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How well can distortion be minimized or dimension and shape be maintained?

April 26, 2017dimension distortion maintained minimized shape

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How well can distortion be minimized or dimension and shape be maintained?

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The TRD process standard punch has been produce with a +5 um tolerance and sold with out any final machining in the past 20 years. Teikuro has been controlling +10 um or less tolerance for punches with diameters of 50-80mm.