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Episode Markers
  • 00:22
     
    #Crocus cloth   
    500, 800, 1000, 1200, 1500 grit sandpaper, then finally crocus cloth to polish the gold. Crocus cloth is an abrasive sheet made up of very fine loose iron oxide particles.
  • 02:18
     
    #Jo-blocks    #gauge blocks   
    Wringing the two polished pieces of gold together just like Jo-blocks, or gauge blocks.

Cold Welding Gold On Earth

Cold welding in outer-space is a hot topic in my inbox. I experimented with gold and stainless steel to see if I could get them to cold weld here on Earth. I test the pure gold and 304 stainless because you asked me to use materials that don't oxidize. Even though stainless actually does oxidize, it still cold welds. Those familiar with heavy industry will recognize a common problem with seized stainless steel bolts. What is cold welding? Here's an explanation: https://youtu.be/Y2nQ8isf55s Accurate to within a blonde one, just like the MERCH!✪►https://www.etsy.com/ca/listing/464202928/one-rule-to-ruler-them-all-cheeky-jokes◄✪ Long term projects http://www.Patreon.com/AvE






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