AB Tunnelling

Our Company _ AB TUNNELLING Srl _ has been involved for several years in Tunnelling & Construction field. The main activity is focused on R&D and innovative solutions for Precasting Plant and TBM ancillaries relying even upon leading Manufacturers and Qualified Technical Lab and University assessments for material testing as well. Segments moulds, precast segments accessories and gaskets, steel & polymeric fibres, robotic welding plant embraces our portfolio for precasting plants, while cutting tools, tail wire brushes and lubricants improve our participation in TBM world. AB TUNNELLING’s flexibility, production capability and on-site training and service guarantee an added value for the client satisfaction. AB TUNNELLING Srl continuously strives for versatile and smart solutions, a policy that has been rewarded by references from leading Contractors, both in Italy and around the world. The fusion of ideas, know-how and experiences as 'made in Italy' with excellence coming from Germany and Korea enhance the role of AB TUNNELLING Srl into Underground and Construction sectors.

Product / Services


AB TUNNELLING provides technical solutions for precasting plants and concrete segments.

The company has been involving in R&D of aligning and connecting systems for precast segments and sealing profiles in cooperation with leading manufacturers.

AB TUNNELLING collaborates with designers in the development of the most efficient reinforcement of the concrete segments and supplies cutting edge technology and innovative materials.

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AB Tunnelling – Brochure_EN



AB TUNNELLING designes and supplies TBM ancillaries in co-engineering with Italian partners: ‘made in Italy’ is pride and will to follow-up the whole cycle of production starting from raw materials.

Cutting rings are designed to cope with different and hard rock conditions in according to specific steel grade and heat treatments.

Together with our team we provide even service and smart workshop at site for cuttinghead refurbishment and spare parts replacement.

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AB Tunnelling – Brochure_EN



Tail seal greases, main bearing greases and foaming agents have been developing for the best performances and embracing the most strict demands in terms of safety, realibilty and sustainability for biodegradability, fire and wash-out resistance and consumption.

AB TUNNELLING in collaboration with skilled Partners provides even solutions for ground conditioning and backfilling guaranteeing the most suitable chemical specialty and bentonite formulations to meet performances and environmental targets.

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AB Tunnelling – Brochure_EN

Piazza Borromeo 12, 20123 Milano (ITALY)