Pileman® - Tunneling is selected grade bentonite being processed using precise addition of processing chemicals and through extrusion process to offer a well-balanced rheology even without any supporting polymer. This product is designed to work at a dosage between 45- 50kg/m3. Usage of this product is recommended as face support on both micro and large slurry TBM’s on all conventional soil types. When used as a side support, the product mix with Easy Bore Gel polymer will result in exceptional reduction in tunnel pressure Product features: