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Ablative Heat Shields

  1. Dec 6, 2005 #1
    I know that the heat shields on space capsules today are ablative, but what are they made of? :confused: Any help would be welcome.
  2. jcsd
  3. Dec 6, 2005 #2
    In the new X-33 the substance Iconel 617 is used in the honeycomb TPS (thermal protection system). Generally, Nextel (a ceramic) is used.

  4. Dec 6, 2005 #3


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    Staff: Mentor



    from NASA's Mar's Rovers site (second link).
  5. Dec 6, 2005 #4
    Thanks guys. I am glad you could help.:biggrin:
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