Drilling and blasting of rocks carlos lopez jimeno project director for epm, s. This free program is an intellectual property of orica pty ltd. Our vision for digitally enabled better blasting powered by. The firing pattern has to be designed so that each blasthole has free breakage. Orica launches blast design software for underground mining.
The detonation efficiency is controlled by this ratio. Specialized blasting techniques d i bl ti th during blasting, the expli dlosive damage may t l di not only occur according to the blasting round design, but there may also be extra rock damage behind the excavation boundary. Orica understands the blasting needs of customers around the globe, with an expert team of blasting engineers supporting around 1500 blasts each day. They note that numerous studies and independent modelling of the mine to mill process have demonstrated the potential for significant downstream productivity improvements from improved blast fragmentation. Their characteristics, components, accessories and application. Because the mixture is freeflowing, it can be blown or augered from the bulk trucks directly into the. The primer cartridge should be assembled at the worksite.
The composition of explosives is balanced chemically to produce the desired effects in blasting. Oricas blast training courses are delivered under the quality assurance of our global blast based services team. Electric detonators resistance and current in the firing circuit. Our global presence orica johannesburg, south africa. Senatel pyromex recommended use of the chemical and restrictions on use mining, quarrying and general blasting work. Blastiq is designed to enable continuous improvement of blasting outcomes by integrating data. Blasting accessories blasting switch blasting switch complete incorporates all essential safety features required when firing from power lines. Our vision for digitally enabled better blasting powered. Okeke and others published blasting and mining find, read and cite all the.
Blasters desktop is a program that was developed to provide users with a central location to access oricas blasting software. The program is designed to impart awareness to some of the most important general procedures essential to safely working in underground operations. Numerous and frequentlyupdated resource results are available from this search. Presplit blasting spacing hole diameter x 12 burden 0. Our vision is to partner with our customers to dynamically optimise the drill and blast process. The application brings you the latest orica products. In the illustration that follows figure 84 shows a typical bench cut with two free. Benches may be designed and carried forth with more than one face so that simple blasting patterns can be used to remove the rock. Identification of the material and supplier product name.
Rock fragmentation control in opencast blasting pdf free. Dates of next course 08th 10th november 2017, pedlars motel paeroa registration forms are available via email and need to be submitted by friday 29th august 2017. Chapter 8 blast design figure 82 staggered pattern. This manual was designed to provide a systematic approach to surface blast design. Design of controlled blasting presplitting in golegohar iron ore mine, iran. To minimize damage to the rock a prerock, a presplit blast surface excavation or smoothwall blast. The unitronic 600 electronic blasting system offers one of oricas exciting next generation technologies. Blast based services combine the best of oricas knowledge, experience, technology and tools to keep customers at the leading edge of blasting developments while delivering outcomes of productivity growth. Blast design flyer pdf 1mb this link will open in a new window optimised blast design flyer better quality blast outcomes and reduced costs with optimised blast designs.
Impact 100 recommended use of the chemical and restrictions on use mining, quarrying and general blasting explosive. Pocket blast guide from orica provides access to blast calculations, conversions, product information and tools for managing blasting operations on mobile. Orica is the worlds largest provider of commercial explosives and innovative blasting systems to the mining, quarrying, oil and gas and construction markets, a leading supplier of sodium cyanide for gold extraction, and a specialist provider of ground support services in mining and tunneling. In the illustration that follows figure 84 shows a typical bench cut with two free faces and fired with one delay per row. Our shotplus range of blast design and modelling software enable users to design, visualise and analyse blast initiation sequences across surface mine. Senatel pyromex recommended use of the chemical and restrictions. The water desensitises a proportion of the fuel, upsetting the oxygen balance and resulting in the production of nitrous oxides. Click the button below to request a report when hardcopies become available.
Step into blasting position and make final check of target and. Orica chief commercial officer, angus melbourne, describes how orica believes that it is leading the digital blasting transformation. Jun 18, 2016 blasters desktop is a program that was developed to provide users with a central location to access oricas blasting software. I consent to subscribing to the orica marketing mailing list. Companies, organizations and associations must submit the curricula of their training courses to the nys. However, formatting rules can vary widely between applications and fields of interest or study. Orica chief commercial officer, angus melbourne, describes how orica believes that.
The transport of cap primers is hazardous and is against the regulation of most countries. Much of the information in the module is derived from the surface mining control and reclamation act of 1977 smcra. In this manual, the term dry blasting agent describes any. Pocket blast guide for ios free download and software. Singh pk, roy mp, paswan rk, sarim m, kumar s, jha rr, rock fragmentation control in opencast blasting, journal of rock mechanics and geotechnical engineering 2016, doi. Improved design and navigation improved reliability and performance updated product information and image.
Through the application, users can create or design complex models without lowe. Orica is the global leader in commercial explosives and blasting systems, delivering solutions to meet our customers needs across the surface and underground mining, civil tunnelling, quarrying, construction and oil and gas markets. Blasting is the process where small angular or spherical particles are propelled at a part by compressed air, or mechanical high speed rotating wheels or water pumps. Orica releases new digital fragmentation measurement. These smaller diesel drills can also be used for development of small upper benches in each pit because of their size and flexibility.
