NONEL (Non Electric Detonator) | Shock Tube Blasting System & Its Advantages | Blasting Accessories скачать в хорошем качестве

NONEL (Non Electric Detonator) | Shock Tube Blasting System & Its Advantages | Blasting Accessories

Explosive , Types Of Explosive Video Link 👇⬇️    • EXPLOSIVE || Type Of Explosive Used In UG/...   What Is Nonel ? Construction And Advantages Of Nonel Blasting System (Shock Tube System)? Explain NONEL Blasting Accessories In Opencast Mines? NONEL NONEL means non-electric detonator. Generally Used for Deep Hole Blasting In Open Cast Mines. It Consist of - A flexible plastic tube has 3 mm external and 1.5 mm internal diameter In which 14-16 mg chemical mixture is filled per meter length and that helps to maintains the shock wave at a rate of approx. 2000m/sec for detonation of primers of Explosive in blast hole. The tubes are available in pre-cut lengths of various different length. One end of the tube is fitted with a non-electric delay detonator which is crimped to it in the factory. While the other end is sealed. The end having detonator is lowered down into the blast hole , while the sealed end projects outside the hole. The sealed end is initiated by a detonator or detonating cord. #nonel #miningveins #nonelectric #detonator #nonelectricdetonator #opencastblasting #blasting #explosive #coalmining #advantages #construction #mining #coal #underground #secl #ncl #mcl #wcl #bccl #ccl #cil #coalindia #importantforminingsirdar #overman #shotfirer Copyright Disclaimer under Section 107 of the copyright act 1976, allowance is made for fair use for purposes such as criticism, comment, news reporting, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favour of fair use.