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TBM (Tunnel Boring Machine) Products

Normet’s TBM product range includes high-performance, environmentally compatible additives for Earth Pressure Balance (EPB), Slurry, and hard rock TBMs. From soil conditioning foams and polymers to tail sealants and main bearing greases, our solutions reduce cutterhead torque, minimize wear, and improve excavation efficiency. Designed for diverse ground conditions, our products support sustainable tunnelling with reduced carbon footprint and enhanced operational reliability.

Applications

TBM Soil Conditioning Foams Anti-clogging Agents Soil Conditioning Polymers Tail Seal Grease Annulus Grouting Anti-dust & Anti-Wear Additives TBM Main Bearing Grease

TBM Soil Conditioning Foams

Normet’s TBM soil conditioning foams are engineered for silty to gravelly sands and adaptable to diverse humidity and groundwater conditions. These standard and polymerised foams reduce cutterhead torque, improve spoil flow, and minimize wear—enhancing the performance and sustainability of Earth Pressure Balance (EPB) TBMs. With biodegradable and non-toxic formulations, they ensure safe, efficient tunnelling across complex geologies.

Soil-Conditioners

TamSoil 195CF

  • Silty sand to sandy clay TBM soil conditioner
Normet TBM Soil Conditioners

TamSoil 200CF

  • TBM soil conditioning foam for wet to sandy clay
Soil-Conditioners

TamSoil 260CF

  • Polymer modified soil conditioning foam for TBMs
Normet TBM Soil Conditioners

TamSoil 265CF

  • Polymerised soil conditioning foam for TBMs
Soil-Conditioners

TamSoil 267CF

  • Polymer modified soil conditioning system for TBMs

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