Blast Hole Drilling
Blast hole drilling is a technique used in mining whereby a hole is drilled into the surface of the rock, for the purposes of packing it with explosives and detonation. The intention is to induce cracks in the inner geology of the surrounding rock, in order to facilitate further drilling and associated mining activity. ...
Exploring the Role of Blast Hole Drilling …
Machines are essential tools in many industries, including mining, construction, and exploration. The blast hole drilling machine plays an important role in mining, allowing for efficient rock breaking, core sampling for …
DR412i ROTARY / DTH BLAST HOLE DRILL
Rotary Drilling 56.6 m3/min @ 6.9 bar 2000 SCFM @ 100 psi Rotary Drilling (option) 76.6 m3/min @ 5.5 bar 2600 SCFM @ 80 psi DTH Drilling 41 m3/min @ 24.1 bar 1450 SCFM @ 350 psi DTH Drilling (option) 42.5 m3/min @ 34.5 bar 1500 SCFM @ 500 psi Fuel tank 3,407 l 900 gal Ambient operating range -40° C to 50° C -40° F to 122° F
85 drilling Jobs in Philippines, February 2025 | Glassdoor
A drilling machine operator is responsible for safely and efficiently operating various types of drilling machinery, including setting up equipment, selecting the appropriate drill bits, monitoring drilling operations, adjusting settings as needed, maintaining the equipment, and ensuring adherence to safety protocols, all while producing accurate holes according to specifications in …
Blast Hole Drill Rigs: Maximizing Efficiency and Safety in …
The blast hole drilling machine continues to expand by adding sophisticated technology and adaptive features, addressing the rising needs of a wide range of industrial applications. As such, they remain an essential instrument for any operation that involves the deliberate application of explosives to destroy the ground or retrieve materials.
Hengwang Group offers a wide range of water well drilling …
Jining Hengwang Mining Machinery Co., Ltd. is a wholly-owned subsidiary of Shandong Hengwang Group. Shandong Hengwang Group Co., Ltd., founded in 2011 with a registered capital of one hundred million yuan, is located in the cultural city of Shandong Jining, known as the Canal Capital and the birthplace of Confucius and Mencius.
Blast Hole Drilling: The Basic Process | RPM Drilling
The Basics About Blast Hole Drilling What is Blast Hole Drilling? Blast hole Drilling is a technique used in mining whereby a hole is drilled into the surface of the rock, packed with explosive material, and detonated. The aim of this technique is to induce cracks in …
Hydraulic DTH Rock Blasting Drilling Rig Machine
CM358A crawler drilling rig is convenient and efficient to operate. This mobile drilling rig is the best replacement for traditional pneumatic drills in most operation. The DTH Drilling rig is compact in structure, simple in operation, light in total weight. CM358A hydraulic crawler DTH drilling rig is widely used for blast-hole drilling in the ...
STANDARD OPERATING PROCEDURE
drilling machine i)Move the drill to the marking given by the blasting incharge. ... Precaution for the drill hole i) ... hole. Blasting Foreman DOC.NO. WI/OPRN/01 . Drilling Operation STANDARD OPERATING PROCEDURE FORM NO.HSE/CORP/4 ACTIVITY SITE SMC DEPARTMENT Mining SOP NO. IMFA/SOP/SMC/MINING/01 REVISION 00 EFF DATE: 19.6.14 NO.
Blast-hole Drill Rigs
DTH Drill Rigs Features and Benefits: Straight, accurate blast holes for controlled fragmentation; Strong and Powerful; Easy operation and maintenance; A smart investment in power and …
Used Blast Hole Drills For Sale
Discover powerful blast hole drills at Ritchie List, essential for efficient, precise, and deep drilling in mining operations. Browse our quality used range today! ... Currently 1 8 4 6 2 7 machines for sale. Blasthole Drill. Clear all filters. Category. Surface Drill Rigs (125) ... 1999 Aftermarket Back Country Badger UTV Drill Blasthole Drill ...
Services – Conex
Conex offers various techniques in both mining and construction industries in controlled blasting such as Line drilling, Trim (Cushion) blasting, Smooth (Contour or Perimeter) blasting, Pre-splitting, Structure demolition, Foundation & …
Rotary Blasthole Drilling Rigs | Wide Range of Rigs | Epiroc
Epiroc offers the most comprehensive line of rotary blast hole drilling rigs in the industry. ... It provides the foundation to add new functionality and options later without a major rebuild of the machine. Autonomous drilling can be implemented with almost no human interaction with the drill. ... EPIROC PHILIPPINES INC. 2nd & 4th Floor LIIP ...
Zhengzhou unique industrial equipment co.,ltd-Zhengzhou …
Introduction of the Core Drilling Rigs Core drilling rigs are widely used in geological survey exploration, geophysical survey; road and bridge construction survey; geotechnical engineering blasting hole, grouting hole, structural quality inspection of concrete engineering, agricultural water well drilling and other drilling construction.
