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Don't cut yourself short. I started with an idea or seen something that I thought I could make use of. I took a stab at it. It did not come easy or did I get it right on the first try. I just leaped in and went for it. I might have found a gear that I could use off of the shelf. This was more satisfying.Nice work. I admire people with practical fabricating skills. Wish I had 'em!
That won't cut it. Copper is too soft.Wish me luck. I cannot finish any more bear or squid without making more of these.
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These parts weren't cast - they were machined. Castings have porosity, and they don't hold up well in these applications. One bit of air in a gear tooth, and it breaks.I have been having troubles holding definition in my smaller gears. There is no way that I would be able to mold my larger piece. I found a spur gear that is a match for my gear pitch. I hope to find a brass one later. I plan to use this gear as a donor to patch into my damage part.
Read up on my postings before you quote them.These parts weren't cast - they were machined. Castings have porosity, and they don't hold up well in these applications. One bit of air in a gear tooth, and it breaks.
Your approach in this case is much better. If you have a machine shop, they can chuck that into a lathe or a Cincinnati Millicron or equivalent, and machine off that extra material.
Sorry, I saw the June 4th post and went stupid. Reading the whole thread it makes sense.Read up on my postings before you quote them.