Cordtex is a type of

detonating cord Detonating cord (also called detonation cord, detcord, detacord, blasting rope, or primer cord) is a thin, flexible plastic tube usually filled with pentaerythritol tetranitrate (PETN, pentrite). With the PETN exploding at a rate of approximat ...

generally used in

mining Mining is the Resource extraction, extraction of valuable geological materials and minerals from the surface of the Earth. Mining is required to obtain most materials that cannot be grown through agriculture, agricultural processes, or feasib ...

. "Cordtex" and "

Primacord Primacord is a brand of detonating cord used in blasting. It was developed in 1936 by the Ensign-Bickford Company. Ensign-Bickford sold their registered trademark for Primacord to Dyno Nobel in 2003. which manufactures it in their Graham, Kentu ...

" are two of many

trademark A trademark (also written trade mark or trade-mark) is a form of intellectual property that consists of a word, phrase, symbol, design, or a combination that identifies a Good (economics and accounting), product or Service (economics), service f ...

s which have slipped into use as a generic term for detonating cord. It uses an explosive core of

pentaerythritol tetranitrate Pentaerythritol tetranitrate (PETN), also known as PENT, pentyl, PENTA (''ПЕНТА'', primarily in Russian), TEN (tetraeritrit nitrate), corpent, or penthrite (or, rarely and primarily in German, as ''nitropenta''), is an explosive material. ...

(PETN) inside its plastic coating. It is commonly the thickness of electrical

extension cord An extension cord (US), extension cable, power extender, drop cord, or extension lead (UK) is a length of flexible electrical power cable (flex) with a AC power plugs and sockets, plug on one end and one or more sockets on the other end (usuall ...

and has a

detonation velocity Explosive velocity, also known as detonation velocity or velocity of detonation (VoD), is the velocity at which the shock wave front travels through a detonated explosive. Explosive velocities are always higher than the local speed of sound in t ...

of approximately 6000–7000 metres per second. It is used to " daisychain" a sequence of explosives together. It can also be used in short lengths in simple boobytraps and early warning devices.

References

Detonators Explosives {{explosive-stub