Standards: ASTM D4647, BS 1377:5
Utilized to evaluate the erosion on soil samples having high degree of sodium content, the Pinhole apparatus reproduces the water flowing in a cavity obtained from a soil specimen. The apparatus consists of a cylindrical container equipped at its ends of water inlet/outlet connectors, tube with graduated scale, base support with rod.
Weight: 4 kg approx.
Accessories:
S245-04 Constant level tank
V230-02 Tubing, inside 8 mm, 5 m long