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  • kalsow's Avatar
    16th January 2018, 01:47 AM
    2cf = 2 x 12 x 12 x 12 cu in = 3456 cu in. A 6" cylinder has volume pi * r^2 * h = 28.3 * h. So, 3456 = 28.3 * h means that h = 122.1. In a...
    49 replies | 939 view(s)
  • kalsow's Avatar
    15th January 2018, 09:41 PM
    The manufacturers usually claim a 25x expansion factor --- with perfect mixing and temperature. I usually get less. Maybe 20x. The US Composite...
    49 replies | 939 view(s)
  • kalsow's Avatar
    15th January 2018, 08:16 PM
    I use the dowel to mount the foam on the lathe. It's also nice to have a solid tip and something solid for shockcord mounts. I'm usually building...
    49 replies | 939 view(s)
  • kalsow's Avatar
    15th January 2018, 06:23 PM
    I also have fought the battle with glued-up foam boards. I usually have a hard core (1" dowel) running through the layers. I try to keep the glue...
    49 replies | 939 view(s)
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About kalsow

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About kalsow
Location:
Shoreview, MN
Occupation:
Software craftsman

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TRA #11484, L3
Build'em Good Enough! https://www.youtube.com/watch?v=FOLT5VDuTiA

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