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Annulus Grouting

Normet have a complete range of annulus grout admixtures to suit all TBM backfill annulus grouting applications, together with experts in the field to support you all the way. Efficient and trouble-free annulus grouting is essential to maximise TBM uptime, reduce settlement risk, fully embed the lining to transmit forces around the ring and, last but not least, protect the lining and gaskets. Normet can provide guidance and support to reduce the learning curve and build confidence in the team.


TamCem R

  • Set retarding plasticising admixture for TBM backfill grout

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