Pug mill repair

The high school ceramics class had a pug mill that needed repair.  The aluminum housing was cracked and the stainless steel mixing paddles were worn down.

Cleanup

We first had to clean out the old clay

Repair

I brought it to shop night at Rex’s.  We fixed the cracked aluminum housing by brazing it with zinc/aluminum brazing rod.  We stick welded the paddles and built them up with stainless steel welding rod.

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