Tunnel lining segments


Our Betopro® concrete release agent has been used successfully in 33 tunnel projects in seven countries. Segments for more than 200 tunnel kilometres were produced with this agent. Our customers are enthusiastic about the following benefits:


  1. Perfect surface quality
    • exact fit of tunnel lining segments
    • no voids and cavities, no rework required (also applies to the groove area)
    • no discolouration visible on the element
    • quality of tunnel segments meets client specifications
  2. Formwork protection
    • Betopro® contains a specially developed anti-corrosive formula
    • keeps the formwork clean (no concrete residues, no build-up)
  3. Production efficiency
    • shorter cycle times (no wiping required)
    • easy formwork stripping/demoulding