201-5 What is the working principle of fisher sub sieve sizer?

Fisher Sub Sieve Sizer Principle 201-1

HMKTest HMK-22 Fisher Sub Sieve Sizer’s working principle is：

• Steady air flow pump produces a steady air flow.
• After stabilivolted by stabilivolt, the air is dried by the dryer and passes through the sample test area.
• The size of the powder determines the air permeability, which determines the height of the manometer level.
• The user can directly count the particle size of the powder from the reading board.

HMK-22 Fisher Sub-sieve Sizer and Fisher Scientific Sub-sieve Sizer Model 95 Parts Supplier Price Manual