Mining Equipment Raise Bore Machine

Established in 1973 with a single Robbins 41R rig, RAISEBOR has evolved into the industry's forefront. Today, our fleet includes additional 41R units, Robbins 61Rs for larger diameters, Ingersoll Rand RBM-7-SP-LH for extensive ranges, Robbins 83 RM for dimensions up to 20′ diameter and 2,000′ depth, and the latest addition, 123 RH, reaching up to 20′ …

We have a full product offering from the raise boring machine, through the raise boring consumables, including the raise bore drill string. ... The need for enlarging raise drilled pilot holes is mostly common in mining applications where you would want to install utility lines or pumping paste in cut-and-fill operations. Our range of hole ...

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Raise boring, although doubtless as old a concept as underground mining and tunnelling itself, has only become an accepted method of mechanised shaft sinking during the past half-century. The technique is used to excavate a circular hole between surface and tunnel, or between two underground levels, without the use of explosives.

2.2 Rock cutting and boring 2.2.1 Raise boring Raise boring has been commonly used in the mining industry since 1968 for the mechanical cutting of excavations to various diameters and lengths, ranging from 0,7m in diameter to 7,1m and up to 1260m in length. Murray & Roberts Cementation has been involved in raise boring contracting

Aker Wirth raise boring machines and cutters have been in operation in the hardest rock, up to 700MPa USC. The equipment ranges from 112kW to 600kW installed power, the cutting diameters from 1m to 6m and the boring depths up …

Powerful Shaft Boring High performance Raise Boring Rigs With the long-proven Raise Boring technology a broad variety of shafts in mining and civil projects can be drilled. This allows very fast and compet-itive construction of shafts with different diame-ters for various applications such as ventilation, hoisting, pressure shafts and ore ...

The progress in raise boring technology needs to address many important issues about basic theory and key equipment of raise boring machine. According to the drilling process of the conventional ... he is handling research on a shaft boring machine in mining granted by the National High-tech R&D Program (863 Program), China. With regards to the ...

The Robbins 123RVF C Raise Boring Machine – for Sinking Shafts in Mining and Civil Engineering from The Scaletec MC Rock Drill Scaling Rig from Underground Rock Bolting Rig - Boltec 235 from

The 123RH stands as the most powerful raise boring machine in the U.S., meticulously engineered for large diameter and long-hole raise drilling applications. Key Features Include: Capable of pulling a 20' diameter raise at 3,500' Additional sizes up to …

What tunnelling equipment is essential for safe mining operations? Essential tunnelling equipment includes tunnel boring machines (TBMs), raise boring machines, and tunnel heading machines. These machines are crucial for cutting through hard …

Ability to bore a shaft blindly as opposed to sinking methodology. Quicker, safer and more cost effective than conventional methods. Entails the use of a raise boring machine, reverse circulation modified rods, a down reamer, and mud circulation and …

Boxhole Boring Machine (BBM) Mine Lining Vehicle (MLV) Boxhole Backreaming Machine (BBR) Reef Boring Machine (RBM) Raise Boring Rig (RBR) Lining Lowering System (LLS) Raise Boring Reaming Heads and Cutting Tools Tracked Transport Vehicle (TTV) Downhole Boring Machine (DHBM) Shaft Boring Cutterhead (SBC) Shaft Boring Roadheader (SBR) Shaft ...

The Strata 950 is designed and built within the Cementation Mining Group and is our most powerful raise drill. Depending on rock type and conditions, this equipment is capable of raises up to 1000 m in length and 6 m in diameter. The Cementation Mining Group is the largest raise boring contractor in the world with a fleet of over 50 raise drills.

The Raise Boring System includes a wide range of reaming heads in a number of types, sizes and configurations for boring holes from 0.6 to 6 meters in diameter. Designed

Raise bore drilling. A raise borer is a machine used in underground mining operations to bore a circular hole between one level and another, lower level, effectively removing the need to conduct risky and wasteful blast excavations using explosives. ... Tests conducted for AngloGold by local drilling contractor Atlantis have proven that ...

Completely new, revolutionary method for drilling slot raises in underground mines. World's fastest raise borer can drill 500 m a month. Short slot holes are no problem either as 15 minute setup and demob allow for quick changeovers. …

Conventional raise boring In conventional raise boring, personnel access is required at both ends of the shaft (such as when drilling between two levels in a mine – or connecting two tunnels in a hydroelectric scheme etc). The raise boring machine is set up at the upper level and a pilot hole is bored to intersect the lower level.

Raise boring is used in mining for ventilation shafts, ore passes or access shafts ; in civil construction for underground tunnelling, commuter metro rail networks or infrastructure projects; and ...

At DMC Mining we own and operate a fleet of 9 Raise Bore machines, 2,500 meters of drill pipe and 16 reamers with sizes ranging from 28 in to 12 ft diameter, offering you the optimal …

Raise boring machines are used in mining, especially for ventilation shafts and chutes in ore. It can only be applied if the underground gallery is available to connect the raisebit. The product sizes range from 112 kW to 600 kW installed power, the cutting diameters from 1,0 m to 6,0 m and the boring depths up to 1300 m.

It is a low profile machine designed for use on both surface and underground, has its own self-propelled crawler and has remote operation and diagnostic capability. Advanced drilling controls provide improved drilling and rod handling, along with RFID tagging for drill string management. This state of the art machine is the future of raise boring!

Features include drill pipe handling for easy and safe pipe handling as well as the computerized Rig Control System, RCS, which improves drilling accuracy, equipment reliability, and serviceability of the raise boring machines. At Trans Africa Container Mining we own and operate a fleet of 4 Raise Bore machines, 2,500 meters of drill pipe and ...

Boxhole Boring Machine (BBM) Mine Lining Vehicle (MLV) Boxhole Backreaming Machine (BBR) Reef Boring Machine (RBM) Raise Boring Rig (RBR) Lining Lowering System (LLS) Raise Boring Reaming Heads and Cutting Tools Tracked Transport Vehicle (TTV) Downhole Boring Machine (DHBM) Shaft Boring Cutterhead (SBC) Shaft Boring Roadheader (SBR) Shaft ...

Traditional raise boring machines used to drill slot raises are cumbersome to transport and have high demands for labour and time. It can take two to three days of preparation before drilling ...

In 1952 James Robbins developed the first modern Tunnel Boring Machine for the Oahe Dam Project in South Dakota, USA. The machine used drag bits and dumbbell-shaped cutters to successfully excavate weak shale rock.

TERRATEC's RBM programme incorporates standard Raise-Boring Machines (TR Series), which are used in mining and civil construction to excavate large diameter single pass (1 to 6 meters) …

The San José rescue didn't quite make raise boring machines the rock stars of drilling, but it did call attention to the usefulness and efficiency of these machines—qualities that were already well known to the mining and underground construction industries and which continue to drive customer demands for even more powerful boring machines ...

Mines want to reach the ore body as quickly and safely as possible. Raise boring operations allow for ventilation to allow these activities to take place; some blind boring and even horizontal boring has been done with …

Raise Borers Applied to drive a raise between two levels. Raise up to 910 m length and 30° to vertical (generally >45°),0.9 m -3.7 m dia. driven. Circular configuration obtained without drilling and blasting. Machine setup at top and pilot hole of 225-250 mm dia. drilled down to get through into lower level. Large reamer bit is put at bottom ...