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Old 08-02-2007, 12:36 AM
acidrain acidrain is offline
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Default Re: Part performance after anodizing

You will actually loose material in the stripping/re-ano process. My observations are you will loose .001in per surface. A .5 hole will become a .502 hole after strip and re-ano.
This loss of material is caused by two things... the old ano layer "grew" not only outward, but inward as well. Removing the inward grown material, and a bit of aluminum lost during stripping removes quite a bit of material.
Add the new layer (partially grown inward as well as outward), and get you'll get a net loss of ~.001in. These observations are for type II only... type III would be even more (not your parts).
Long story short... your threaded parts will be just fine stripped and re-ano'd.
If you have an approriate power source and chemicals, you could do your own, but it's fairley inexpensive to have parts re-done for you.
The structural integrity should be fine after re-ano.
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