producing intricate shapes, tiny holes, or complex internal cavities that traditional drills or cutters cannot reach. www.improprecision.com Classification by Energy Source According to Muthayammal Engineering College E3S Web of Conferences

, NCM processes are primarily classified by the type of energy used: Mechanical Energy Ultrasonic Machining (USM) : Uses high-frequency vibrations and abrasive slurry. Water Jet Machining (WJM) : Uses a high-pressure stream of water to cut materials. Abrasive Jet Machining (AJM)

: Uses a high-velocity stream of gas and abrasive particles. Thermal Energy Laser Beam Machining (LBM) : Uses a focused laser beam to melt or vaporize material. Electric Discharge Machining (EDM)

: Uses spark erosion between an electrode and the workpiece. Plasma Arc Cutting (PAC) : Uses high-temperature ionized gas (plasma) to cut. Chemical and Electrochemical Energy Electrochemical Machining (ECM) Slide 4: Mechanical Processes – Abrasive Jet Machining

: Uses an electrolytic process to "dissolve" material into a solution. Chemical Machining (CHM)

: Uses controlled chemical etching (acid/alkali) to remove material. rwdtool.com Comparison: Conventional vs. Non-Conventional

The following table highlights the differences between traditional methods (like LeadRP's list of turning/milling) and non-conventional methods: www.improprecision.com Conventional Machining Non-Conventional Machining Tool Material Must be harder than the workpiece Can be softer than the workpiece Material Removal Direct contact / Chip formation Erosion, melting, or chemical action Energy Source Mechanical (Physical Force) Thermal, Electrical, Chemical, etc. Surface Finish Risk of thermal damage/burrs Generally smoother, stress-free finish Complexity Limited by tool shape/size Can create highly complex geometries Common Industrial Applications

: Machining cooling holes in turbine blades and working with tough heat-resistant alloys. EDM: Pulse current

: Creating tiny, high-precision surgical instruments and implants. Electronics

: Micro-machining of semiconductor wafers and circuit board components. Die and Mold Making : Producing complex injection molds using Electrochemical Machining (ECM) www.e3s-conferences.org specific process like EDM or Water Jet Machining for your presentation? Select Conventional or Non-conventional Machining Process

Slide 1: Title Slide

Title: Non-Conventional Machining Processes Subtitle: Advanced Manufacturing Techniques for Hard Materials Presented by: [Your Name] Date: [Date]

Slide 4: Mechanical Processes – Abrasive Jet Machining (AJM)

Slide 11: Advantages & Disadvantages

Slide 2: Electrical Discharge Machining (EDM) – The Spark of Genius

Slide 5 — Key Parameters (table)