Viperdet Trunkline

Viperdet Trunkline

SADC, South Africa, West Africa, Zambia


Updated: 30 June, 2023




Surface and Underground

Product Description

Viperdet Trunkline assemblies consist of a specific length of shock tube with a low shrapnel millisecond delay detonator crimped to the one end and closed at the other end by means of an ultrasonic seal. The low shrapnel surface detonator is contained in a colour coded connector and a colour coded label marked with the specified delay is attached to the shock tube within 10cm of the seal.

Viperdet Trunkline 1


Viperdet Trunkline non-electric detonators are used to make connections with Viperdet non-electric products.
Viperdet Trunkline non-electric detonators are used in surface and underground mines, quarries, and construction blasting.
Viperdet Trunkline non-electric detonators must not be used in flammable environments such as methane or coal dust.
Viperdet Trunkline non-electric detonators are safe against extraneous electric currents except lightning.

Product Specifications

Detonator strength: No. 3 Detonator.
Shock tube: Triple extruded polyethylene exterior over surlyn inner.
Shell: Aluminium.
Shock tube strength: Resistant to abrasion and cutting under normal handling conditions.
Nominal VOD of shock tube: 2000 m/s.
Connector: Color-coded to identify respective delay timings.

Guidelines for Use

Priming and Initiation

Viperdet Trunkline can be used to sequentially delay and initiate Viperdet MS Downlines.
Maximum number of shock tubes inserted into a Viperdet Trunkline connector is six (6).
Never insert detonating cord into a Viperdet Trunkline connector.
To prevent a snap, slap, and shoot incident (unexpected detonation) never pull or stretch non-electric shock tube to the point of breaking.

Handling and Storage
Minimum storage temperature (- 45°C) and maximum storage temperature (+65°C). The product should be stored in its original packaging.

Shelf Life
Viperdet MS Downline shelf life is 36 months when stored in original packaging, under dry conditions and moderate temperature, and in a ventilated and approved magazine.

Disposal of expired non-electric detonators and its packaging should conducted of by authorized personnel and/or companies.

Delay Times

Delay time (ms)Connector colour

Units are placed in plastic inner packaging that is heat-sealed and packed in boxes.
Other lengths are available on request.

Length (m)Units/box

UN Classification for Transportation and Storage

Proper shipping name
Detonator assemblies, non-electric.


1.1 B (UN 0360).
1.4 B (UN 0361).
1.4 B (UN 0500).

Safe Use

  • Never fight explosive fires
  • Refer to Safety Data Sheet (SDS) for first aid information.
  • All explosives must be transported and stored in accordance to relevant regulations.
  • All explosives are classified as dangerous goods and may cause damage to property, personal harm, or death, if not used correctly.
  • Classified as a hazardous substance, dangerous goods with mass explosion hazard.
  • Always keep products away from sources of heat, sparks, flame or hot surfaces and avoid mixing with combustibles or incompatible materials.

In case of emergencies, click here to contact our team for assistance.


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