This machine adopts the Gellai method for measurement, suitable for measuring the average air flow rate per unit area of paper or cardboard, textiles, non-woven fabrics, plastic films and other products in the papermaking industry, at unit time and unit pressure difference.
[Scope of Application] This machine adopts the Gellai method for measurement, suitable for measuring the average air flow rate per unit area of paper or cardboard, textiles, non-woven fabrics, plastic films and other products in the papermaking industry, at unit time and unit pressure difference. [Compliant with standards] GB/T 5402-2003 Paper and Board-Determination of Air Permeability (Medium Range) Gellai Method ISO5636-5-2013 Paper and Board-Determination of Air Permeability and Air Resistance (Medium Range) - Part 5: Gellai Method
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