Hydrostatic transmission (diesel) QSB4.5 (119 kW Tier 3) DL422i is a fully automated, top hammer longhole drill, designed for underground mass mining in 4 x 3.5 meter (H x W) or larger production drifts. It drills vertical and inclined fans and single or parallel longholes up to 54 m in depth.

Manufactured and tested in Peru, this production long-hole drilling machine is equipped with Montabert drifter HC 50 (13 kW) and Drilling Feed available for 0.9 or 1.2 m drill rods. Capabilities: Drilling diameters up to 64 mm, lengths up to 16 m. Capable of full 360° radial, FAN drilling. A parallel holding coverage of 1.44 m (with pendulum).

4 Hydraulic leveling jacks. Hydraulic pump unit, model JHPU. Rock drill oil lubricating reservoir. Feed stinger cylinders 360° rotary actuator operates efficiently in 10′ x 10′ sublevel drifts. Gardner Denver Longhole Drill with …

RD525 25kW. Voltage. 380 - 690 V (multi voltage) Controls type. THC561, hydraulic controls. Weight. 24,500 kg (depending on options) Optimize your development drilling with the DD421 development rig, an advanced solution for efficient and precise underground drilling.

DL421 is a versatile longhole drill rig engineered for large-scale production drilling in underground mines. It is designed for vertical and inclined plane rings and fans, as …

With a large inventory of used underground mining equipment—from man carriers and jumbos to buckets, boxes, loaders, trucks, and more! ... 2012 DL331-5C Longhole Drill (Tier 3) Inventory #5650. Deutz TCD2012 L04 2V Engine ... COP 1838ME Drifter Right Feed: 14 ft. Fixed (Refurbished), COP 1838ME Drifter Standard water flushing system ...

A quick google search about this topic leads to results such as: long holes sublevel stoping, transverse longhole stoping, long hole shrinkage stoping method, sublevel open stoping, and others. All these results resume to Shrinkage stoping and long hole stoping which happen to be the most used methods in the mining industry …

Long-Hole Drills. For underground production drilling Mine Master offers a range of long hole drilling rigs in configurations suita­ble for the required work in mines.

High precision solution. The sturdy Simba M6 is a long-hole production drill rig for medium to large-drift mining. It accommodates a range of drill bits, rock drills and in-the-hole hammers to adapt to enjoys excellent visibility and enhanced When you seek a hard-working, drilling, rely on the powerful Simba.

The method is essentially one of longitudinal retreat longhole mining; see Fig. 3. It employs a double-end access, with extraction from the lower sublevel at one end and backfilling from the upper sublevel at the other end. Sill drives are 4.5 m high and are driven on 15 m intervals. Blastholes are drilled between sublevels to a length of ...

DU412i extends the Mining and Rock Technology offering of advanced drilling solutions to in-the-hole (ITH) longhole applications. The third member of the supplier's Next Generation family of drill rigs follows in the footsteps of DD422i and DT922i. In-the-hole technology substantially expands the ...

DL421 TOP HAMMER. E DRILLTECHNICAL SPECIFICATION DL421 is a fully-mechanized and compact electro-hydraulic top hammer longhole drill designed for underground mass mining in 3.6 x 3. m or larger production drifts. It is capable of drilling vertical and inclined fans and single or parallel Ø64...115 mm longholes up to 54 meters …

The underground jumbo drill rigs from Epiroc are used for blast hole drilling in underground mining and tunneling. The rigs are equipped with up to four booms, covering cross sections from 6 m 2 to 206 m 2.We offer underground jumbo drill rigs with our reliable Direct Control System, DCS, or with the computerized Rig Control System, RCS, to which different …

The ZJ21 also offers excellent useable coverage in a small jumbo platform. For a battery-electric driveline option, the ZJ21B offers the identical and robust capabilities of the ZJ21 along with 83 kWh of onboard energy for underground hard rock drilling without emissions. Enhance your rock bolting with a J-LOK P Pumpable Resin Injection System ...

Hydrostatic transmission (diesel) TCD3.6 L4EDG (74 kW China IV) DL2720 is a compact and fully-mechanized longhole drill with an electro-hydraulic top hammer designed for underground mining in 3.4 x 3.2 meter (H x W) or larger production drifts. It is capable of drilling vertical and inclined fans and single or double longholes up to 38 meters ...

