Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: Italiano83

Page 1 of 4 1 2 3 4

Search: Search took 0.00 seconds.

  1. Haha. Yes, I've tried all the "key words" and was...

    Haha. Yes, I've tried all the "key words" and was able to only locate it in Austria and they won't sell international. But as you say, its best to find diamond. I'm going to take JRIowa's advice...
  2. Can't Find Replacement Grinding Wheel for Carbide for Optimum DG20 Drill Grinder HELP

    Anyone use this drill grinder? Works well with the standard wheel on HSS and Cobalt, but there seems to be a green colored wheel for carbide floating around but I can't find a retailer, nor any part...
  3. Thanks! Do you have any info on feeds and speeds...

    Thanks! Do you have any info on feeds and speeds for moderately difficult to machine stainless like 304?
  4. Small, Deep OD Groove in Stainless Question

    I'm turning a small .024" wide OD groove in 304 Stainless Parts and going about .047" Deep. I've been cutting it at around 250 SFM and feeding .0012"/rev. This seems to do the trick and chip color...
  5. No Insert. These are brand-new solid carbide...

    No Insert. These are brand-new solid carbide boring bars. The problem with pulling the initial plunge up into the material is going to be nasty, especially since it would need to be at the very...
  6. PLEASE HELP: See attached pic of folded metal chip

    So I'm drilling 6061 bar stock on a turning center on the centerline with a .625 diameter drill to a depth of 1.25". Drill point angle 140 and solid carbide drill. Hole looks beautiful, no issues...
  7. Wanted: CNC Machinist/Setup/Operator Person for Lathes & Turn Mills Miami, FL

    Please send resume's and salary requirements to [email protected]

    We have an immediate need for either a part time or full time CNC Turn-Mill Setup/Operator Technician (Okuma & Hardinge)....
  8. Replies
    58
    Views
    6,159

    I will try that to see if it makes a difference. ...

    I will try that to see if it makes a difference. The inserts shouldn't be the issue, because I had the solid carbide tool chip on me after only a few parts as well.
  9. Replies
    58
    Views
    6,159

    Doug, I replaced the tap drill with a new...

    Doug, I replaced the tap drill with a new Kennametal Carbide drill and it seemed to improve the situation greatly. Although the other carbide drill "appeared" to be sharp enough, it may have been...
  10. Replies
    58
    Views
    6,159

    yes, Okuma Genos

    yes, Okuma Genos
  11. Replies
    58
    Views
    6,159

    Yes, both insert and solid tool were new.

    Yes, both insert and solid tool were new.
  12. Replies
    58
    Views
    6,159

    WAIT! This was previously. I took your advice...

    WAIT! This was previously. I took your advice initially a month or two ago and thats what we've been using and its been running fine, but now all of a sudden its an issue. I actually just took a drop...
  13. Replies
    58
    Views
    6,159

    I've tried everything and no dice. Here is the...

    I've tried everything and no dice. Here is the code. It is .002" DOC (.001" Radial) currently. Mind you, this exact code has produced 1000's of good parts. I also checked via indicator and tool is...
  14. Replies
    58
    Views
    6,159

    Coolant at 8% without factor. Factor for our...

    Coolant at 8% without factor. Factor for our coolant is 1.25 so that puts actual concentration at 10%. This does not seem to be the issue. I'm gonna mess around with it for a few and see what I...
  15. Replies
    58
    Views
    6,159

    Brent, this is the same project. I've been...

    Brent, this is the same project. I've been running at 200 RPM, .001" DOC. This is very slow, but produces a beautiful thread where I couldn't get anything else to work...and believe me, I tried a...
  16. Replies
    58
    Views
    6,159

    Its irrelevant since we've been running these...

    Its irrelevant since we've been running these parts for months without issue, as well as the first 2/3's of this order. I want people to focus on what else may have changed, because it surely wasn't...
  17. Replies
    58
    Views
    6,159

    I've tried two different pieces from two...

    I've tried two different pieces from two different lots and same result. One was actually from an old lot from which parts ran fine. I drill to size before threading and drill is new and cutting...
  18. Replies
    58
    Views
    6,159

    304SS Threading Problem in Lathe

    I'm trying to produce a thread very close to 5/8-18 by single point threading stainless. I have a 900 piece order, of which 650 pieces ran flawlessly. Now, I've been working all day to get my...
  19. Replies
    21
    Views
    5,643

    That's an awesome place for me to start, also...

    That's an awesome place for me to start, also taking into consideration the other comments. Thank You.
  20. Replies
    21
    Views
    5,643

    1700RPM Entry 6 in/min cutting at 150 in/min in...

    1700RPM
    Entry 6 in/min
    cutting at 150 in/min in circular interp mode
  21. Replies
    21
    Views
    5,643

    Question Regarding Thread Milling

    So I'm pretty new to thread milling, but I believe I have my program correct and I have still been breaking thread mills. The scenario is like this: 304 SS Material, Internal Thread, 9/16-18 Thread...
  22. Finish Turn SFM & Feed for C95400 Aluminum Bronze HELP!

    Anybody got a nice finish turn feed and speed for this stuff?? I could probably stand to get a more appropriate insert but I'm only making 10 sample pieces (around 1.250" diameter). So I'd prefer to...
  23. Replies
    34
    Views
    9,443

    Thank You, when I get in to the office tomorrow...

    Thank You, when I get in to the office tomorrow morning, I will play around with this. thanks for the advice.
  24. Replies
    34
    Views
    9,443

    Could you please post or PM me some part numbers?...

    Could you please post or PM me some part numbers? I'd like to play around with that to speed up my cycle time. What RPM were you running? Thank You. -Jon
  25. Replies
    34
    Views
    9,443

    I'm pretty new to machining, been doing it for...

    I'm pretty new to machining, been doing it for about 3 years now when I started my own manufacturing company, and to this date, I've never been given a more accurate, mind-blowing piece of advice. I...
Results 1 to 25 of 87
Page 1 of 4 1 2 3 4