Scope of Application

【Operating Instructions】

Used to determine the permeability coefficient of geosynthetic clay liners (GCL) under specified hydraulic pressure difference conditions over a certain period of time.

YS1208 Bentonite Pad Permeability Tester

Scope of Application

Used to determine the permeability coefficient of geosynthetic clay liners (GCL) under specified hydraulic pressure difference conditions over a certain period of time.

Compliance Standards

• ASTM D5887

• SL 235-2012

• JG/T 193

• Note: Complies with the above standards, but is not limited to them.

Instrument Features

1. Corrosion Resistance: The whole machine adopts an all-stainless steel design, offering resistance to acid, alkali, and corrosion.

2. Durability: Manufactured from aluminum alloy with sandblasting oxidation treatment; colorfast for 30 years.

3. Visibility: Fully transparent organic glass (acrylic) pressure chamber cylinder, making the testing process clearly visible.

4. Hardware: Stainless steel bolts and tie rods for strong corrosion resistance.

5. Display: Digital display of test data for intuitive reading.

Technical Specifications

1. Specimen Diameter: Φ100 mm.

2. Test Force: 50 MPa.

3. End Pressure: 0 - 550 kPa, continuously adjustable.

4. Pressurization Method: Air pressure, uniform pressure increase rate of 70 kPa/min.

5. Porous Stone Diameter: Φ100 mm.

6. Dimensions: 610 × 730 × 1850 mm.

7. Weight: 150 kg.