Credits: 3 (3-0-0)
Prerequisites: MLL262
Overlaps with: MCL133
Description
Introduction – Historical background, important steps in powder metallurgy (P/M) process – Advantage and Limitations and Applications.
Methods – Production of ceramic powders, automation, rapid solidification technique. Characteristics: sampling – chemical composition, particle shape and size analysis, Surface area, packing and flow characteristics, Porosity and density, compressibility, Strength properties. Blending and mixing of metal powders; Compaction of powders, pressure less and pressure compaction techniques, Hot temperature compaction – Uni-axial hot pressing, Hot extrusion, Spark sintering, Hot isostatic pressing, Injection moulding – Sintering: Types, Theory, process variables, Effects, atmospheres, metallographic technique for sintered products.
Post sintering operations; Products: Porous parts, sintered carbides, cermets, dispersion strengthened materials, electrical applications, sintered friction materials.
Atomization, Mechanical alloying, Metal Injection moulding, Microwave sintering and self propagating high temperature synthesis.
Prerequisite Tree
flowchart TD
MLL365-495[MLL365]
MLL262-495 --> MLL103-495[MLL103]
MLL262-495 --> CLL110-495[CLL110]
MLL365-495 --> MLL262-495[MLL262]
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