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  1. Replies
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    Not capacitor but overvoltage protection...

    Not capacitor but overvoltage protection varistor.
    https://www.varistory.cz/soubor/multiple-pulse-mp-disk-varistors-s20-pdf/
    Voltage rating is burnt off but it looks like hundred-something volts....
  2. You useless commie-sovjet loving pussies 😡

    You useless commie-sovjet loving pussies 😡
  3. Replies
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    Another analogy would be 100 miles long 24"...

    Another analogy would be 100 miles long 24" pipeline on flat ground. End cap would burst no matter what if the amount of the water behind the endcap would make any difference.
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    Class 8.8 has also minimum requirement for...

    Class 8.8 has also minimum requirement for elongation before break and 1144 might fail on that aspect even with good heat treat.

    Despite the name I’d also double-check the fatique limit as...
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    I see no problem with generating 5000lbs force...

    I see no problem with generating 5000lbs force with 131 lbs of water. External Downwards force is max 131 lbs but there is no limit on the internal force acting up on the wall structure.

    Ok, how...
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    Guess this one of those things that is ”obvious”...

    Guess this one of those things that is ”obvious” to everyone. For me it is obvious that the force is same and I don’t know even how to start explaining it.

    Another brainer that tricks lots of...
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    If you mean ”downwards total force” exected by...

    If you mean ”downwards total force” exected by the entire structure and the liquid you are right, it is only mass*gravity(=weight) and liquid volumn height has nothing to do with it.
    But force...
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    Jancollc, you seem usually pretty able &smart in...

    Jancollc, you seem usually pretty able &smart in technical matters so take a deep breath and think this over once more.

    People on this thread are mixing up weight, pressure and force in amazing...
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    Archimedes and Blaise Pascal would turn in their...

    Archimedes and Blaise Pascal would turn in their graves if they saw this thread.
  10. Nowadays there is about ten varieties under Pyrex...

    Nowadays there is about ten varieties under Pyrex brand.
    But as far as I know it was originally borosilicate. Pyrex 7740 is the current name for it. And european pyrex vs US pyrex is different...
  11. Instead of care homes Covid is now spreading...

    Instead of care homes Covid is now spreading amongst young adults and US testing coverage is lot better than at previous peak so it shouldn’t get as bad.

    Interesting to see what is your death rate...
  12. Replies
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    You need more than 2K usd AC and big tent in...

    You need more than 2K usd AC and big tent in India. First of all if the machine has 50hp spindle you need to prepare to cool off something like 130k BTU. Maybe more if you run it flat out.
    Add to...
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    Obvious joke and nothing compared to shingles...

    Obvious joke and nothing compared to shingles sawing I have seen on utoob

    Warning:
    Graphic content. non-OSHA approved
    YouTube
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    Looks actually safer than some real woodturning...

    Looks actually safer than some real woodturning videos on youtube. :crazy:

    YouTube
    YouTube
  15. Threadmill motors are some North American...

    Threadmill motors are some North American speciality. Seem like "Everyone" is building something out of them and I have yet to even see one outside of gym.
    Seem like nowhere as common in rest of the...
  16. Or bodge up your own version of ”Accu-finish”...

    Or bodge up your own version of ”Accu-finish”
    Its not exactly rocket engineering.
    Almost any slow turning gear motor will do and you need only 1/10hp motor if you go slow speed at around 300rpm...
  17. :D Must be the Chinese steel.

    :D
    Must be the Chinese steel.
  18. Isn't this like some sort of machining forum? :D...

    Isn't this like some sort of machining forum? :D I'd imagine you can figure out some way to enlarge the 1/2" hole on steel disk.

    "I have no time for hobbying with these?"
    FFS, buy the proper...
  19. Steve is talking about diamond wheels and you are...

    Steve is talking about diamond wheels and you are talking about green silicon carbide wheels.
    Diamond is the way to go with current prices. 30usd harbor freight grinder and 15 usd lapidary diamond...
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    Normal. Especially with C relief angle insert.

    Normal. Especially with C relief angle insert.
  21. That was widely in the news also around here. ...

    That was widely in the news also around here.

    I’m not so sure about stable or genius but amazing is correct word for him:

    302 Moved
  22. You should consider that as a minimum distance...

    You should consider that as a minimum distance under unfavorable conditions. Normal in here would be 2-3 meters even without corona. :D...
  23. Politics aside this seem like a really bright...

    Politics aside this seem like a really bright idea in the middle of coronavirus
    https://i.imgur.com/EALpt2V.png

    And wtf is ”Florida man” doing this time...
  24. I missed your point. Did you check the link?...

    I missed your point. Did you check the link?
    1000 or 2000 series is the shape and size of the insert and has nothing to with carbide grade.

    C2 or C5? I’d probably pick C2 if they are from same...
  25. 2000 series =radiused blank? Shop Products |...

    2000 series =radiused blank?
    Shop Products | Monster Tool

    Grainger also listed 777 series. That would be rectancular.
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