LOW AND MIDDLE CAPACITY GENERAL- PURPOSE DETONATING CORDS These detonating cords are designed for remote transmission of detonation impulse in surface drilling in downhole and backbone networks and underground operations in gas and dust safe mines.
BASIC PARAMETERS AND SPECIFICATION OF NORMAL CAPACITY GENERAL PURPOSE DETONATING CORDS
| Parameters |
DSHM-E |
DSHN-6 |
DSHN-8 |
DSHN-10 |
| Explosive |
PETN |
PETN |
PETN |
PETN |
| Core weight, g/m |
7 |
6 |
8 |
10 |
| Detonation Velocity, km/s, min |
6 |
6 |
6,2 |
6,5 |
| Acceptable ambient temperature, °C |
-50...+60 |
-50...+60 |
-50...+60 |
-50...+60 |
| Water resistance: exposure period, days |
30 |
30 |
30 |
30 |
| Dipping depth, m |
30 |
30 |
30 |
30 |
| Tensile Strength, H, min |
490 |
800 |
900 |
900 |
| External diameter, mm |
5,0 |
4,8 |
5,0 |
5,2 |
| Coiled cord length, m |
50
100 |
50
100 |
50
100 |
50
100 |
| Jacket material |
Polyethylene |
Plastic compound PVC |
Plastic compound PVC |
Plastic compound PVC |
| Jacket color |
Yellow |
Orange |
Yellow |
Red |
| Warranty storage period, years |
5 |
3 |
3 |
3 |
|