explosives Mining and Blasting

explosives Mining and Blasting

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

Products Mount Rock Powder

Products Mount Rock Powder

Anzomex packaged emulsion Blasting agents Individual ingredients non-explosive High VOD explosives are more suitable in hard rock and low VOD in softer rock Generally explosives with a lower VOD tend to release gas over a longer period and consequently have more heave The VOD range in commercial explosives is 2500-7500 m s

Bulk emulsions - BME

Bulk emulsions - BME

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 …

FHWA - Center for Local Aid Support - Publications

FHWA - Center for Local Aid Support - Publications

Emulsion Explosives are intimate mixtures of oxidizers and carbonaceous fuels made as water in oil type of Emulsions The performance of the Emulsion explosives makes them as superior products compared to the available Slurry based explosives

Construction Blasting Fundamentals Expert Commentary

Construction Blasting Fundamentals Expert Commentary

For More Than 100 Years Rock Products has Been the Leading Voice of the Aggregates Industry A solid infrastructure is the key to a sound economy And the nation s infrastructure is dependent upon aggregates production More than 90 percent of asphalt road pavement and more than 80 percent of a concrete sidewalk for instance is comprised of aggregates

Blasting and Explosives Quick Reference Guide 2010

Blasting and Explosives Quick Reference Guide 2010

They perform best in holes larger than 127 mm in diameter INNOVEX 206 and INNOVEX 207 are transported and stored as bulk product They are blended and sensitised in our explosives trucks on-site during application BME is able to formulate any ratio of emulsion to prill to provide the energy and VOD to match your rock and blasting

What is the difference between emulsion explosives and

What is the difference between emulsion explosives and

Rock Blasting and Explosives Engineering covers the practical engineering aspects of many different kinds of rock blasting It includes a thorough analysis of the cost of the entire process of tunneling by drilling and blasting in comparison with full-face boring Also covered are the fundamental sciences of rock mass and material strength the thermal decomposition burning shock initiation

user tips for Rock emulsion explosives No 2

user tips for Rock emulsion explosives No 2

Mar 17 2009· A new plasma rock breaking technique is demonstrated KAPRA org developed the technology and AIS Construction is introducing it to the United States Compared to conventional blasting the plasma

Emulsion Explosives - Emulsion Explosive Manufacturer from

Emulsion Explosives - Emulsion Explosive Manufacturer from

Dec 21 2018· thanks for the nice information about EMULSION currently am working with bulk mining explosives in Zambia and we are using EMULSION during our blasting operations it s nice to learn about your products looking forward to lean more from you

Emulsion Blend Blasting Product and How it Differs from

Emulsion Blend Blasting Product and How it Differs from

Dec 21 2018· thanks for the nice information about EMULSION currently am working with bulk mining explosives in Zambia and we are using EMULSION during our blasting operations it s nice to learn about your products looking forward to lean more from you

Explosive Reaction Gifs

Explosive Reaction Gifs

On-site MEMU Bulk Emulsion Using bulk explosives emulsion offers the advantage of a perfect combination of the rock and explosives enabling superior performance of the product and therefore optimization of the drilling blasting and downstream operations Titanobel offers two types of bulk emulsions - Gemulsite 80

PRIMING OF EXPLOSIVES FOR EFFICIENT BLASTING Mining …

PRIMING OF EXPLOSIVES FOR EFFICIENT BLASTING Mining …

They perform best in holes larger than 127 mm in diameter INNOVEX 206 and INNOVEX 207 are transported and stored as bulk product They are blended and sensitised in our explosives trucks on-site during application BME is able to formulate any ratio of emulsion to prill to provide the energy and VOD to match your rock and blasting

Explosives and Detonators - Mining and Blasting

Explosives and Detonators - Mining and Blasting

Emulsion Explosive emulsion explosive is the use of the role of emulsifier so that the oxidant salt solution of water droplets evenly dispersed in the dispersion of bubbles or hollow glass beads and other porous substances in the oil phase continuous medium the formation of a water-in-water latex Is a new type of industrial explosives developed in the 1970s

Dangers of Toxic Fumes from Blasting - Centers for Disease

Dangers of Toxic Fumes from Blasting - Centers for Disease

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 …

Emulsion Explosive Market

Emulsion Explosive Market

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

Field Testing for Emulsion Explosives - Academy

Field Testing for Emulsion Explosives - Academy

Low-sensitivity explosives such as ANFO emulsion blends require a booster usually a very small amount of high explosives that is initiated by a detonator to cause an explosion Obviously low-sensitivity explosives are safer to use because they cannot be set off accidentally When explosives detonate they produce shock and heave energy

Search - Rock Products

Search - Rock Products

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…

Emulsion Blend Blasting Product and How it Differs from

Emulsion Blend Blasting Product and How it Differs from

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

EP2360133A2 - Emulsion explosives - Google Patents

EP2360133A2 - Emulsion explosives - Google Patents

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

Explosive Characteristics and Performance

Explosive Characteristics and Performance

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

Emulsion explosive material for Hard Rock blasting - YouTube

Emulsion explosive material for Hard Rock blasting - YouTube

Projected to surpass the market value of US$ 2 4 Bn by 2021 global emulsion explosive sales are projected to observe moderate growth during 2019 2029 Bulk emulsion explosives account for almost 60 of total emulsion explosives demand While mining industry remains the key consumer of emulsion explosive market underground mining sector is reflecting lucrative opportunistic potential

Field Testing for Emulsion Explosives - Rock Products

Field Testing for Emulsion Explosives - Rock Products

PF 3 kg m = Total explosives in the blast volume of rock blasted for kg Tonne divided by blasted tonnes T RWS = AWS of explosive AWS of ANFO x 100 RBS = RWS explosive x explosive density Titan 3000 and Titan 5000 emulsion blends it may be used as a conservative guide

BULK EMULSION EXPLOSIVE - A CASE STUDY

BULK EMULSION EXPLOSIVE - A CASE STUDY

Explosives The type of explosive used in any project depends on the hardness and structural characteristics of the rock and the overall geometry of the cut burden depth and width There are numerous types of explosives and for each type there are several different concentrations and mixtures

CN103880571A - Rock emulsion explosive and preparation

CN103880571A - Rock emulsion explosive and preparation

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 - Wikipedia

ANFO - Wikipedia

Jun 14 2018· Explosives Energy Release and Rock Breakage Mechanism of rock breakage while release of Explosives energy upon detonation and other relevant points are discussed below When an explosive charge is detonated chemical reaction occur which very rapidly changes the solid or liquid explosive mass into a hot gases

Customer Price List Std 2011-04

Customer Price List Std 2011-04

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

Explosives for Rock Blasting Dyno Nobel

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

 PDF Comparative Study of ANFO Versus Emulsion Use in

PDF Comparative Study of ANFO Versus Emulsion Use in

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