It is suitable for deep borehole, mid-deep borehole and blasting operations and submarine shot as well. It has good water resistance and moisture-proof property.
Core load
3.6, 5, 8, 10, 12 g/m
Outside diameter
<6mm
Shell outside diameter
>6000m/s
Tensile resistance
>400N
Sensitivity
The cord can detonate completely through varieties of connecting union such as over-lapping or reef knot of the cords.
Performance
A length of 1.5m detonating cord can completely initiate a 200g pressed TNT block.
Water-proof property
The detonation transmitting ability remains reliable after immersing in 5 meter water or water tank with a water pressure of 50 KPa for 5 hours.
Temperature range
Detonating property remains reliable after conditioning at 50±2 ℃ for 6 hours and at -40± 2 ℃for 2 hours.