Is it vacume casting with centrifugal and what about mold?

how much is this casting machine?? i couldn`t see website

if that's homemade, you are awesome!

is this machine available on the market?

after cooling, wouldn't releasing the vacuum "pressurize" the chamber? not depressurize?

happy to see your video .We would like to cast wedding bands by your casting machine in 18 karat yellow and white gold .