Empilan® 2502 is a foam stabiliser for foam cavity filling used in tunneling applications.

Empilan® 2502 Empigen® BB is a coconut diethanolamide.Improves foam stability in foaming agent formulations (co-surfactant).In liquid form with activity % of 80.

We offer a range of soil conditioning agents for Earth Pressure Balance (EPB) tunneling applications.

Alongside our foaming agents we supply foam stabilizers and a catalyst for foam cavity filling. Selecting the correct foam profile ensures the job of soil extraction can be completed in a safer and more efficient manner, especially when operating under extreme site conditions, we can work together to create tailor made foaming agent formulations.


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