Meet ever-increasing productivity requirements despite limited underground mine electric power capabilities. Drill anywhere in the world. The multi-voltage system creates flexibility to operate anywhere in the world. The jumbo operates in networks ranging from 380V - 1000V and both 50 and 60Hz, meaning you can move your drill from one country ...

The Simba 1354 is popular in medium-drift mining for long-hole production drilling applica-tion. The sturdy carrier supports heavy-duty drill tools for the hole ranging from 76-178 …

Hydrostatic transmission - Diesel engine - QSB4.5 (119 kW Tier 3 Stage IIIA ) DD422i has the widest range of automatic drilling functions, able to achieve reduced over-breaking with maximized pull-out per blast. It's the ideal choice for underground mine development and small-scale tunneling.

LONGHOLE DRILL 1. DL432i TOP HAMMER - LONGHOLE DRILL DL432i is a fully-mechanized, highly versatile and compact electro-hydraulic top hammer longhole drill designed for underground mass mining in 3.4 x 3.4 m or larger production drifts. It is capable of drilling vertical and inclined fans and single or parallel Ø64…102 mm

SWEDEN – Longhole production drilling can be substantially improved with any of four new Simba drill rigs, says the manufacturer, . The Simba ME7 C, Simba E7 C and C-ITH (an in-the-hole version) and Simba W7 C give miners true choice when choosing a jumbo for different mining environments. The new rigs are designed for …

But, for narrow vein mines, the biggest benefits are reductions in heat and diesel emissions. If battery-electric equipment is used, smaller ventilation pipes can be utilized, and the …

Rock drill operations are classified as top hammer drilling (THD), down-the-hole drilling, or rotary drilling. The rock drill in the THD method consists of a percussion drill rig module and a drill bit. The percussion drill rig module consists of a drifter, feed drive, and auto rod changer. In particular, the drifter generates the impact and rotational force …

Top hammer drill bits offer extended wear life, higher penetration rates, straighter holes and longer bit life. Threaded button bits use a proprietary grade of cemented carbide throughout and range from 28 - 152 mm in diameter. Various button shapes (spherical, semi-ballistic, and conical) and skirt designs (regular or retrac) deliver ...

The purpose of hydropower drilling is to improve on the safety and environment and to dramatically improve on the drilling speed compared to compressed air and electric drilling and to be compatible with oil hydraulic drilling in hard rock mining conditions. The drifter is a 7 kW drilling machine that is primarily used on our drilling rigs.

Our expert team provides top-notch solutions to enhance your mining operations. Hard Work and Integrity. More. 406-861-2417. Hard Work and Integrity ... You want to be a Drifter? Need our services? Drop us a message! Message us on WhatsApp Drift Mining Company. Oxford, Florida, United States.

DL230L. OLE DRILLTECHNICAL SPECIFICATION DL230L is a low-profile single-boom electro-hydraulic production drilling jumbo designed to work in excavations w. h headroom as low as 1.7 meters. DL230L is capable of drilling several lines of parallel holes, up, down and h.

DZ701 Longwall face bolter. DZ701 bolter is designed to stabilize the roof and face in longwall coal mines before equipment recovery operations. The bolter is powered by the longwall hydraulic system and operates on the AFC rack. Two independent, hydraulically controlled drill rigs offer proven safety and efficiency for bolting operations.

The Stopemate uses the S36 a powerful 114 mm (4.49 in) diameter bore drifter-type drill designed for deep hole drilling. The S36 can drill up to 37 m (122 ft) in ideal ground …

Gardner Denver Longhole Drill with DH99 Drifter, model MA3-64546, remote drill controls. Equip yourself with the gold standard.

ine uses the sub-level stoping mining method. The average. tope height is 25m but can be as high as 40m. Each stope h. s two accesses: the overcut and the undercut. The original long-hole open stoping method required 21 drill holes for opening a drop raise in each stope, using the same conventional long-ho.

Drifter: COP 1838 HD (18kW) Feed: BMH 2000 Series: Boom: BUT 4B: Power: ... Mako Mining proudly endorses all our associated service and product providers and encourage other underground mining companies …