Welcome to the AB Tunnelling website
AB TUNNELLING is a leading Italian company that designs, manufactures and delivers innovative solutions in the field of mechanized tunnel excavation
with Tunnel Boring Machine (TBM). We operate in two macro sectors: tools and products dedicated to horizontal boring (tunneling);
prefabricated segments and products dedicated to tunnel lining construction (precasting).
passion
Multidisciplinary at 360 degrees
innovation
From idea to reality
commitment
One company, many solutions
State-of-the-art equipment for tunnelling
A Tunnel Boring Machine (TBM) without effective digging tools (cutters) is like a toothless lion. Our state-of-the-art TBM cutters are cutting rings and we call them RingX ®.
RingX ® are the spearhead of a wide range of high-end equipment that AB Tunnelling provides in the field of industrial excavation and drilling…
– BrushX: “tail brushes” with high performance, which, mounted on the TBM, ensure a perfect distribution and sealing of the backfilling mixture used for tunneling.
– Chemical consumables: a wide range of sealants, resins and soil conditioning agents that facilitate drilling.
– Grout and bentonite: supply of the best raw materials and design of the right backfilling mixtures necessary for tunnelling procedures.
Precast solutions
and high profile products for tunnel building
Precast segments are the backbone and fundamental elements in the construction of a tunnel. We are leaders in the supply of segment moulds (stationary and carousel) and equipment, accessories and materials useful in this type of work…
– Sealing gaskets and accessories
– Fibers for concrete reinforcement
– GFRP (Glass Fiber Reinforced Polymer) solutions
– Robotic welding plant and automation
– Concrete release agent
RingX ®: the best TBM disc cutters on the market
Our cutting rings are effective and extremely robust, allowing the TBMs to perform exceptionally
and drastically reduce maintenance and machine downtime
MAIN CLIENTS
Testimonials
AB TUNNELLING’s RingX represents a real innovation in the field of rock cutting tools
The collaboration between Korea Mould and AB TUNNELLING has guaranteed quality and reliability, robust segment moulds and prompt assistance
BrushX is an excellent product and has proven tightness and durability; we will also take them into consideration for future projects
The resins for the consolidation of the excavation face and tail sealant are among the market leaders
NEWS
We have patented RingX®, our extraordinary TBM milling tools
We have patented RingX®, our revolutionary TBM milling tools that offer an unbeatable combination of efficiency, durability, and precision. RingX are achieving great success on numerous excavation sites internationally, including the construction of the Crossrail...
RingX®, the innovative TBM disc cutter ideal for “difficult” geology
Strade e Autostrade, an Italian online newspaper specializing in transport networks, has published an article on our RingX TBM disc cutter. Read the summary, or the full article in italian in the PDF version. The RingX® TBM disc cutter revolutionizes mechanized tunnel...
WTC: a wonderful event for tunnelling
Exhibiting at the World Tunnel Congress (WTC) in Athens was an exceptional experience, brimming with insights and growth opportunities for the tunnelling industry. A unique opportunity to connect with industry leaders and individuals: At WTC, we had the chance to meet...
We have patented RingX®, our extraordinary TBM milling tools
We have patented RingX®, our revolutionary TBM milling tools that offer an unbeatable combination of efficiency, durability, and precision. RingX are achieving great success on numerous excavation sites internationally, including the construction of the Crossrail...
RingX®, the innovative TBM disc cutter ideal for “difficult” geology
Strade e Autostrade, an Italian online newspaper specializing in transport networks, has published an article on our RingX TBM disc cutter. Read the summary, or the full article in italian in the PDF version. The RingX® TBM disc cutter revolutionizes mechanized tunnel...
WTC: a wonderful event for tunnelling
Exhibiting at the World Tunnel Congress (WTC) in Athens was an exceptional experience, brimming with insights and growth opportunities for the tunnelling industry. A unique opportunity to connect with industry leaders and individuals: At WTC, we had the chance to meet...
WTC Copenhagen
We’ve recorded very positive results from the experience shared with our partner Globalchimica at WTC 2022. The presence of the largest manufacturers in addition to a friendly and stimulating feeling have granted a condivision of the new incoming projects including...