Chapter 2 Industrial Explosive主要内容2.1 BasicConcept2.4 Permitted explosiveforcoalmine（(omited)2.2 Single primary explosive2.5 Otherindustrial explosivesandHighexplosive(omited)2.6 Brief introduction to the2.3 Ammonium nitrateexplosivemethod of destruction of blasting1equipment（omited)第二章 工业炸药2016/11/9
2016/11/9 第二章 工业炸药 2 主要内容 Chapter 2 Industrial Explosive 2.1 Basic Concept 2.2 Single primary explosive and High explosive 2.3 Ammonium nitrate explosive 2.4 Permitted explosive for coal mine （omited） 2.5 Other industrial explosives （omited） 2.6 Brief introduction to the method of destruction of blasting equipment（omited） ：
Section 1 Basic ConceptClassification of explosivechemicalconstituentfunctionworking conditioncomponentsIn all underground andSinglePrimaryANexplosiveopen pit projectincludesexplosiveexplosivedangerousmines withgasand dustCompositeNitroglycerineHigh explosive-Inall underground and5explosiveexplosiveopenpitprojectexceptdangerous mines with gasPropellantanddust.AromaticnitrocompoundsexplosivePyrotechnicOnly intheopenpitproject.composition第二章工业炸药2016/11/93
2016/11/9 第二章 工业炸药 3 Section 1 Basic Concept Pyrotechnic composition Propellant High explosive Composite explosive Primary explosive Single explosive Aromatic nitro compounds explosive Nitroglycerine explosive AN explosive chemical components function constituent working condition Only in the open pit project. In all underground and open pit project except dangerous mines with gas and dust. In all underground and open pit project includes dangerous mines with gas and dust. Classification of explosive
The basic reguirements of industrialexplossivein Industrial blastingLowmechanical sensitivityandmodestinitiationsensitivityconvenient andsafe inproduction,storage,transportation and working-Notoxiccomponents inthe explosiveandcomponents (zero oxygenbalanceforlesstoxic gas).EGoodexplosivepropertytomeetneedsofdifferentrocksDStable instorageperiodCWildrawmaterialsources andlowBpriceSimpleandsafeprocessingA+technology2016/11/9第二章 工业炸药
2016/11/9 第二章 工业炸药 4 The basic requirements of industrial explossive in Industrial blasting D C B A Good explosive property to meet needs of different rocks. Stable in storage period . Wild raw material sources and low price. Simple and safe processing technology. E F No toxic components in the explosive and components (zero oxygen balance for less toxic gas). Low mechanical sensitivity and modest initiation sensitivity，convenient and safe in production,storage,transportation and working
Section2Singleprimaryexplosiveand highexplosiveFulminateVHg(ONC),Molecular FormulaO-N=C-N=CHHStructural formulaNO-N=CorO-N=CSingleLead azideprimaryPb(N,)2MolecularFormulaBexplosivePb(N=N=NStructural formulaN=N=NLowthermal sensitivityandstrongexplosionpower.DDNPDinitrodiazophenolC.H,N.OMolecularFormulaPureDDNPisyellowneedlecrystal,flamesensitivityishigherthan that of dextrin lead azideand similar withmercury fulminate.Explosion poweris twotimesthan thatofmercury.DNNPiscurrentlythemostwidlyused52016/11/9第二章工业炸药
2016/11/9 第二章 工业炸药 5 C A B Fulminate Lead azide Dinitrodiazophenol Single primary explosive 2 Hg ONC ( ) O N C Hg O N C O N C Hg O N C Molecular Formula Structural formula or 3 2 Pb N( ) NNN Pb NNN Low thermal sensitivity and strong explosion power. DDNP C H N O 6 2 4 5 Pure DDNP is yellow needle crystal,flame sensitivity is higher than that of dextrin lead azide and similar with mercury fulminate.Explosion power is two times than that of mercury.DNNP is currently the most widly used. Section 2 Single primary explosive and high explosive Molecular Formula Structural formula Molecular Formula
highexplossive_[1]SingleATNTMelting point 80.65C。Insoluble in water,soluble intoluene,highthermal stabilityTNT canbe flamed and when it is flamed in a closed condition orina big amount,itcanbetransformed into explosionLow mechnical sensitivity but easy to explosion if mixed with hard granuleTNTis toxic!It can causetoxichepatitis and aplastic anemia,and resultsinjaundice,bluedisease,gastrointestinal dysfunctionandred,leucopeniadisease.ln addition,it can cause cataract,and affect reproductive function2016/11/9第二章 工业炸药6
2016/11/9 第二章 工业炸药 6 Single high explossive『1』 A TNT Melting point 80.65℃。 Insoluble in water, soluble in toluene, high thermal stability TNT can be flamed and when it is flamed in a closed condition or in a big amount,it can be transformed into explosion. Low mechnical sensitivity but easy to explosion if mixed with hard granule. TNT is toxic ! It can cause toxic hepatitis and aplastic anemia，and results in jaundice, blue disease, gastrointestinal dysfunction and red, leucopenia disease.In addition,it can cause cataract, and affect reproductive function