Ch16

POWDER METALLURGY ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Powder Metallurgy (PM) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Powder Metallurgy is Important ,[object Object],[object Object],[object Object],[object Object]

More Reasons Why PM is Important ,[object Object],[object Object],[object Object],[object Object],[object Object]

Limitations and Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PM Work Materials ,[object Object],[object Object],[object Object]

Collection of PM Parts (photo courtesy of Dorst America, Inc.

Engineering Powders ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Measuring Particle Size ,[object Object],[object Object],[object Object],[object Object],[object Object]

Screen Mesh for Sorting Particle Sizes

Interparticle Friction and Powder Flow ,[object Object],[object Object],[object Object],[object Object]

Observations About Interparticle Friction ,[object Object],[object Object],[object Object],[object Object],[object Object]

Particle Density Measures ,[object Object],[object Object],[object Object],[object Object]

Packing Factor ,[object Object],[object Object],[object Object],[object Object],[object Object]

Porosity ,[object Object],[object Object],[object Object],[object Object]

Chemistry and Surface Films ,[object Object],[object Object],[object Object],[object Object],[object Object]

Production of Metallic Powders ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],Gas Atomization Method

Iron Powders for PM ,[object Object]

Conventional Press and Sinter ,[object Object],[object Object],[object Object],[object Object],[object Object]

Conventional PM Production Sequence ,[object Object]

Blending and Mixing of Powders ,[object Object],[object Object],[object Object],[object Object]

Compaction ,[object Object],[object Object],[object Object],[object Object]

Conventional Pressing in PM ,[object Object]

[object Object],Press for Conventional Pressing in PM

Sintering ,[object Object],[object Object],[object Object],[object Object]

Sintering Sequence on a Microscopic Scale ,[object Object]

[object Object],Sintering Cycle and Furnace

Densification and Sizing ,[object Object],[object Object],[object Object],[object Object],[object Object]

Impregnation and Infiltration ,[object Object],[object Object],[object Object],[object Object],[object Object]

Impregnation ,[object Object],[object Object],[object Object]

Infiltration ,[object Object],[object Object],[object Object],[object Object]

Alternative Pressing and Sintering Techniques ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Materials and Products for PM ,[object Object],[object Object],[object Object]

PM Materials – Elemental Powders ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PM Materials – Pre-Alloyed Powders ,[object Object],[object Object],[object Object],[object Object],[object Object]

PM Products ,[object Object],[object Object],[object Object],[object Object],[object Object]

PM Parts Classification System ,[object Object],[object Object]

[object Object],Four Classes of PM Parts

Design Guidelines for PM Parts - I ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Design Guidelines for PM Parts - II ,[object Object],[object Object],[object Object],[object Object],[object Object]

Side Holes and Undercuts ,[object Object]

Design Guidelines for PM Parts - III ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Chamfers and Corner Radii ,[object Object]

Ch16

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Ch16