ISO 11058 ASTM D4716 Geotextile Permeability Tester Geotextiles Vertical Permeability Coefficient Testing Machine
Scope of application
The geotextile permeability tester (for use in the water conservancy industry or in accordance with national standards) is used to test the vertical permeability coefficient and permeability rate of geotextiles and composite materials under no-load conditions, constant water head, and in laminar flow conditions.
Relevant standards
SL/T235-2012, GB/T15789, ISO11058, ASTM D4716
ISO 11058 ASTM D4716 Geotextile Permeability Tester Geotextiles Vertical Permeability Coefficient Testing Machine
Technical Specification
Maximum water head pressure difference | 250 mmH2O |
Inner diameter of the holder | 50 ± 0.5 mm |
Applicable sample thickness | 20 mm |
Time controller | Can be set from 0 to 99.9 seconds; time control accuracy: 0.1 seconds |
Graduated cylinder | 1000 ml (measurement accuracy: 10 ml) |
Water level indicator | Division value: 1 mm |
Temperature range & sensor | - Temperature range: 0 - 60℃ (accuracy: 0.1℃) |
Power supply | AC 220V ± 10% 50Hz |
Dimensions | 400 × 500 × 850 mm |