What are the properties used for the determination of powder metallurgy?

What are the general characteristics of the powder used for powder metallurgy?

There are three general: chemical composition, physical properties and process performance. The physical properties of the powder used for powder metallurgy mainly include those?

(1) particle shape of powder;

(2) the size and composition of the powder;

(3) the specific surface of the powder.

What are the main properties of powder metallurgy process for powder metallurgy? Mainly include the following five:

(1) loose packing density;

(2) the density of vibration:

(3) liquidity;

(4) compressibility;

(5) formability.