Application anfo has zero water resistance and has a wide variety of applications in dry hole blasting conditions. Ssan security sensitive ammonium nitrate, anfo ammonium nitrate fuel oil. To make a large hole in the earth, an inexpensive explosive such as anfo might be used. Analysis and trends anfo can be used as a main charge but requires a booster for detonation requires umilled porous prills of an because are less dense and retain moisture better improvisation of pure an is not difficult. List of authorised explosives business queensland dnrm. A blaster who has any explosivesflammability concerns must discuss.
Anfo, emulsion and heavy anfo blends useful explosive and blasting agent for modern day blasting presentation transcript needed for an explosion. All structured data from the file and property namespaces is available under the creative commons cc0 license. Needed for an explosionammonium nitrate an an is a weak explosive base, its explosion temperature being 1 degree centigrade. Western counterpart to semtex plastic explosive requires a blasting cap for detonation. Introduction to explosives for official use only anfo ammonium nitrate and fuel oil. It consists of 94% porous prilled ammonium nitrate nh 4 no 3 an, which acts as the oxidizing agent and absorbent for the fuel, and 6% number 2 fuel oil fo. Ammonium nitrate anfo grade explosive porous prills item test acceptance 1 purity 99.
Create pdfs from almost any application free software. Surface microstructure of the porous ammonium nitrate granules of type extra. Explosivos ainda sao classificados em primarios e secundarios, e por algumas referencias como terciarios. And ammonium nitrate to make anfo type blasting agents b y thomas c.
The paper describes different experimental measurements of anfo explosives made by university of zilina, faculty of security engineering with the collaboration of military technical and testing. As a measure of an explosives capacity to create fire from an open flame carried by its detonation. Porous prilled amonium nitrate fuel oil exan anfo is a booster sensitive explosive which is frequently being used in mining and construction where the blastholes are dry and will remain dry until firing. There are numerous articles describing the influence of individual factors on the detonation parameters of anfo explosives and a smaller number of.
Identification of the material and supplier product name. Since 1997, this facility has been used to collect data on toxic fumes produced by the detonation of various ammonium nitratefuel oil anfo mixtures and several. Anfo, emulsion and heavy anfo blends useful explosive and. Powergel premium tem desempenho compativel com os explosivos. Anfo and waterbased explosives such as water gels and emulsions are more difficult to ignite in the open. Material safety data sheet this material is hazardous according to criteria of nohsc. Rowland iii and richard mainiero abstract for many years there have been small scale tests available for evaluating the toxic fumes. The components are generally mixed at or near the point of use for safety reasons. Free pdf printer and other freeware create pdf documents from windows applications convert microsoft access databases to mysql. Free pdf printer create pdf documents from windows applications. Ammonium nitratefuel oil anfo blasting agents represent the largest industrial explosive manufactured in terms of quantity in the united states.
Anfo has found wide use in coal miningquarryingmetal miningand civil construction in applications where its low ano and ease of use may outweigh the benefits of other explosives, such as. Examples of generically authorised explosives include. May 04, 2010 anfo characteristics the critical diameter of poured anfo is about 2. Files are available under licenses specified on their description page. Ammonium nitrate anfo grade explosive porous prills. Anfo augerable emulsion anfo blend pumpable emulsionanfo blend bulk explosives titan emulsion titan ld titan sd emulsion titan 7000 ru emulsion bulk explosives relative weight strength rws and relative bulk strength rbs can be calculated based on anfo 1. The sem images ad were obtained at magnification 50x, 100x, 100x, and 500 times respectively. Start je gratis proefversie en stel adobe pdf als printer in om.
Head to the nearest chemistpharmacy, go up to the counter and ask for 6% peroxide, the person will take you to where it is. This product is used primarily in mining and quarrying operations. The detonation wave from the blasting cap would cause detonation of the dynamite. Aluminum powder influence on anfo detonation parameters. Lees hoe je bestanden afdrukt naar pdf met adobe acrobat dc op een windowspc of mac. The press and other media have used the term anfo loosely and imprecisely in describing improvised explosive devices ieds exploivo, in cases of fertilizer bombs see malicious use below. Doc explosivos anfo diego gonzalez zapata academia. Influence of a primer on the velocity of detonation of anfo. Cheques should be made payable in sterling to the institute of explosives engineers. Afdrukken naar pdf adobe acrobat dc adobe document cloud. Rebrick your printer by pulling out the power supply black box where the power cord is plugged into on the back of the printer, and replug after 30 seconds. Based on the bar chart above, what is the risk driver. Aluminum powder influence on anfo detonation parameters 281 figure 1.
Anfo has found wide use in coal miningquarryingmetal miningand civil construction in applications where its low ano and ease of use may outweigh the benefits of other explosives, such as water resistance, oxygen balance, higher detonation velocity, or performance in smalldiameter columns. Bajpayee us bureau of mines, pittsburgh research center pittsburgh, pennsylvania, usa abstract the bureau of mines conducted research to determine the safe operating conditions for using. The fuel component of anfo is typically diesel, but kerosenecoal dust, racing fuel, or even molasses have been used instead. Pdfcreator wordt geinstalleerd als een virtuele printer en is zodoende vanuit elk programma dat kan printen te gebruiken. Transfox 500 anfo loader mining maquinaria lorenzana machinery for mining and civil engineering. Explosivo tears can be fed and will burst into explosivo tears. Note as well that ba blends are usually mixtures, in varying percentages, of ammoniumnitrate fuel oil anfo and emulsion. When filled with anfo, a blasthole 400 mm about 16 inches in diameter and. Just click print and select cutepdf writer as your printer.
If it is loaded pneumatically the critical diameter can be increased to 1. Classified as dangerous goods by the criteria of the australian code for the transport of explosives by road and rail. A poison schedule number has not been allocated to this product using the criteria in the standard for the. Explosives anfo ammonium nitrate fuel oil on 10 november 2009 international troops and afghan police seized 250 tons of ammonium nitrate fertilizer in the southern city of kandahar. Supports citrix, terminal server, windows server 2019 2016 2012 2008 2008r2 2003. The fuel component of anfo is typically diesel, but kerosenecoal. A blaster who has any explosivesflammability concerns must discuss them with the explosives manufacturers. November learn how and when to remove this template message. Anfo is a mixture composed of 94% ammonium nitrate and 6% fuel oil by weight.
American name for the 4th generation of composition c explosives, also called harrisite. Problemen met het afdrukken van pdfs in acrobat en adobe reader. Papers, articles and letters to the editor are welcome and should be sent to the editor at her email address, or by post to the institute address. In 1955 it was discovered that mixtures of ammonium nitrate and fine coal dust would give very satisfactory blasting results in the large about 22. It consists of 94% porous prilled ammonium nitrate nh 4 no 3. Unit operations nitrate and fuel oil anfo, which is transported by tanker truck and pumped into the holes. Anfo or anfo, for ammonium nitratefuel oil is a widely used bulk industrial explosive. Rowland iii and richard mainiero abstract for many years there have been small scale tests available for evaluating the toxic fumes production by capsensitive explosives dot class 1. As it can be seen in the sem images in figure 1, typical ammonium. Anfo, emulsion and heavy anfo blends copper mining india. Oricas internal report into the mexican explosion abc. The ammonium nitrate is normally in the form of a porous prill, which absorbs the fuel.
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