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Posted inPowder Metallurgy
What’s a Net Shape Part?
With powder metallurgy, you identify your powder of choice and your vendor pours it into…
Posted inPowder Metallurgy
HOW METAL POWDER IS MADE
When most people think of the metal-making process, they picture a stream of molten metal pouring…
Posted inPowder Metallurgy
Making Metal Powder
The first step in the overall powder metallurgy (PM) process is making metal powders. There…
Posted inPowder Metallurgy
Metallurgy – Ores and minerals
Metals occur in nature sometimes in free or native state, but most of these occur in nature…
Posted inPowder Metallurgy
Metallurgy – Purification of metals
(a) Electrolytic refining This is one of the most convenient and important method of refining…
Posted inPowder Metallurgy
Metallurgy – Purification of ores
The ore is generally associated with rock impurities like clay, sand etc. called ' gangue or…
Posted inPowder Metallurgy
Permeability and Flow Rate
Sizing a hopper outlet or feed tube to achieve the required discharge rate is more…
Posted inPowder Metallurgy
Testing of Flow Rate
Flow of metal powders is determined by standard methods developed by ASTM and MPIF. Flow…
Posted inPowder Metallurgy
Variables Affecting Flow Rate
Flow characteristics are dependent on several variables, including interparticle friction, particle shape and size, type…
Posted inPowder Metallurgy
Attrition Mills
Milling in an attrition mill (Fig. 24) is effected by the stirring action of an agitator that…