Opening Size Tester (Dry Sieving)


Model: TG020, Brand: TESTEX, Geotextile Opening Size Tester (Dry Sieving), to determine the apparent opening size (AOS) of a geotextile by sieving glass beads pass through a geotextile sample. Geotextile Opening Size Tester complies with ASTM4751, GB/T 14799, JTG E50 T1144, etc.