Search:

Type: Posts; User: Dave Sheldrake; Keyword(s):

Page 1 of 20 1 2 3 4

Search: Search took 0.14 seconds.

  1. Ghosting on Rastering is less likely, the...

    Ghosting on Rastering is less likely, the material is subjected to a much lower power density per unit time.

    Vectoring requires the highest power density per unit time, typically demonstrated...
  2. This one has no intention of doing so.....

    This one has no intention of doing so.....
  3. Our English neighbors are panic buying loo roll ...

    Our English neighbors are panic buying loo roll

    Us Welshies are all licking door handles trying to get two weeks off work :)
  4. Replies
    315
    Views
    14,240

    Poll: The English folks are losing their minds and...

    The English folks are losing their minds and panic buying Loo roll, Pasta and dried rice

    Us Welsh folks are going round licking door knobs trying to get two weeks off work :)
  5. Nylon doesn't ablate Bill, it just melts :)...

    Nylon doesn't ablate Bill, it just melts :) messy, even on higher powered machines you need to use high pressure gas to keep the cut looking good.
  6. Replies
    5
    Views
    364

    Lasers are duel use, routers aren't :) the D-Use...

    Lasers are duel use, routers aren't :) the D-Use is what gets lasers a hard time :)
  7. DXF on export converts splines to polylines :)...

    DXF on export converts splines to polylines :) (save in AutoCAD 2000 DXF format everytime to remove the problem)

    Splines used to be the bane of my lasering life :)
  8. Seen it many times, "Splines" are mathematical...

    Seen it many times, "Splines" are mathematical generations of a data subset rather than absolute positions joined by lines/curves. On some laser systems they can chuck up all manner of errors
  9. Is the drawing done with splines?

    Is the drawing done with splines?
  10. Yup, Ian nailed it. They are typically junk that...

    Yup, Ian nailed it. They are typically junk that varies between workable junk and dangerous junk.
  11. 1: Probably, I'm not in the US though so can't...

    1: Probably, I'm not in the US though so can't offer an informed opinion.

    2: Kind of, some of the name brands that use DC tubes (Glass) are simply rebranded chinese machines. Cutting is cutting in...
  12. Have a look at fast helix ripple cutters designed...

    Have a look at fast helix ripple cutters designed for plastics and light aluminum, Close grain carbide will work well and don't suffer with heating as much.

    Air amplifiers can give a good blast of...
  13. Replies
    3
    Views
    374

    Chinese clone of the GF Message box that pops...

    Chinese clone of the GF

    Message box that pops up is in Chinese
  14. Is that howl when it stalls the belt slipping?

    Is that howl when it stalls the belt slipping?
  15. Replies
    7
    Views
    578

    Solder a small spring to the wire with a bore a...

    Solder a small spring to the wire with a bore a fraction smaller than the post, screw the spring onto the post in anti clockwise direction.
  16. Same as Mike, something that sucks in passing...

    Same as Mike, something that sucks in passing children and pets is only going to work if you are getting the same amount of air in as you are pulling out. In residential premises....that's going to...
  17. Replies
    5
    Views
    435

    Gotta go with what Chris is saying as well, MDF...

    Gotta go with what Chris is saying as well, MDF is well known for clogging pretty much everything it touches. Sticky smoke that really clings. Other than full industrial extractors I've yet to find...
  18. Replies
    5
    Views
    435

    Dan Hintz on here designed a brilliant fume...

    Dan Hintz on here designed a brilliant fume extractor.
  19. Huh? All CO2 lasers are Gas (that's what CO2...

    Huh?

    All CO2 lasers are Gas (that's what CO2 is)

    3 types commonly available

    Glass tubes run off of a DC current that fix into mounts on the machine
    Glass tubes run off of a DC current...
  20. Replies
    4
    Views
    426

    Pricing based on time alone will usually end up...

    Pricing based on time alone will usually end up with you losing work the first time somebody with a bigger and faster laser comes along.

    I found the best way is to look at what the market seems to...
  21. Replies
    20
    Views
    1,228

    Last one I had they said "Hello, Can we speak to...

    Last one I had they said "Hello, Can we speak to Mrs Sheldrake"

    I replied "Sure I'll call her as she is at the other end of the house....pause...while we are waiting though, I don't suppose you...
  22. Replies
    11
    Views
    859

    "Engraver" in many cases where CNC is concerned...

    "Engraver" in many cases where CNC is concerned is usually just a low power router :) Routers can engrave, not all engravers can be used as routers. Most of my CNC's are metal cutters and more...
  23. Replies
    8
    Views
    884

    From the start it was always going to be a...

    From the start it was always going to be a Pyramid laser system. Once the rush of new sales dies down the aftercare has to as well. Aftercare is the single most expensive part of retailing Laser...
  24. Replies
    40
    Views
    2,492

    1: Decent Co2 fire extinguisher 2: A second...

    1: Decent Co2 fire extinguisher
    2: A second decent Co2 fire extinguisher
  25. A respectful but silent nod of the head and a...

    A respectful but silent nod of the head and a handshake if offered. Just so the Vet knows that you know and respect them.

    Like many have said, the whole "Thank you for your service" has become...
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4