• philcsy
    #64
    "Mi ez a parafás hülyeség?"

    http://www.centennialofflight.gov/essay/Evolution_of_Technology/advanced_reentry/Tech20.htm
    "While this may seem primitive, wood (in some cases cork) is actually used as an ablative material for some American rocket engine areas and payload shrouds, which heat up as the rocket flies through the atmosphere."

    http://www.freepatentsonline.com/4112179.html
    Itt részben parafát használnak.

    http://marsrovers.jpl.nasa.gov/mission/spacecraft_edl_aeroshell.html
    Jé itt is szilikagéllel kezelt parafát használtak.

    http://books.google.hu/books?id=5uiycUoRmFkC&pg=PT271&lpg=PT271&dq=cork+ablative+heat+shield&source=bl&ots=QUm9TpDrfi&sig=RgmmKObrRRq0vJnDPUvOomX87n0&hl=hu&ei=LQxaS4-FL52mnQPf_diaAg&sa=X&oi=book_result&ct=result&resnum=8&ved=0CC8Q6AEwBw#v=onepage&q=cork%20ablative%20heat%20shield&f=false

    Még mindig úgy gondolod hogy hülyeség?