The Global TBM Sealants Market was valued at USD 284.5 Million in 2024 and is projected to reach USD 382.7 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.1% during the forecast period (2024–2030). This growth is primarily driven by expanding global infrastructure development, increasing investments in subway systems and underground utilities, and stringent regulations for safe and efficient tunneling operations.

As the demand for sophisticated underground construction rises globally, the role of high-performance Tunnel Boring Machine (TBM) sealants becomes critical. These specialized sealants ensure water-tightness, structural integrity, and operational safety in challenging subterranean environments. In this blog, we profile the Top 10 Companies in the TBM Sealants Industry—a mix of global chemical giants and specialized manufacturers shaping the future of tunnel construction.

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🔟 1. Henkel AG & Co. KGaA

Headquarters: Düsseldorf, Germany
Key Offering: LOCTITE® TBM Sealants, Epoxy Grouts, Chemical Anchoring Systems

Henkel is a global leader in adhesive technologies, offering a comprehensive portfolio of sealants and grouting compounds specifically engineered for TBM applications. Their products are renowned for high chemical resistance, durability under extreme pressure, and excellent bonding to concrete and steel surfaces, making them a preferred choice for major infrastructure projects worldwide.

Innovation and Market Position:

• Development of fast-curing, low-VOC sealant formulations

• Strategic partnerships with major TBM manufacturers and construction firms

• Global supply chain ensuring product availability for large-scale projects

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9️⃣ 2. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: MasterRoc TBM Series, Polyurethane and Acrylic Gel Sealants

BASF’s Construction Chemicals division provides advanced TBM sealants under its MasterRoc brand. These products are designed to handle the high pressures and variable ground conditions encountered in tunneling, offering solutions for tail seal sealing, segment gasketing, and ground stabilization.

Innovation and Market Position:

• Focus on environmentally compliant, sustainable sealant chemistries

• Extensive R&D in rheology modifiers for optimized flow and curing properties

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8️⃣ 3. Sika AG

Headquarters: Baar, Switzerland
Key Offering: Sikadur TBM Sealants, Injection Resins, Waterproofing Membranes

Sika is a key player in the construction chemicals market, with a strong focus on tunneling solutions. Their TBM sealants are engineered for reliability in both soft ground and hard rock TBM applications, providing critical sealing at the tail skin and segment joints to prevent water ingress and soil movement.

Innovation and Market Position:

• Innovations in single-component, moisture-curing polyurethane sealants

• Global technical service network supporting on-site application

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7️⃣ 4. CONDAT Corporation

Headquarters: Lyon, France
Key Offering: Lub-TBM Sealants, Ground Conditioning Additives, Specialized Greases

CONDAT specializes in lubricants and sealants for the tunneling industry. The company’s Lub-TBM product line is specifically formulated to reduce friction on the TBM shield and provide effective sealing against groundwater and soil pressures, enhancing machine performance and tunnel integrity.

Innovation and Market Position:

• Expertise in biodegradable and environmentally friendly sealant formulations

• Strong presence in European and Asian tunneling markets

Download FREE Sample Report: TBM Sealants Market – View in Detailed Research Report

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6️⃣ 5. Normet Group

Headquarters: Espoo, Finland
Key Offering: Spraymec TBM Sealants, Shotcrete Additives, Concrete Admixtures

Normet provides innovative solutions for underground construction, including specialized sealants for TBM applications. Their products are designed to work in synergy with their concrete spraying equipment, offering integrated solutions for tunnel lining and sealing operations.

Innovation and Market Position:

• Integration of sealant application with mechanized tunneling processes

• Focus on products that enhance safety and productivity in confined spaces

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5️⃣ 6. Daetwyler Group

Headquarters: Altdorf, Switzerland
Key Offering: TBM Tail Seal Systems, Elastomeric Gaskets, Custom Molded Seals

Daetwyler is a leading supplier of high-performance sealing solutions, including specialized elastomeric seals for TBMs. Their tail seal systems are critical components that prevent water and soil ingress between the tunnel lining and the TBM shield, ensuring smooth machine advancement.

Innovation and Market Position:

• Proprietary elastomer compounds resistant to abrasion and chemical degradation

• Custom-engineered sealing solutions for mega-tunneling projects

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4️⃣ 7. Mapei SpA

Headquarters: Milan, Italy
Key Offering: Planitop TBM Grouts, Mapebreak Sealants, Waterproofing Systems

Mapei offers a wide range of chemical products for construction, including specialized sealants and grouts for TBM tunneling. Their products are designed to provide durable, watertight seals in the annular gap behind the tunnel segments, crucial for long-term structural stability.

Innovation and Market Position:

• Development of non-shrink, high-strength grouts for backfilling

• Global manufacturing footprint supporting infrastructure projects

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3️⃣ 8. TPH Bausysteme GmbH

Headquarters: Schwülper, Germany
Key Offering: TPH TBM Sealants, Injection Resins, Repair Mortars

TPH Bausysteme is a specialist in construction chemicals for underground works. The company provides tailored TBM sealant solutions that address the specific challenges of different geological conditions, from cohesive soils to fractured rock.

Innovation and Market Position:

• Expertise in quick-set injection resins for emergency sealing applications

• Strong technical support and on-site problem-solving capabilities

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2️⃣ 9. SMAZKA.RU (Globalchimica)

Headquarters: Moscow, Russia
Key Offering: Polyurethane TBM Sealants, Hydroactive Foams, Chemical Anchors

Operating under the Globalchimica umbrella, SMAZKA.RU is a prominent supplier of construction chemicals in Russia and CIS countries. The company offers a range of TBM sealants that meet the stringent requirements of large-scale tunneling projects in the region’s diverse geology.

Innovation and Market Position:

• Products formulated for extreme cold weather applications

• Significant market share in Eastern European tunneling projects

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1️⃣ 10. Mitsubishi Rubber Industries (WEBAC-Chemie Partnership)

Headquarters: Tokyo, Japan / Hamburg, Germany
Key Offering: WEBAC TBM Sealants, Elastomeric Gaskets, Joint Sealing Systems

Through its partnership with WEBAC-Chemie, Mitsubishi Rubber provides advanced sealing technologies for the global tunneling industry. Their product range includes high-performance sealants and gaskets that ensure the watertight integrity of tunnel segments under high hydrostatic pressure.

Innovation and Market Position:

• Proprietary polymer technologies for long-term seal durability

• Strong presence in Asian and European high-speed rail tunnel projects

Get Full Report Here: TBM Sealants Market – View in Detailed Research Report

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🌍 Outlook: The Future of TBM Sealants Is Smarter and More Sustainable

The TBM sealants market is undergoing a significant transformation. While traditional products continue to dominate, the industry is increasingly focused on advanced formulations that offer enhanced performance, environmental compliance, and application efficiency.

📈 Key Trends Shaping the Market:

• Development of bio-based and low-VOC sealant chemistries

• Integration of smart sensors for real-time seal performance monitoring

• Growing demand for sealants capable of withstanding extreme geological conditions

• Increased standardization and certification requirements for tunnel safety

Get Full Report Here: TBM Sealants Market – View in Detailed Research Report

The companies listed above are not only supplying critical sealing solutions—they’re enabling the safe and efficient development of the world’s underground infrastructure.