Rock tunnel boring machines progress through hard rocks without need for confinement. Nevertheless, on some sites the filling of the annular gap requires the use of a suitable tail seal grease. Protection of the main bearing, hydraulics and boring additives are also essential to the correct operation of the tunnel boring machine.
CONDAT offers a complete range of specific products and lubricants for rock tunnel boring machines.
In addition, CONDAT offers equipment suitable for facilitating implementation of our lubricants:
For more information about the products, their implementation, and a good match between the situation encountered and the solution to be considered, contact our technical experts in tunnel boring.