Opening Size Tester (Wet Sieving)
Geotextile Opening Size Tester (Wet Sieving), to determine the characteristic size of the openings of a single layer of a geotextile or geotextile-related product using the wet-sieving principle. Geotextile Opening Size Tester complies with ISO 12956, GB/T 17634, SL/T 235, etc.