rock emulsion e plosive

user tips for Rock emulsion explosives No.2

The emulsion explosive production line, imported from the US, is continuous and automated with computer video process monitoring. As the first domestic emulsion production line which ranks among the world leading levels, its facility is high technical with …

Field Testing for Emulsion Explosives - Academy ...

Finally, crystallized emulsion will produce large amount of nitrous oxides and carbon monoxides which are hazardous to the employees and the public. A simple way to test for this can be found in our authors' (Anthony Konya and Dr. Calvin J. Konya) most recent article in Rock Products: Field Testing of Emulsion Explosives

Chapter 2 EXPLOSIVES - National Park Service

Chapter 2 EXPLOSIVES. 22 Oxygen carriers. Oxygen carriers assure complete oxidation of the carbon in the explosive mixture, which inhibits the formation of carbon monoxide. The oxygen carriers assist in preventing a lowering of the exploding ... any air space between the explosive and the rock absorbs wave energy and reduces its effect on the rock.

Gassed Emulsion Explosive Tidal Wave. - YouTube

May 21, 2011· We did a shot in Clare, IA for Stratford Gravel that is opening in an old pit. Dyno Nobel Titan 1000 G was used as the primary blasting agent initiated with a …

Let's Blast! - YouTube

Sep 22, 2012· NOTE: Although this video shows an up-close look at the blasting process, NEVER go near an active surface mine or blast site without Federal …

Utilizing bulk emulsions in quarry blasting - Pit & Quarry ...

Jun 13, 2019· Explosives that detonate quickly have a higher shock energy partition, whereas explosives that detonate slower have a higher heave energy partition. Higher shock energy leads to more crack generation in rock masses. Higher heave energy, meanwhile, leads to increased expansion of existing cracks and more throw.

What is emulsion slurry explosive - Answers

Dec 13, 2010· It is a jelly type explosive that can be pumped into holes in rock for blasting. It is an emulsion (where two things that don't usually mix are mixed- like oil and water) It consists of an ...

The application of pumpable emulsions in narrow-reef stoping

the rock mass, a greater mass of explosive is necessary per blast-hole to break a fixed mass of rock, further compounding the additional time and labour required to load the blast-face. Cartridged watergel explosives ... Emulsion explosives first entered South African underground

BULK EMULSION EXPLOSIVE - A CASE STUDY

Sweden where Bulk Emulsion Explosives have been used. A comparison is made with other types of explosives re garding costs for drilling and blasting. By using Bulk Emulsion Explosive it was possible to achieve a better breakage performance. In a copper mine this resulted in a decreased powder factor and thereby less cost for the explosive.

Explosive Characteristics and Performance

The energy that an explosive is able to deliver to do useful work: Energy delivered to the rock mass before the gasses vent to the atmosphere (Calculated using thermodynamic codes) Effective energy is the energy transformed into useful rock fragmentation and rock displacement Actual amount of energy delivered in any blast is unknown as too

Pumpable emulsions (INNOVEX UG) – making underground ...

Nov 28, 2017· Media Pumpable emulsions (INNOVEX UG) – making underground blasting safer Details Published: Tuesday, 28 November 2017 08:16 Mining at great depths - the standard for South African mines - places inherent safety risks on miners who have to cope with arduous working conditions and narrow reef stopes whilst handling explosives.

CN102558409A - Synthesis method of emulsifier for emulsion ...

The invention relates to a novel emulsifier for emulsion explosives, which is product of reaction of PIBSA (polyisobutylene succinic anhydride) and triethanolamine. The method has the advantages that no catalyst is needed for reaction, changes in the reaction acid value can be followed during the reaction process, and the ending of reaction can be determined according to the acid value.

Emulsion Explosives - iRing

nature of manufacture of emulsion explosives, there is much potential energy stored up in the formation of the re-combinant discontinuous and dispersed phases. Emulsions are cooled rapidly from roughly 100 degrees C to ambient temperatures.

Products | Mount Rock Powder

BULK EMULSION 1000 SERIES. EMULEX 1000 LD EMULEX 1000 SP EMULEX 1000 UG. EMULEX PACKAGED EXPLOSIVES. ... PROCESSING AND USE OF EXPLOSIVES PERMITS AND LICENSES ... MOUNT ROCK POWDER CORP. Hi-Explosives, Technical Services & Solutions. Head Office 11 Kamias Road, Brgy. Pinyahan. Quezon City.

A laboratory study of explosives malfunction in blasting ...

In many cases desensitized explosives reacted completely as evidenced by the concentration of the fumes in the blasting chamber. Conventional pyrotechnic delay detonators malfunctioned due to a shock produced by a 40mm diameter emulsion explosive at similar distances as the explosives …

(PDF) Experimental investigation on the TNT equivalence ...

The explosive used in the test was rock emulsion explosive manufactured by Nanjing Changshan Chemical Co., Ltd., and the shape of the explosive was cylindrical.

