131:
36:
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347:, but had marginal plasticity at the very low temperatures encountered in Korean winters, and was significantly toxic, including by vapour and skin absorption. While Composition C-3 had a much wider serviceable temperature range than Composition C-1, it could not be stored at elevated temperatures. Consequently, it would eventually be replaced by Composition C-4. The
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It is less volatile than C-3 and has less tendency to harden at low temperature. It has a density 1.48–1.60 g/ml, does not become hard even at −55 °C (−67 °F), and does not exude at +77 °C (171 °F). C-4 has a detonation velocity of 8092 m/s (26550 ft/s) at high
302:. It suffered from a relatively limited range of serviceable temperatures, and was replaced by Composition C-2 around 1943, which would later be redeveloped around 1944 as Composition C-3. Research on a replacement for C-3 was begun prior to 1950, but the new generation of Composition C (
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Composition C-3 was very similar to
Composition C-1, but removed the solvent and varied the exact proportions of plasticisers to improve high temperature storage. It is a yellow, putty-like material. It remained a service item through the
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is used for any explosive material compounded from several ingredients. In particular, in the 1940s the format "Composition <letter>" was used for various compositions of the (relatively) novel explosive RDX, such as
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and improving safety of use and storage. It also opened the way to begin study of new non-explosive low-toxicity plasticisers (esters of dicarboxylic acid) and binder (branched
393:. The last two compounds (they are very poor explosives) are oily liquids and plasticise the mixture. The most important later innovation of C-3 introduced the non-explosive
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298:. It was standardised as Composition C when introduced to US service. This material consisted of 88.3% RDX and a mineral oil-based plasticiser and
434:~5.3% of di-(2-ethylhexyl)sebacate (dioctyl sebacate), sometimes it was replaced partly by similar compounds such as dioctyl adipate
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devices. Variants have different proportions and plasticisers and include
Composition C-1, Composition C-2, Composition C-3, and
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density and velocity of 7550 m/s (24770 ft/s) at low density 1.48 g/ml. It is so successful that it remains in
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butyl phthalate instead of this mixture of nitro compounds. This reduced the toxicity while increasing the concentration of
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One of the first reported and tested compositions of C-3 was very similar to earlier
Composition C-2 and contained 77%
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Composition C-1 contained a slightly smaller proportion of RDX, but used an explosive plasticiser, which contained
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and a mixture of nitroaromatics produced during the manufacture of TNT (containing
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Family of related US-specified plastic explosives consisting primarily of RDX
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service up to the current time without any significant changes.
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Composition-3 (C-3) and
Composition-4 (C-4) explosives, Semtex.
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may be in need of reorganization to comply with
Knowledge's
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The original material was developed by the
British during
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603:. Volumes I–IV (second ed.). Oxford: Pergamon.
155:. Unsourced material may be challenged and removed.
508:Rudolf Meyer; Josef Köhler; Axel Homburg (2002).
351:is about 7600 m/s (25,000 feet per second).
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354:Composition C-3 consists of 77%–85% cyclonite (
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97:to make improvements to the overall structure.
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440:(small amount of marker or odorising taggant)
306:) did not begin pilot production until 1956.
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249:family is a family of related US-specified
64:Learn how and when to remove these messages
233:Learn how and when to remove this message
215:Learn how and when to remove this message
113:Learn how and when to remove this message
14:
631:
601:Chemistry and Technology of Explosives
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428:~2.1% of polyisobutylene (short chain)
571:The detainee was trained to use the
153:adding citations to reliable sources
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553:United States Department of Defense
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25:
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45:This article has multiple issues.
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474:Plasticizer#Energetic materials
140:needs additional citations for
53:or discuss these issues on the
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555:. pp. 7–9. Archived from
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1:
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616:"Explosives - Compositions"
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334:), and a trace of solvent.
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599:Urbanski Tadeusz (1985) .
413:Since 1960 the mixture of
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577:rocket propelled grenades
421:90.0–91.0% of cyclonite (
338:Characteristics and usage
479:Polymer-bonded explosive
253:consisting primarily of
437:less than 0.6% of water
18:C-3 (plastic explosive)
349:velocity of detonation
294:, and was used in the
516:. Wiley-VCH. p.
614:GlobalSecurity.org.
362:and small amount of
282:and other variants.
149:improve this article
95:editing the article
431:~1.6% of motor oil
251:plastic explosives
573:Kalashnikov rifle
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164:"Composition C"
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544:(2005-11-23).
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562:on 2008-12-01
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259:shaped charge
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205:December 2009
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166: –
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160:Find sources:
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138:This article
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564:. Retrieved
557:the original
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300:phlegmatiser
292:World War II
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147:Please help
142:verification
139:
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103:October 2016
100:
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61:
54:
48:
47:Please help
44:
425:explosives)
395:plasticiser
310:Composition
296:Gammon bomb
286:Development
275:Composition
639:Explosives
585:land mines
566:2008-12-07
512:Explosives
495:References
409:Properties
389:, and 10%
345:Korean War
175:newspapers
50:improve it
484:RE factor
273:The term
56:talk page
633:Category
453:See also
403:polymers
269:History
189:scholar
542:OARDEC
524:
489:Semtex
375:tetryl
330:, and
316:tetryl
191:
184:
177:
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560:(PDF)
549:(PDF)
385:, 5%
381:, 1%
377:, 4%
373:, 3%
196:JSTOR
182:books
522:ISBN
447:army
245:The
168:news
423:RDX
415:C-4
405:).
399:RDX
391:DNT
379:TNT
371:RDX
360:DNT
356:RDX
304:C-4
255:RDX
151:by
635::
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583:,
579:,
575:,
569:.
551:.
520:.
518:63
387:NT
383:NC
364:NT
326:,
318:,
265:.
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203:(
193:·
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62:(
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