Borehole casings are manufactured to DIN 4925 standard with trapezoidal threads and female belled-ends. To ensure a superior leak-free joint, The male threaded ends can also be fitted with a rubber O-ring. Which is a proven design technique that is widely used to prevent contaminated water from entering the wells.
In addition, We also manufacture a range of borehole casings – these are labelled PLASCO CASE and PLASCO SCREEN in the specification table below.
