Home > Suppliers Companies > Sandvik > Products > Tunneling Jumbos
Sandvik

Tunneling Jumbos

Sandvik tunneling jumbos have a special modular design making the machines both flexible and versatile. Whether you're using them for fast face drilling or mechanized longhole drilling and bolting, using Sandvik tunneling jumbos ensures high productivity and reliability.

Sandvik DT621 is two-boom electrohydraulic jumbo for fast and accurate tunneling and cavern excavation of 8 - 49 m². The DT621 jumbo is equipped with hydraulic drilling systems and it's available in safety canopy version. Sandvik DT621 jumbo can be used for face drilling, cross-cutting and bolt hole drilling.

Sandvik DT721 is two-boom electrohydraulic jumbo for fast and accurate tunneling and cavern excavation of 8 – 60 m². The DT721 jumbo is equipped with hydraulic drilling systems and it’s available in safety canopy version. Sandvik DT721 jumbo can be used for face drilling, cross-cutting and bolt hole drilling.

Sandvik DT820 is two-boom electrohydraulic jumbo for fast and accurate tunneling and cavern excavation of 12 - 110 m². The DT820 jumbo is equipped with hydraulic drilling systems and it's available in safety canopy version. Sandvik DT820 jumbo can be used for face drilling, cross-cutting and bolt hole drilling.

Sandvik DT821 is a two-boom, electro-hydraulic jumbo designed for fast and accurate drilling in tunneling and cavern excavation. It is a powerful drill rig with added automatic functions and optional instrumentation to maximize productivity and ensure high-quality excavation. It drills holes with a diameter of 43 to 64 millimeters (1 ¾ to 2 ½ inches) with a depth of up to 6.2 meters (20 feet).

Sandvik DT912D is a self-contained, air-mist flushing, diesel-hydraulic high reach single boom jumbo, offering high quality drilling. It's designed for fast and accurate drifting and production drilling of 12 to 125 m² cross sections, and the 24 ton jumbo combines Sandvik's own technology, creativity and expertise with the vast experience gained over the decades in the field. Sandvik DT912D is an optimal machine for multifaceted operations, especially in limestone applications.

Sandvik DT922i is a computer-controlled two-boom electro-hydraulic drilling jumbo with articaluated carrier for tunneling excavation of 12-125 m² cross sections, including face drilling, bolt hole drilling, and mechanized long-hole drilling.

Sandvik DT923i is a fully automated i-serie tunneling jumbo with two electro-hydraulic booms providing top-level performance, accuracy and reliability. Equipped with new SB110i booms, it gives 62% bigger side coverage and good support for high power drilling.

Sandvik DT1131 three-boom, electro-hydraulic jumbo is designed for fast and accurate drilling in tunneling and cavern excavation. It is a powerful drill rig with added automatic functions and optional instrumentation to maximize productivity and ensure high-quality excavation. It drills holes with a diameter of 43 to 64 millimeters (1 ¾ to 2 ½ inches) with a depth of up to 6.2 meters (20 feet).

Sandvik DT1132i is a fully automated i-series tunneling jumbo with three electro-hydraulic booms for fast and accurate drilling in tunneling and cavern excavations​​.

Sandvik DT1231 three-boom, electro-hydraulic jumbo is designed for fast and accurate drilling in tunneling and cavern excavation. It is an advanced drilling system with added automatic functions and optional instrumentation to maximize productivity and ensure high-quality tunneling. It drills holes with a diameter of 45 to 64 millimeters (1 ¾ to 2 ½ inches) with a depth of up to 6.2 meters (20 feet).