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Recent content by jonrya91

  1. jonrya91

    Questions regarding measurement of Roundness

    My company is new to a tight tolerance ground bar. It's ISO H8 which is +0/-.0013" diameter, .00065" roundness. These bars are roughly 10-12 feet long. I understand that the most effective way to do this is with a roundness tester. (Air bearing, stylus which plots the profile)...

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