Report on the quality inspection of iron powder

The test report of powder metallurgical reducing iron powder mainly includes the following aspects:

1) Total iron content;

The total iron content of TFe of reduced iron powder was tested with potassium dichromate titration.

2) bulk density and flow rate of iron powder;

The density and velocity of the powder are tested by the hall current meter.

3) particle size distribution of iron powder;

The particle size distribution of iron powder was tested by screening method.

4) sulfur, phosphorus, manganese, silicon and carbon content in iron powder;