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7
Explosives

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Page 1: Presentation1

Explosives

Page 2: Presentation1

• Explosive definition• Blasting agent• Detonation• Deflagration• Oxygen balance

Page 3: Presentation1

• Black powder• Gun cotton• Blasting gelatin• Dynamite• Low freezing dynamite• Ammonia dynamite• Gelatin dynamite• Ammonia gelatin dynamite

Page 4: Presentation1

• Permissible explosives• Safety fuse• Nonel• Detonating cord• detonator

Page 5: Presentation1

Blasting

• Things to remember while blasting(from notes)

Page 6: Presentation1

• Surface blasting• Single bench• Multiple bench• Vertical holes• Horizontal holes(from colour manual)• Simultaneous• Delay

Page 7: Presentation1

• Underground blasting• Cut holes• Relievers• Enlargers• Trim holes• Floor holes