Monday, June 29, 2020

A bigger crucible

I've bought a new a10 crucible, this can comfortably hold over a litre of aluminium. So I need some new crucible tongs. Have welder, will fabricate... I made the curved parts with a simple wooden jig, I've also made up the ring for my pouring shank For the jig, ignore the gap down the middle, that was an idea that did not work out. You need to tap a small wedge in to hold the steel strap from slipping, that should be tapped in from the short end of the steel, so that the wedge tends to get pull in tighter. After you have started to bend the steel, take it out, and cut off the small straight section at the end, then replace it in the jig and work away.

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