Resettable hold-down and release actuators
Four Carbeon C/C-SiC ceramic matrix composite samples from Arceon were launched to the ISS aboard NASA SpaceX CRS-31 in November 2024, attached to the Bartolomeo external platform on the Columbus Module. Materials will be exposed to the full space environment — radiation, thermal extremes, vacuum, and debris — for at least 6 months to benchmark ground test results against real LEO aging. First time the material has been tested in open space.
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