Figure 85 indicates that the direction of throw of the blasted rock can be controlled by varying the delay pattern. Project manager blasting solutions, orica australia, and luis dominguez, supervisor blasting services, orica mexico. Rock blasting and control overbreak fhwa us department of. Bench blasting is normally carried out as short delay blasting. Unlike other parts of the mining process, however, blasting remains today a largely manual exercise, according to mathiravedu. Safe and efficient blasting in open cut mines book, 2008. How the initiation systems and detonators are constructed. A emilio lopez jimeno francisco javier ayala carcedo project director for itge 4f.
In november 2019, epiroc and orica formed a strategic collaboration to develop a semiautomated explosives delivery system. Incitec ltd, the chemical division and orica mining services. Advantages and disadvantages of the different systems. The application brings you the latest orica products, enabling you to install these products on your computer. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. Okeke and others published blasting and mining find, read and cite all the research you need on researchgate. Bonifacio degay jr, orica explosives philippines corporation oep.
Introduction the united states department of health, education, and welfares national institute for occupational safety and health niosh is responsible for conducting research and developing educational and training materials in the. Also the program is known as blasters desktop, blasters desktop. Held the cfo positions of the companys former subsidiary. Conventional blasting operations include 1 drilling holes, 2 placing a charge and detonator in each hole, 3 detonating the charge, and 4 clearing away the broken material. Ori is an australianbased multinational corporation that is one of the worlds largest providers of commercial explosives and blasting systems to the mining, quarrying, oil and gas and construction markets, a supplier of sodium cyanide for gold extraction, and a specialist provider of ground support services in mining and tunnelling. Advanced blast design and modelling software can assist in the productivity, safety and environmental performance of a mine, quarry or construction project. Evaluate risks associated with blasting analyse the wider operational cost implications of changing blast methods. The box is painted red to be clearly seen, is lockable to prevent tampering, and is durable to with stand the underground environment. Toyota city is located in northcentral aichi prefecture, japan. This reference may be obtained free of charge in adobe acrobat pdf format through the fhwa at the following. Pdf orica ltd does not currently have any hardcopy reports on. An effective blasting solution has been identified that enables the safe utilisation of powder factors several times higher than those used conventionally to provide significant improvements in fragmentation.
Abrasive blasting operations, engineering control and work. Blasting powerpoint presentations browse our collection of blasting powerpoint presentations. It also displays the information regarding each product. Bureau of mines, information circular 8550 includes bibliography. Search our knowledge base to find help topics and guides for all blastiq software. In normal blasting all holes do not blast at the same time. Our shotplus range of blast design and modelling software enable users to design, visualise and analyse blast initiation sequences across surface mine, quarry and construction applications. Apr 01, 2015 orica works with customers across the globe to solve the unique challenges faced at their operations. Blasting apparatuses and methods control actuation of a plurality of detonators, and involve the use of one or more authorization keys each associated with a blasting machine.
Mar 17, 2017 board members orica group in australia, canada and. Primer is a unit of capsensitive explosive used to initiate other explosives or blasting agents. Oricas global pocket blast guide has a new look, and a range of new features. Blasting, process of reducing a solid body, such as rock, to fragments by using an explosive.
Basic explosives application training 16 hours by dms safety services. Orica works with customers across the globe to solve the unique challenges faced at their operations. The blast media type, shape, size, density, and hardness, along with media acceleration. Pdf single shot drawbell blasting with oricas ikon detonators at. The authorization keys are transferable from the blasting machines to a central command station, each authorization key storing a data package comprising a randomly generated access code generated by its. Construction planning, equipment, chapter blasting rock. Pdf on jan 1, 2003, b degay and others published single shot drawbell blasting with oricas ikon detonators at freeport find, read. Free body diagram for simulated condition of bench blasting. Make sure all possible run out zones are free of people and traffic.
A wall control blasting study done by orica shown in appendix b ksm mitchell pit wall. For areas not visible from the blasting point, arrange for signals from an observer. A primer contains a detonator or other initiating device such as detonating cord. Orica shotplus professional is a versatile modelling application equipped with powerful and advanced features and tools. Jul 31, 2018 our vision is to partner with our customers to dynamically optimise the drill and blast process. Impact 100 recommended use of the chemical and restrictions on use. The system consists of unitronic electronic detonator, blast box 310 with bluetooth and 310r with wireless remoting fire, scanner 120125200, test box and duplex harness wire.
Blasting accessories signs blasting in progress blasting in progress sign, 24 x 36 aluminum sign. The firing sequence of a chevron pattern can radically alter the drilled burden and spacing into the blasted or effective burden be. Orica ltd has reached its limit for free report views. Orica limited manufactures and distributes commercial blasting systems, and mining and tunnelling support systems to the mining and infrastructure markets, as well as provides various chemical products and services. Orica shotplus is an engineering software for advanced modeling and design of complex and complex explosions. The app enables users to access the latest product information and perform complex blast calculations through their device, even when offline or in remote locations. Orica, the worlds largest manufacturer of commercial explosives and innovative blasting systems, today announced the release of its new automated rock sizing measurement technology, fragtrack. Controlling the adverse effects of blasting this module addresses the control of offsite impacts that result from blasting, namely. The shotplus software enables users to design, analyze burst initiation sequences, surface and underground mines, mining and construction. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel.
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