Automated Geomembrane Hydrostatic Durability Testing Machine
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Whats/App: +86 156 1874 6768
Web: standard-groups.com
Application
It is used to test the hydrostatic pressure resistance and permeability coefficient of nonwoven composite geotextile (one cloth, one film, two cloth, one film) produced with polyethylene and polyurethane as the substrate and other materials under the specified water pressure difference conditions.
Standard Test
JTG E50 T1142-2006: Test Procedure for Geosynthetic Materials in Highway Engineering - Hydrostatic Pressure Resistance Test
JTS/T 245-2023: Test Procedure for Geosynthetic Materials in Water Transport Engineering
GB/T 19979.1-2005: Geosynthetic Materials - Impermeability Performance - Part 1: Determination of Hydrostatic Pressure Resistance
GB/T 19979.2-2006: Geosynthetic Materials - Impermeability Performance - Part 2: Determination of Permeability Coefficient
GB/T 17642-2025: Geosynthetic Materials - Nonwoven Fabric Composite Geomembrane
Feature
Can be used in one machine, equipped with 2 sets of test fixtures, in line with the national standard hydrostatic pressure and permeability coefficient test;
High precision pressure system, using gas-liquid mixed structure, to ensure stable pressure;
Solenoid valve control water inlet and outlet;
Equipped with percolating water collection device to prevent the collected percolating water from evaporating;
Equipment safety protection device.
Parameters
| Technical Parameters | Specifications |
|---|---|
| Specimen Diameter | 200mm |
| Perforated Plate Hole Diameter | 3mm±0.05mm |
| Perforated Plate Hole Center Distance | 6mm |
| Infiltration Water Collection Pipe Capacity | 15ml |
| Permeable Water Collection Tube Precision | 0.1ml |
| Pressure Range | 0—2.5MPa |
| Pressure System Error | ±2% |
| Equipment Dimensions (L×W×H) | 900×600×14 |
Accessoriess
Standard accessories:Standard specimen fixture (matching 200mm specimen diameter)，Perforated plate (3mm hole diameter, 6mm center distance)，Infiltration water collection pipe (15ml capacity, 0.1ml precision)，Pressure system connection hoses，Operation manual & calibration certificate，Equipment mobile casters (with brake function)，Water collection device (anti-evaporation type).
Optional accessories:Custom specimen fixtures (for non-standard specimen sizes),High-precision pressure sensor (to improve pressure control accuracy),Data acquisition software (to record and export test data),Spare perforated plates (wear-resistant material),Seal gaskets (for specimen fixture sealing).
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