TamSeal R

TamSeal R is a special blend of polyurethane rubber and Nano technology hydrophilic polymers. When it comes into contact with fresh water it swells over 200% and forms a water tight seal.
The standard colour is black. Other colours are available upon request.

Key Benefits
  • High swelling > 200%
  • Easy to apply
  • Non-toxic
  • Swells even in saline conditions
Typical Applications
  • Construction joints
  • Tunnel segments
  • Pre-cast concrete
  • Shotcrete interfaces
  • Pipe penetrations