Pastex 401 is a high performance, thixotropic casing-in adhesive for non recirculating systems such as the Smythe 3-wing. Pastex 401 has excellent to many difficuly case materials such as PVC, leather and OPP.

Pastex 401 is clean to use and is non-dripping in the applicator pot, and can also be used in paste end-papering machines.

The thixotropic rheology makes Pastex 401 suitable for some hand-applications.