Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

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


    User Avatar
    Staff Emeritus
    Science Advisor

    http://www.centennialofflight.gov/essay/Evolution_of_Technology/reentry/Tech19.htm [Broken]


    from NASA's Mar's Rovers site (second link).
    Last edited by a moderator: May 2, 2017
  5. Dec 6, 2005 #4
    Thanks guys. I am glad you could help.:biggrin:
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook