303-33 How to dry the standard samples Chinese emery powder of Hall flowmeter?
The standard samples Chinese emery powder should be dried for 30 minutes in the air under the temperature of 105±10°. Then put it into the dryer and cool it to the indoor temperature.
303-1 What kind of instrument is the hall flowmeter?
AS-300A Hall Flowmeter︱Flow Meter Funnel︱Metal Powder Flow Rate︱Apparent Density︱Carney︱Manufacturer