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Type: Posts; User: hpappsguy

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  1. Replies
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    Craig, you are correct. Both formulas are the...

    Craig, you are correct. Both formulas are the same. My apologies.
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    you can clamp on the coated surface, but it is...

    you can clamp on the coated surface, but it is not best practice as it hurts your TIR. In your case, choosing one over the other, I'd go for rigidity. 12mm stick-out is 12 x Diameter. A rigid...
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    I just referenced our job history. I'm in the...

    I just referenced our job history. I'm in the US, so I am not current of your steel grade references, but in "low carbon" steel (1018, 1020, 4140 here in the US) we run that with a 4-flute tool,...
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    Forgive me if this was already mentioned, but...

    Forgive me if this was already mentioned, but your toolholder runout needs to be absolutely precise for that tool, in that cut, to improve life. Your target is 0.0001" (.00254mm) TIR at 4 x...
  5. Thread: Hi there,

    by hpappsguy
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    I would recommend introducing yourself to medium...

    I would recommend introducing yourself to medium to large job shops in your area. Many of them subcontract work out that doesn't suit their production. Many times these machine shops have existing...
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    Let me qualify by stating that I work in this...

    Let me qualify by stating that I work in this field (cutting tool design). First, almost all the manufactures use the same two brands of CNC grinders (i.e. Anca and Walter). Second, almost all of...
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    Had you considered using a Magnetic lift/hoist? ...

    Had you considered using a Magnetic lift/hoist? It seems like the time spent rigging up you articulating arm would have been cost prohibitive considering the low cost of going with a magnetic lift.
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    I would argue that it depends on what you intend...

    I would argue that it depends on what you intend to put on either machine and the tolerances you need to hold. Regardless, they are pretty close with Daewoo getting the slight edge. I work with...
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