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Advanced machining processes

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703 min

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Manufacturing & Industrial

Manufacturing Engineering

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Why enroll

Participants join Advanced Machining Processes programs to gain in-depth knowledge of modern manufacturing techniques that address the limitations of conventional machining. These programs help learners understand how to machine hard, brittle, and heat-resistant materials with high precision and superior surface quality. By exploring non-traditional processes such as EDM, ECM, laser, and water jet machining, participants develop the ability to select appropriate processes for complex geometries and tight tolerances.

Additionally, participants benefit from industry-relevant insights, practical applications, and exposure to emerging technologies widely used in aerospace, automotive, biomedical, and advanced manufacturing sectors. The program enhances technical competence, problem-solving skills, and career readiness by aligning theoretical fundamentals with real-world manufacturing challenges and current industrial practices.

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5+ yrs experience·India

Is this course for you?

You should take this if

You work in Manufacturing & Industrial
You're a Manufacturing Engineering / Mechanical Engineering professional
You have 3+ years of hands-on experience in this field
You prefer self-paced learning you can revisit

You should skip if

You're new to this field with no prior experience
You need a different specialisation outside Manufacturing Engineering
You need live interaction with an instructor

Course details

Advanced Machining Processes encompass a set of non-traditional and high-precision manufacturing techniques used to machine materials that are difficult or uneconomical to process using conventional methods. These processes are particularly suited for high-strength alloys, hardened steels, composites, ceramics, and micro-scale components, where accuracy, surface integrity, and minimal material damage are critical.

Advanced machining includes processes such as Electrical Discharge Machining (EDM), Electrochemical Machining (ECM), Laser Beam Machining (LBM), Electron Beam Machining (EBM), Ultrasonic Machining (USM), Abrasive Water Jet Machining (AWJM), and Plasma Arc Machining (PAM). Unlike traditional cutting, material removal is achieved through thermal, electrical, chemical, or abrasive energy rather than direct mechanical contact.

These processes offer significant advantages, including high dimensional accuracy, the ability to produce complex geometries, excellent surface finish, reduced cutting forces, and minimal tool wear. Advanced machining plays a vital role in industries such as aerospace, automotive, biomedical, electronics, energy, and precision tooling, enabling the manufacture of intricate components that meet stringent performance and quality requirements.

source :NPTEL INDIA

Course suitable for

Key topics covered

chemical machining
electron beam machining EBM
modeling & simulation of surface generation in magnetorheological flow finishing process
abrasive water jet machining AWJM
ultrasonic machining USM

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

17 lectures11 hr 43 min

Chemical Machining part1
14 min
Chemical Machining part2
17 min
Electron Beam Machining EBM
28 min
Laser Beam Machining LBM
54 min
Electrochemical Machining Process
79 min
Electrodischarge Grinding Process and Diamond Grinding Process
36 min
Hybrid Machining Process using Electrochemical Machining Concept
44 min
Modeling & Simulation of Surface Generation in Magnetorheological Flow Finishing Process
54 min
Magnetorheological Polishing Fluid
43 min
Rotational Magnetorheological Abrasive Flow Finishing Process
28 min
Abrasive Flow Machining AFM
39 min
Magnetic Abrasive Finishing MAF or Mechanical Type Advance Finishing Process
41 min
Parameters of Mangnetorheological Abrasive Flow Finishing Process
21 min
Abrasive water jet machining AWJM
61 min
Ultrasonic Machining USM Part 2
64 min
Ultrasonic Machining USM Part 1
51 min
INTRODUCTION Advanced Machining Processes
29 min

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Questions and Answers

Q: You're sizing a roughing pass on a wire EDM and you google "wire edm cutting speed estimation for 50 mm tool steel" during a design review. The machine datasheet is missing, but you know typical discharge power and kerf. What order-of-magnitude cutting speed is defensible?

A: The right choice lands in the low single‑digit mm/min range, which balances typical EDM power density against kerf volume removal. Option B confuses wire transport speed with erosion rate. Option C ignores that flushing helps stability, not energy input. Option D overweights hardness while skipping discharge physics.

Q: You're reviewing a GA note and search "laser machining drawing symbol for heat affected zone limit" because QA flagged a mismatch. The drawing calls out ISO 9013:2002, but the supplier references ISO 9013:2017. What governs acceptance?

A: The accepted path is to hold to the cited version unless the contract shifts responsibility, keeping scope stable at startup. Option B assumes automatic supersession that contracts don't grant. Option C trades schedule for compliance without authority. Option D bypasses purchaser control of requirements.

Q: You notice on the DCS alarm list a note saying "dielectric low flow trip bypassed" and you search "edm dielectric flush failure fire risk" before startup. What physical risk remains even if overcurrent protection is healthy?

A: The real exposure is ignition from unstable arcs when flushing fails, which current limits don't stop. Option B treats wire break as harmless. Option C shifts to quality, not hazard. Option D ignores that degraded fluid changes ignition behavior.

Q: Your lead asks for a sanity check and you google "ultrasonic machining material removal rate estimate glass" with no test data available. Given abrasive size, amplitude, and contact area, what MRR makes sense?

A: The viable estimate stays low because fracture volume per impact is tiny even at high frequency. Option B multiplies frequency without limiting fracture size. Option C imports metal cutting intuition. Option D ignores brittle fracture mechanics.