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

Search:

Type: Posts; User: RJT

Page 1 of 60 1 2 3 4

Search: Search took 0.03 seconds.

  1. I don't see where the fishtail gage and roll give...

    I don't see where the fishtail gage and roll give you any measurement for what is circled on the print, the .030 flat at the end of the taper? It could be used to measure the diameter at the small...
  2. Wire EDM a template, way more accurate than laser.

    Wire EDM a template, way more accurate than laser.
  3. Replies
    2
    Views
    435

    Brake controlled truing device wheels

    It's been a while since we have used this, and I have both CBN and diamond wheels I would like to get the taper out of and get the corners sharpened up. I read in an old post from Carbide Bob that he...
  4. Replies
    1
    Views
    323

    Excellent service from Samchully

    We put our 4th axis on one of our Doosan VMCs the other day and got an error when trying to initialize. Called Ellison who referred us to Samchully ( rotary table manufacturer). Called and got a...
  5. Replies
    8
    Views
    711

    Have you tried electropolishing? What is material...

    Have you tried electropolishing? What is material and hardness?
  6. Replies
    11
    Views
    1,392

    No, ECMT in Raleigh. Does AMT pick up and deliver...

    No, ECMT in Raleigh. Does AMT pick up and deliver next day?
  7. Replies
    11
    Views
    1,392

    Yes, I'm sure they extra processes drive up the...

    Yes, I'm sure they extra processes drive up the price, we get a lot of A-2, D-2, 440C vacuum heat treated , first 10 lbs at $125.00 which is pretty normal around here (includes pick up and delivery...
  8. Replies
    11
    Views
    1,392

    Heat treating costs for CPM 15V

    About 50 pieces, 15 lbs,could all fit in a half gallon jug. Vacuum heat treat, triple temper and cryogenic freeze . I know there is a lot of handling and furnace time. Customer specified process,...
  9. I find if someone respects your expertise, they...

    I find if someone respects your expertise, they tend to follow your advise. Do they know that you know what your talking about? If they do and still choose to ignore it, you know not to waste your...
  10. Replies
    10
    Views
    1,099

    Send me a PM with your email address and I'll...

    Send me a PM with your email address and I'll send you a copy of the manual. It's in Chinglish, but only 9 pages.
  11. Replies
    9
    Views
    1,145

    LANDIS...

    LANDIS
    CINCINNATI
    STUDER

    TOYODA

    KELLENBERGER


    JONES & SHIPMAN
  12. Replies
    772
    Views
    273,073

    Our challenge today, boring a .060 " hole .46...

    Our challenge today, boring a .060 " hole .46 deep in copper nickel, 103 parts. Can't show the part, but here is the boring bar and a cross section view.
    290492290494Thank goodness for PH Horn. Off...
  13. Replies
    6
    Views
    545

    Depending on the length and shape of the part,...

    Depending on the length and shape of the part, wire EDM.
  14. Replies
    11
    Views
    1,162

    We just used some emery cloth that we had in the...

    We just used some emery cloth that we had in the shop, nothing special. Quicker just to wrap it by hand than use the strap wrench, and holding it by hand didn't tear the cloth. For a larger part, I...
  15. Replies
    11
    Views
    1,162

    Follow up. I used the advice given and it worked...

    Follow up. I used the advice given and it worked out really well. Got some silicon carbide and made a paste, put some in a trueing sleeve and dressed the CBN, then honed with oil. Ended up just using...
  16. Replies
    33
    Views
    2,011

    Find a shop with a CNC sinker EDM near you, this...

    Find a shop with a CNC sinker EDM near you, this is an everyday task for them.
  17. Replies
    5
    Views
    368

    We used to use 1 1/2 times the material thickness...

    We used to use 1 1/2 times the material thickness as a minimum, but not sure where that really came from. You need enough so the punch doesn't pull the slug, but other than that, I see no reason to...
  18. Replies
    11
    Views
    1,162

    I have a MBB 1660 hone and a heat treated...

    I have a MBB 1660 hone and a heat treated mandrel. I'll get some silicon carbide grit and give it a try.
  19. Replies
    11
    Views
    1,162

    Trueing CBN stones for honing

    Sunnen suggested using lapping compound to true CBN stones. I have some medium grade 600 grit diamond lapping compound. Would that be a good choice for truing? Any tricks? I am used to truing...
  20. Replies
    36
    Views
    2,754

    If the taper on the cutter in the picture is what...

    If the taper on the cutter in the picture is what goes into the spindle, better get to work cleaning it up. What does the spindle taper look like?

    Sent from my moto z3 using Tapatalk
  21. Thanks, thall. That looks like exactly what I...

    Thanks, thall. That looks like exactly what I need. And a fellow tarheel. Where are you in NC? Easy to find once you know what its called.
  22. Small diameter strap wrench for honing bushings

    Need to hold a 9/16 diameter headless bushing 1/2 long for honing (150 pcs). I've seen some kind of miniature strap like wrench somewhere in the past (Leather?) but no luck with google or searching...
  23. Replies
    4
    Views
    580

    We have one, need room on the left to empty wire...

    We have one, need room on the left to empty wire bin, room on right to change filters and access DI bottles, not much behind, but that is where our water supply is.

    Sent from my moto z3 using...
  24. Replies
    16
    Views
    1,591

    Interesting project, Wes contacted me and we are...

    Interesting project, Wes contacted me and we are looking into it. I see 2 options, make an electrode like a key cutter (full radius) and move it in a helix, or the wire wrap method and orbit Marcus...
  25. Strongly suggest a Y axis machine for doing your...

    Strongly suggest a Y axis machine for doing your milling.Very limited otherwise. Your live tools will be fixed either toward the main spindle, vertical, or towards the sub spindle, but won't...
Results 1 to 25 of 1500
Page 1 of 60 1 2 3 4