67:, which was the basis for contemporary US rocket designs and offered higher energy. The combination of these two features formed the basis for military rockets until the introduction of aluminum-boosted propellants in the 1960s.
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as their propellant, formed into a solid using various binders and then moulded into cylinders with internal cavities to control the rate of burn. While the US adopted the UK concept of shaped cavities, the UK adopted the US
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Since its formation, the site has produced rocket motors for many UK weapons systems. Among its early successes was a motor design for the
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in 1998 and over the next few years changed name several times until BAe merged the division with the French firm Celerg to form
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78:, considered a hazard on ships. Other successes include the motors for
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51:. It opened on 1 January 1952 and remains in use as of 2020.
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Government munitions production in the United
Kingdom
129:, but in 1975 it was handed off to their subsidiary,
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74:, which allowed that design to switch from a
54:Previous UK rocket motors, like those on the
35:officially formed on 1 September 1951 by the
39:. It was set up on the grounds of a former
27:is a development and production site for
145:. Today the site is officially known as
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120:Waltham Abbey Royal Gunpowder Mills
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14:
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125:Summerfield was initially run by
147:Roxel (UK Rocket Motors) Limited
137:. The division was purchased by
122:as those establishments closed.
43:munitions factory just south of
112:Rocket Propulsion Establishment
1:
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127:Imperial Chemical Industries
25:Summerfield Research Station
7:
10:
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18:Summerfield, West Midlands
15:
131:Imperial Metal Industries
16:Not to be confused with
168:"History and ownership"
193:52.358363°N 2.240410°W
198:52.358363; -2.240410
189: /
29:solid rocket motors
76:liquid fuel rocket
65:double-base powder
37:Ministry of Supply
139:British Aerospace
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133:(IMI) to become
72:Sea Slug missile
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135:IMI Summerfield
47:, southwest of
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33:United Kingdom
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160:"Summerfield"
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45:Kidderminster
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41:World War II
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92:Thunderbird
181:52°21′30″N
153:References
49:Birmingham
184:2°14′25″W
84:Swingfire
211:Category
114:and the
108:Sea Skua
104:Sea Wolf
100:Sea Dart
80:Vigilant
118:at the
60:Cordite
58:, used
31:in the
96:Seacat
143:Roxel
88:MILAN
106:and
56:RP-3
23:The
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