Standards compliance: GB/T17633, ASTM D4716, ISO 12958, SL/T 235
This tester is used to determine the geotextiles horizontal permeability under adjustable normal pressure and hydraulic gradient. It’s equipped with filter system to avoid the impurity in the water.
1. Max Sample size: 100×200×40mm(W×H×L), or tailor-made
2. Normal pressure on the sample: 0-500kPa adjustable
3. Hydraulic gradient adjusting range: 0-800mm
1. Permeability pressure cell: alloy aluminum pressure chamber, organic glass container, up and down latex gasket.
2. Normal pressure loading device: including accurate stainless steel pressure gauge, pressure regulating valve, air source, switchs, pipe, loading frame etc;
3. Water filtering system;
4. Water head pressure measure pipe, water supply tank, water inlet switch, water outlet measure unit or dip stool.