584,808 active members*
5,060 visitors online*
Register for free
Login

Search:

Type: Posts; User: jamesu229

Search: Search took 0.00 seconds.

  1. Replies
    3
    Views
    881

    Many factors control what is best. With the right...

    Many factors control what is best. With the right endmill grind, and machine that can keep up with the endmill, 17-4 can run at 800 ipm dry, 15-5 about the same. Even the dreaded "inconel" can be...
  2. Replies
    12
    Views
    2,529

    The endmills in the videos are my regrinds. The...

    The endmills in the videos are my regrinds. The feed rates are from trial and error. In steel alloys under 30Rc I use a sliding scale .025 radial = .015 ipt translating to .250 radial = .005ipt for a...
  3. Replies
    12
    Views
    2,529

    have they looked at any videos like this one or...

    have they looked at any videos like this one or researched high speed machining. If not, It may not take much to get them hooked. Get them to watch my other videos, I have one posted that is running...
  4. Replies
    12
    Views
    2,529

    trochoidal paths most likely would be best. 316...

    trochoidal paths most likely would be best. 316 ss is part of the 18-8 series of stainless, slightly more abrasive than 304. The part in the video was 304 and roughly the same area as yours....
  5. Replies
    2
    Views
    997

    Overall , they are good machines. The haas...

    Overall , they are good machines. The haas controller is basically fanuc style with a few nice improvements. Ask the trainer about programming from dxf files, program restart settings, and the hsm...
  6. Replies
    12
    Views
    2,529

    Depends on too many factors for an instant...

    Depends on too many factors for an instant answer. Part profile, pockets, thickness, cubic inches to be removed, machine capabilities, tool manufacturer and type of stainless steel would be the main...
  7. Replies
    21
    Views
    3,678

    Please call Byron again, he apologizes, but he...

    Please call Byron again, he apologizes, but he accidentally deleted your number. He can control the hole diameter within .001
  8. Replies
    21
    Views
    3,678

    mitsubishi drills

    I do not know where you are located, but you should call our mits rep. He is the district manager for the southeast. Their drills have worked perfect for us using his recommendations. number is...
  9. Replies
    2
    Views
    490

    15-5

    According to the specs at aksteel.com, its just a ferrite free version of 17-4. Use carbide tooling with sharp edges(minimum edge prep) and a quality coolant such as syntillo 9913. Myself, I would...
  10. Replies
    2
    Views
    534

    If you have a % symbol at the beginning of the...

    If you have a % symbol at the beginning of the program, try deleting it and see if that works. Your g code is correct.
  11. Replies
    1
    Views
    427

    check with a mitsubishi rep. they have carbide...

    check with a mitsubishi rep. they have carbide graqes that really do well on thi material
  12. Thread: SUS304

    by jamesu229
    Replies
    1
    Views
    602

    HSM

    If your are using a coated endmill, .5 mm stepover .25mm ipt 3000 rpm
    watch what can be done with stainless at


    YouTube - HIGH SPEED MACHINING(REALLY HIGH!!!)
  13. High performance endmills

    Watch the video on youtube titled 'high speed machining(really high)"
    if this is the way you want to run, contact me.
  14. Replies
    2
    Views
    664

    Try 250 ipm

    We just tested our endmill grind on inconel 718 at 960sfm and 250 ipm. here is a link to our video on youtube.
    YouTube - High speed machining 718 Inconel
  15. Replies
    13
    Views
    1,956

    slot

    Mitsubishi makes small diameter feedmills that would be great for this. 6mm would be perfect for roughing and then use a .25 finisher
  16. Replies
    17
    Views
    3,066

    collets for milling

    Your problem has nothing to do with the rigidity of your machine. What is happening is the endmill is pulling out of your holder and probably spinning in it . As a rule, I only use collets for...
  17. Replies
    18
    Views
    3,253

    tapping 17-4

    We tap 17-4 on a regular basis. Use the maximun diameter tap drill, castrol molydee tapping fluid, torque control tap holder, a quality slow spiral tap and run at 20sfpm in and 3x out . works every...
  18. Replies
    2
    Views
    989

    chatter

    Probably just the harmonics produced by the combination of a 2 flute endmill, not quite rigid enough setup, and the helix angle of your cutter. Going to a 4 or 5 flute endmill for finish should...
  19. .5 slotting cut should be no problem in...

    .5 slotting cut should be no problem in stainless. 4 flute variable helix, full depth, 150/200 sfm .012 per rev minimum feed. Watch this testing video,feed was .02 per rev, it may help. The main...
  20. Replies
    4
    Views
    719

    Carbide

    3/4 four flute endmill, 1700 rpm 27 ipm no coolant. These are the parameters for most variable helix endmills. depth according to machine power.
  21. Replies
    5
    Views
    641

    Tricks

    watch this

    YouTube- HIGH SPEED MACHINING(REALLY HIGH!!!)
  22. Replies
    13
    Views
    1,707

    machining parameters

    The endmill is a straight endmill with a 45 degree helix angle. To run your part out of aluminum I would use a solid carbide four flute endmill with no edge prep on the flutes and no coating, if this...
  23. Replies
    13
    Views
    1,707

    Carbide endmill, two parts, 1st 1018 steel, 2nd...

    Carbide endmill, two parts, 1st 1018 steel, 2nd heat treated 17-4 stainless steel. No air, mist or any other type of cooling. The tricks
    1550 sfm, conventional cut with carbide, absolutely no...
  24. Replies
    13
    Views
    1,707

    HSM

    I would suggest 3 axis roughing with a regular square corner endmill and finish with a solid carbide angle cutter. That way you get quality and quantity with minimal cost. Check out my video on...
  25. Replies
    12
    Views
    2,237

    No flood coolant

    I agree completely. With the right speeds feeds and cutters almost all heat can be kept out of the part. Proof of this is on youtube under "high speed machining(really high). .625 endmill 10000 rpm...
  26. Replies
    6
    Views
    1,678

    A mitsubishi feedmill will handle this with no...

    A mitsubishi feedmill will handle this with no probem. We use them for plunging and the inserts are relatively cheap.
  27. Replies
    4
    Views
    554

    Check with mitsubishi cutting tools. They have...

    Check with mitsubishi cutting tools. They have cutters that really move in stainless, will sell on performance PO, and are less expensive in the long run
  28. Thread: Hsm?

    by jamesu229
    Replies
    6
    Views
    1,608

    High speed machining has been around since the...

    High speed machining has been around since the 1930's. the link below is to the site that has quite a bit of information about it. Also watch my video on youtube, I think you will find it to be...
  29. Replies
    16
    Views
    3,595

    Possible lock code

    I do not know if it will apply to your machine or not, but our new fadals have the fanuc oi and the lock code is 189, 19 is only orientation.
  30. Replies
    15
    Views
    2,439

    Check out how we run 17-4 stainless. these...

    Check out how we run 17-4 stainless. these cutters should do well slotting in 304 also

    YouTube- HIGH SPEED MACHINING(REALLY HIGH!!!)
Results 1 to 30 of 30