Down-the-Hole (DTH) Drilling Rig Supplier | Philippines
Down-the-hole drilling rigs are air compressor-powered machines that dig deep holes in the ground. This machine has four key components: the swivel, the cylinder, the piston, and the hammer. The swivel is a mechanism that connects the drill string to the power source, delivering high-pressure air into the empty cylinder until it pushes the ...
Mining and Construction Tools and Equipment Manufacturer …
The machines are used in both civil engineering and mining applications for drilling shafts for ventilation, drainage, ore passes, back fills, hoisting, slotholes, and penstocks for hydro power …
Common tools and equipment used in drilling and blasting …
Prior to the blast hole drilling the site is inspected and certain decisions need to be made with regards to hole size, type of drill or drills to be used based on the initial site survey. ... Jackhammers are compressed air-powered, hand-held machines. They are used to drill holes up to 3m in length in both development and stoping.
Drilling and Blasting in Mining | Solutions for the Mining …
Down-the-hole, water-powered and slot drilling systems; Blasthole drilling and surface blast machines and tools; Underground drill rig parts, assemblies, and drilling fluids ... Epiroc, and . These companies provide high-performance drilling machines, blasting tools, and safety systems that help mining operations achieve efficiency ...
Horizontal Directional Drilling Tools (HDD)
We have a broad range of Horizontal Directional Drilling (HDD) products, designed and matched for any type of directional drilling condition. Read more here! ... Down-the-hole drilling tools (DTH tools) Rotary drilling tools ... EPIROC PHILIPPINES INC. 2nd & 4th Floor LIIP Business Center Building B10 L4 LIIP Avenue, LIIP, Mamplasan, Biñan ...
Blasting Safety: Avoiding Blasting Disasters
Blast geometry: including hole size(s), hole depth, drill pattern, number of holes, bench height, and sub-drilling; Summaries of blast hole loading: typical hole loads, explosive types, primers, detonator delays, stemming type and quantity, and total explosive utilized; Calculation of shot volume and powder factor
Blaster's Training Modules
Thus, for example, the maximum recommended drill-hole diameter for a mine that plans to develop a 60-foot bench would be 60/5 or up to 12 inches. From the chart, the range will be 4.5 to 12.3 ... and flyrock may occur if blast holes are overloaded. The size of the mast and drill steels carried by the rig are important considerations in drilling
Drilling and Blasting
Before blasting it is necessary to drill holes in the rock to insert explosives. These holes are drilled in a pattern (Fig. 4.22) by drill rigs. The three types are: 1. ... They are applicable to all kinds of rock and no large-diameter drilling machine is needed. The drilling angle is hard to control. 3.
The 10 Best Blasting Companies in Philippines
Best Blasting Companies in Philippines. Find phone numbers, address, opening hours and reviews of the top Blasting Companies in Philippines.
Borehole Drilling Machine Manufacturer
A blast hole drilling machine is a heavy piece of equipment used in mining, construction, and quarrying operations to drill holes into the earth where explosives are subsequently placed for controlled detonations.
Mining Drilling Rigs and Blast Hole Drill
This blasting rig is penetrating the rock via a air driven hammer and hammer bit. Its power supply comes from independent air compressor or on deck compressor or rock drill. The cuttings is blown out of hole by air It normally requires mining drill rigs have capacity of 15- 30m depth with 100 – 200mm blast hole diameter. Hardrock blast hole ...
Drilling and blasting | PPT
34. Controlled Blasting – Cushion Blasting • Requires a single row of holes ( 2 to 3.5 in) in dia. • Permits a reduction in the No. of holes required by line-drilling • Unlike line-drilling holes, the cushion holes are loaded with light charges. • Holes are fully stemmed between charges, allowing no air gap, 26 and are fired after the production shot has been excavated.
Hiring Drilling Jobs
A drilling machine operator is responsible for safely and efficiently operating various types of drilling machinery, including setting up equipment, selecting the appropriate drill bits, monitoring drilling operations, adjusting settings as needed, maintaining the equipment, and ensuring adherence to safety protocols, all while producing accurate holes according to specifications in …
Drilling Rig for Sale | Water Well Drilling Rigs | Core and …
Mining Drilling Machine for Sale. The mining drilling machine is another hot-sell drilling rig in YG Machinery because it can be widely used in water well drilling, geophysical exploration, road and building exploration, blasting holes, and other drilling projects. The drilling depth of the mining drilling machine ranges from 130m to 3000m, so you can just click on the picture to get details ...
Drill rigs | Leading manufacturer for 140 years
Epiroc offers the most comprehensive line of rotary blast hole drilling rigs in the industry. With a multitude of configurations to choose from you can find the perfect solution for your needs. …
Blasting Drill
Maximize efficiency in rock excavation with a John Henry Drilling high-quality blasting drill. Tailored solutions for diverse construction projects. Proudly made in USA. Home; Products. JH20. JH20/323F; JH20/210; JH16. JH16/316 ... Excavator mounted rock drills are powerful and versatile machines designed to tackle challenging rock excavation ...