ANFO - Wikipedia

ANFO has a moderate velocity compared to other industrial explosives, measuring 3,200 m/s in 130 mm (5 in) diameter, unconfined, at ambient temperature. ANFO is a tertiary explosive, meaning that it cannot be set off by the small quantity of

Evaluating the Viability of Pumpable Emulsion Explosives ...

2 Declaration I declare that "Evaluating the Viability of Pumpable Emulsion Explosives for use in Narrow Reef Mining Operations" is my own work, that it has never been submitted for any examination or degree in any other university, and that all sources to which I have made

PRIMING OF EXPLOSIVES FOR EFFICIENT BLASTING – Mining …

May 14, 2013· PRIMING OF EXPLOSIVES FOR EFFICIENT BLASTING By: Partha Das Sharma 1. INTRODUCTION: The massive use of blasting agents such as ANFO, Heavy ANFO etc., in rock breakage has brought about an important development of initiation and priming techniques. This is due to, on one hand, the relative insensitivity of these compounds and, on the other…

rock emulsion explosive - polizzyimmobiliare.it

rock emulsion explosive. Explosives for Rock Blasting | Dyno Nobel. Dyno Nobel's bulk explosives range from simple ANFO (ammonium nitrate + fuel oil) to straight emulsions and include a wide variety of ANFO /emulsion blends.

ANFO, Emulsion and Heavy ANFO blends - Useful explosive ...

May 04, 2010· Because of the intimate mixture between oxidizer and fuel, emulsion explosives have higher energy than water gel slurries or ANFO and it matches with energy level of Nitroglycerine based explosives. Since Emulsion explosives are well oxygen-balanced, generates a minimum of noxious fumes and far less smoke.

emulsion explosive, emulsion, Compound Oil Phase, making ...

(Emulsion Explosive Use) Compound Oil Phase ⅠInstruction Manual. 1. Specific Standard: Emulsion explosive wji989-90. 2. Characteristic: Compound wax and emulsifier technology with applying various doping agent, which can replace the oil phase used in the manufacturing process of emulsion explosive.

Bulk emulsions - BME

Bulk emulsions. BME is the market leader in emulsions and explosives into Africa. BME was the first explosives company to introduce cold emulsions into South African opencast mines. Consequently, our INNOVEX™ brand of bulk emulsions has become synonymous with high quality and reliability.

CN103880571A - Rock emulsion explosive and preparation ...

The invention discloses a rock emulsion explosive and a preparation method thereof. The oil phase material of the emulsion explosive is prepared by mixing polyisobutene succinic acid triethanolamine ester serving as a novel polymer emulsifier with soyabean lecithin, vacuum cut I oil, vacuum cut II oil, Vaseline, paraffin and microcrystalline wax, so that the flexibility of an emulsion matrix ...

(PDF) Comparative Study of ANFO Versus Emulsion Use in ...

Comparative Study of ANFO Versus Emulsion Use in Anisotropic Jointed Rock Mass ... the effects of explosives on the rock mass, advance per blast, fragmentation, re-entry periods and charging time ...

rock emulsion explosive - MNQUE Recruitment

Rock emulsion explosive and preparation method thereof: EP2367776A4 * Dec 24, 2009: Oct 5, 2016: Orica Explosives Tech Pty, Chat Online; Dynamite - Wikipedia. Dynamite is an explosive made of, new methods of blasting rock that were more, ammonium nitrate emulsion-based explosives …

Blaster's Training Modules - Module 1 - Explosives

It is worth noting that water gels, slurries, and emulsion products can be formulated to produce either (1) cap-sensitive HE's—by adding sufficient amounts of HE sensitizers—or (2) BA's—by ... guideline when selecting explosives for rock blasting. Fume Class Fume class is a measure of the amount of toxic gases, primarily CO and NO x ...

ANFO, Emulsion and Heavy ANFO blends - Mining Engineer ...

ANFO, Emulsion and Heavy ANFO blends - Useful explosive and blasting agent for modern day blasting - Presentation Transcript Needed for an explosion. Ammonium Nitrate (AN) An is a weak explosive base, its explosion temperature being 1130 degree …

Explosives for Rock Blasting | Dyno Nobel

Dyno Nobel's bulk explosives range from simple ANFO (ammonium nitrate + fuel oil) to straight emulsions and include a wide variety of ANFO /emulsion blends. View our range here. Skip to main content. Dyno Nobel is a leading supplier of industrial explosives and blasting services to the mining, quarrying, seismic and construction industries. ...

Chapter 8 BLAST DESIGN - National Park Service

Chapter 8 BLAST DESIGN (Figure 8-2) Staggered pattern ... which compares the explosive energy to a quantity of rock broken. The explosive energy distribution within the entire blast is then evaluated along with its resulting fragmentation and ... from 50 to 80 percent of their calculated energies. As a result, emulsion explosives are not only ...

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