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Explosive tube having air gap and method of blasting bedrock using same
Explosive tube having air gap and method of blasting bedrock using same
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机译:具有气隙的炸药管及其爆破基岩的方法
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摘要
An explosive tube having an air gap and a method of blasting bedrock using the same, comprising: a filling tube having a filling space which is to be filled with explosives; and an air tube, the upper part of which is connected with another tube to form an air gap space therein, and which has an insertion hole formed on the bottom of the air tube to introduce the explosives into the filling space, the air tube being integrally formed on the filling tube. A plurality of tubes filled with explosives are connected with each other and inserted into blasting holes formed through bedrock to break the bedrock by blasting the explosives. By forming an air gap in the upper part of the tube.
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