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Type: Posts; User: Mtndew

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  1. It took me way longer than I care to admit before...

    It took me way longer than I care to admit before I got this.
    :cheers:
  2. Replies
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    It sounds like you aren't smart enough to figure...

    It sounds like you aren't smart enough to figure out Mastercam, so you bash it.
    That's typical for people who say it's trash.
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    Usually you never pay list price at MSC, at least...

    Usually you never pay list price at MSC, at least we don't. We typically get a 15% discount right off the bat. So that makes that end mill a $73 tool. Pricy still considering it's competition.
    ...
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    I don't know what the size is, but I haven't used...

    I don't know what the size is, but I haven't used that screw on a BP in 30 years.
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    Yes we use a refractometer, and we also have a...

    Yes we use a refractometer, and we also have a meter/mixer to ration it at the barrel.
    I think we just have shit coolant because it's not just the water that's turning to steam, if that were the...
  6. This tells me that both are not 20tpi. One of...

    This tells me that both are not 20tpi. One of them has a different pitch.
    Are you positive that one of them isn't an M6 x 1 thread?
  7. If it were me, I'd use a cut tap to chase the...

    If it were me, I'd use a cut tap to chase the threads.
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    She's a beaut, Clark! Also it looks kind of...

    She's a beaut, Clark!
    Also it looks kind of small in the picture. What's the footprint of that?
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    1,046

    Typically yes, it's a lot faster. But it also...

    Typically yes, it's a lot faster. But it also depends on the part shape.
    You can use the HSM Advisor and play around with the settings to find the difference in MRR between hogging and the Dynamic...
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    It's a little cumbersome to use, but your numbers...

    It's a little cumbersome to use, but your numbers are way off.
    1/2" end mill 1.2 depth of cut,.05" setpover in 4150pht. Set it to aggressive and your numbers are at about 1/2 of the speed I would...
  11. Replies
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    Because the general public has no clue what a...

    Because the general public has no clue what a machinist does, or what a cnc machine is. But everyone nowadays is an engineer of some sort so that gets the spotlight.
    I've known a lot of engineers in...
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    It evaporates because of it turning to steam not...

    It evaporates because of it turning to steam not the speed of the lathes. They don't usually go faster than 2k rpm except on 2 of them but the smaller lathes don't do any hoggin.

    Basically I'm...
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    Another one to consider is Duramill. I haven't...

    Another one to consider is Duramill. I haven't much experience with their aluminum end mills but their WhisperKut for steels is crazy good.
    One of the best variable helix end mills I've ever used....
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    What coolant are you using in your cnc lathes?

    Our cnc lathes evaporate the coolant like crazy so we end up going through a barrel every 2-3 months for 7 lathes.
    Our mills usually take a month or two longer to empty out a barrel of the same...
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    100% correct.

    100% correct.
  16. Thread: Teflon Tapping

    by Mtndew
    Replies
    14
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    949

    I'd rather machine Teflon than UHMW any day of...

    I'd rather machine Teflon than UHMW any day of the week lol.

    Other than that Teflon isn't bad, it cuts really nice. But like others have said, it's not Delrin which is a dream.
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    You'd be surprised as to just how many people...

    You'd be surprised as to just how many people believe that statement wholeheartedly. It's as if that's the mentality that is taught to high school kids. There are a lot of people out there that love...
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    Get well soon!

    Get well soon!
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    You can't go wrong with either one of those...

    You can't go wrong with either one of those choices.
    I'm partial to Garr just because I've been using them for so long and only in the last decade discovered YG-1.
  20. Congrats! Your floor is too clean.

    Congrats!
    Your floor is too clean.
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    That's 16 SFPM. WAY too slow. You need to spin...

    That's 16 SFPM. WAY too slow.
    You need to spin at least 4,000rpm if your machine can go that fast.
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    Get a tap collet, it will never spin on you...

    Get a tap collet, it will never spin on you agian.
    Do you have the 10k or 16k spindle?
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    My advice = go the opposite direction. Make...

    My advice = go the opposite direction. Make something beefy as hell. Out of hardened tool steel like a D2 or whatever.
    Put "Made in USA" loud and proud all over it. Sell it for a couple hundred...
  24. Thread: Boxford ?

    by Mtndew
    Replies
    4
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    341

    Hey John, this would be perfect if we were on...

    Hey John, this would be perfect if we were on your network, however we aren't and can't see the photos.
    :D
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    Ain't that the truth. But some of the more...

    Ain't that the truth. But some of the more expensive ones are worth it.
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