Shock Tube Delay Initiation System (fire cracker)

Detailed Product Description

Uses: This fire cracker is suitable for the blasting works in coal mine or in the open pit digging tunnels where present no fire damp or coal dust. This kind of detonator cannot be affected by static and stray electrical current, high frequency radio transmissions when used.

Main parameters:

        Material of tube: Aluminium alloy

        Type of connector block:J

        Outer diameter of shock tube(mm):3.2

        Length of shock tube(m):on requirement of users.

        Delay time (ms):200/3800;

 

Performances:

Tensile strength: Can resists the test of 19.6Nstatic tensile force for 1min, all parts connected are not disjointed. The stretch resistance of shock is147Nat25

Initiating power: The detonator in the face of the earth:RDX<0.16g,The detonator in the hole:RDX>0.8g

 

Note: It should take care in handing, prohibit to be impacted violently, away from fire source and high temperature objects and should not be exposed to sunshine and rain in order to prevent from exploding and deteriorating. The conjunction of connector and detonating cord should follow the strict guard when used.

 

Storage: It should be stored in a ventilating and dry storehouse under the original package condition.

 

Shelf-life: 2years

 

Packing: Two ling paperboards in one little carton, two little cartons in one big carton (or on requirement of user).