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Running a 316 stainless job, I tried a new carbide grade versus my old standby.
The new insert cut for 45 minutes before the edge went, but my usual ones last over an hour and a half. The finish was a bit nicer at first, but the extra tool changes killed my cycle time. What's your go-to for tough stainless, and do you ever risk a new tool for a better finish?
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nora_chen1mo ago
Been there. I used to chase a better finish with new tooling all the time. A few jobs like yours taught me a hard lesson. Now I stick with what I know gives me reliable life, even if the finish is just good enough. That predictable tool life is way more important for hitting my numbers. A nicer finish doesn't pay the bills if you're standing at the machine changing inserts twice as often.
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paulk421mo ago
Twice as often sounds like a nightmare for hitting production targets. You must have been burning through inserts like crazy before you switched. That's a brutal way to learn the lesson.
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jordanm1922d ago
Honestly, chasing that perfect finish can be worth the extra tool changes sometimes. If the part is for a show car or a high-end customer, that last bit of polish makes all the difference. You can build the extra time and insert cost right into the quote, so the bills still get paid. Isn't the best finish the whole point for certain jobs?
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