Quarter Second Electrical Detonator (aluminum or copper)-
ČSED-Al & ČSED-Cu
Usage
Quarter Second Aluminum Electrical Detonators are used for firing explosives at desired intervals and sequence, to decrease the vibration and to increase the yield of the blasting in the tunneling, especially. They are used in the environment which does not contain firedamp and other dangerous gases in.
Delay range: 1-12 No (250ms intervals)
Digression from nominal delay ČSED - Al / Cu is 112,50ms.
Cable length: On customer demand
Cable: Coated with PVC, Copper or Iron/Tin
Shell: Aluminum or Copper
Power: No.8
Transport information: UN 0255, Detonators, Electric for blasting, 1.4B