201-35 Particle size analyzer and Fisher sub sieve sizer
Particle size analyzer is a general term for the instruments which can measure particle size. Particle size analyzer includes many measuring principle. Average particle size analyzer is one of them. It is an instrument that measures the average particle size of powder particles. The average particle size analyzer only has one measuring principle. That is HMK-22 fisher sub sieve sizer Air permeability Method, also called Fisher Method.
303-29 What should be done when the powder stops flowing when using hall flowmeter to test powders’ flowability
