Fast reacting, two-component polyurethane resin with short reaction time



WILLPUR® WL  is a hard-elastic,  fast-setting dual-component, urethane injection resin, free of CFCs and halogens, for sealing and consolidating in water-bearing zones, especially against water under pressure




  • fast reacting PU resin with short reaction time and high final strength 
  • foams easily on contact with water 
  • adaptable injection system with addition of WILLADD® THIX and WILLADD® FAST
  • in combination with the above additives it reacts as an expanding, foaming waterstop system

Main usages:

  • for the consolidation of unstable soils with disturbed geology
  • stops unexpected water inflows
  • stops water seepage and is used to seal underground structures, shafts, as well as workshops, dams and tunnel linings



Cure time (20°C):55 ± 15 (s)
Foam Factor:1
Reaction temperature< 130°C
Mixing ratio:1:1
TDS & MSDS available upon request 


 Packaging form 

Tin Canisters 20l

Component A: 21 kg
Component B: 25 kg

IBC 1000l

Component A: 1000 kg
Component B: 1200 kg

Other packaging forms upon request 


Dipl.-Ing. Karl-Heinz Lindenbauer

Head of Sales Civil Engineering & Mining (DACH region)

Phone:+49 231 9640 413
Mobile:+49 173 931 22 43

Dipl.-Ing. Paulo H. Tsingos

Head of Export Civil Engineering & Mining

Mobile:+49 173 940 58 40

Dipl.-Ing. Sergej Kremer

Internal Sales Civil Engineering & Mining East Europe

Phone:+49 231 9640 312
Mobile:+49 176 576 723 69
Fax:+49 231 9640 232

Peter Simon