EPB Tunnelling foam for sticky clay

features and Benefits

TKF LIGNOFOAM is strongly recommended for use in all mixed EPB conditions, and specially in any difficult clay-rich face. TKF LIGNOFOAM has been specifically formulated to ease muck flow from the cutterhead to the screw, thus allowing faster advance. Specific benefits Reduced torque, rapid advance Easy plasticity and anti- sticking of clay Safe in use Very economical in use Benign environmental profile

Download Product Data Sheet here

(PDS revision 1)



How To Use

TKF LIGNOFOAM general treatment would be a 1.5 to 2.5% solution of TKF LIGNOFOAM applied at 10 until 15% of muck volume with foam expansion at between 200 and 700%. Contact us anytime for specific advice to suit your conditions.


TKF LIGNOFOAM is classified as IRRITANT. Please refer to MSDS (Material Safety Data Sheet) for this product.


Liquid: 25, 60, 200, and 1000 kg containers; bulk.