I'm in the process of making new wheel tools for my metal spinning setup. I'm interested in trying Black Acetal as a medium to see how it will hold up to spinning non ferrous metals such as copper, pewter and silver. I've already made a spin form from this material and really like it so far. I'm not finding the correct interference fit recommendations for my application. I am running timken a2126/a2037 tapered roller bearings. They are about 1.25" OD 0.375 width and 0.375 shaft. I need to...
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