Cut grains

Aquifer

Cut grains of the

gravel filters

Cut openings of the well screen

0.1 to 0.6 mm

0.2 to 0.8 mm

0.3 to 1.2 mm

0.4 to 2.0 mm

0.5 to 3.0 mm

0.7 to 1.2 mm

0.1 to 0.5 mm

1.5 to 2.0 mm

1.7 to 2.5 mm

3.0 to 4.0 mm

0.5 mm

0.75 mm

1.00 mm

1.50 mm

2.00 mm