Transcript Radar Absorbing Materials Stealth Technology

Radar Absorbing
Materials
Stealth Technology
By
Esteban Hernandez
R.A.M.
Radar Absorbing Material (R.A.M.)
Plessey Company (1940’s)
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moved from Ilford to Caswell House during WW II
R.A.M.
Materials
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carbon fiber
composites
magnetic ferritebased substance
RAM reduces the
radar cross section
making the object
appear smaller
R.A.M.
Problems
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Must be defect free
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High maintenance
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Most at risk during in flight fueling
$14.5 million (F-117)
Affected by weather conditions
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Reason for B-2 Bomber stationed only in USA
Future of R.A.M.
F-22 Raptor
Radar Absorbing Alloy (Classified)
 Canopy; Radar Absorbing Glass
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(contains a copper alloy)
Radar Absorbing Paint along the leading
edges
References
www.f-22raptor.com/st_getstealthy.php
People.howstuffworks.com/stealthbomber.htm
People.howstuffworks.com/newsintem67.htm