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  1. #1
    us
    Jan 2008
    Atwater Ca.
    Gold Bug , Whites GMT , SD 2100v2
    43

    Backyard Mill

    First Run

    Ran six pounds of rock in my small homemade ball mill (14" x 12") for two hours,rock was reduced to flower fine dust. Nice pay day in gold too !

    Luck on your next hunt. Chuck
    Attached Thumbnails Attached Thumbnails  Backyard Mill-backyard-mill.jpg    Backyard Mill-backyard-mill-2.jpg    Backyard Mill-gold-8-13-10-1.jpg    Backyard Mill-backyard-mill-3.jpg    Backyard Mill-backyard-mill-4.jpg  


  2. #2
    mx
    Nov 2004
    Alamos,Sonora,Mexico
    8,707
    8 times

    Re: Backyard Mill

    Hi my new friend Chuck: A nice looking setup. The only suggestion that I have is to mimic the larger mills and weld or fasten thick strips of metal transversely inside of your drum.. this tends to lift your balls, blocks or whatever, much higher before dropping instead of sorta slipping around.

    Don Jose de La Mancha
    "I exist to live, not live to exist"

  3. #3
    us
    Jan 2008
    Villa Rica georgia
    gold bug pro,garret,whites,tesoro,bounty-hunter,,.....
    1,641
    3 times
    All Types Of Treasure Hunting

    Re: Backyard Mill

    dang !!!!! that's better than a nice payday ! must have some nice specimens to boot !
    no matter where you go,there you are!

  4. #4
    us
    Jan 2008
    Villa Rica georgia
    gold bug pro,garret,whites,tesoro,bounty-hunter,,.....
    1,641
    3 times
    All Types Of Treasure Hunting

    Re: Backyard Mill

    nice looking ball mill ,how loud is it ? what did you make the drum out of ?
    no matter where you go,there you are!

  5. #5
    us
    Jan 2008
    Atwater Ca.
    Gold Bug , Whites GMT , SD 2100v2
    43

    Re: Backyard Mill

    Quote Originally Posted by Real de Tayopa Tropical Tramp
    Hi my new friend Chuck: A nice looking setup. The only suggestion that I have is to mimic the larger mills and weld or fasten thick strips of metal transversely inside of your drum.. this tends to lift your balls, blocks or whatever, much higher before dropping instead of sorta slipping around.

    Don Jose de La Mancha

    Yes, I thought of doing that but I had some rock laying around the house I wanted to run. Still might weld some strips in yet.
    Take Care, Chuck

  6. #6
    us
    Jan 2008
    Atwater Ca.
    Gold Bug , Whites GMT , SD 2100v2
    43

    Re: Backyard Mill

    Quote Originally Posted by strickman
    nice looking ball mill ,how loud is it ? what did you make the drum out of ?
    Hi , Strickman

    The drum is a piece of 12 inch inside diameter pipe with a 3/8 inch wall. Most of the moving parts are an old reel power lawn mower. Not loud at all.
    Take Care , Chuck

  7. #7
    us
    Jan 2008
    Villa Rica georgia
    gold bug pro,garret,whites,tesoro,bounty-hunter,,.....
    1,641
    3 times
    All Types Of Treasure Hunting

    Re: Backyard Mill

    i like it ......
    no matter where you go,there you are!

  8. #8
    Charter Member
    us
    Jun 2010
    Spokane, Wa
    Tesoro Silver uMax, Fisher CZ-6a
    125

    Re: Backyard Mill

    I've always been told a ball mill without fins was a rock polisher

    In truth I'd love to see some more pics of it. That's one of the best home built mills I have seen. A+ job my friend

    -Lance

  9. #9
    Charter Member

    Nov 2007
    California
    ,M.X.T.& Tesoro Tejon
    5,496
    5 times
    Banner Finds (1)

    Re: Backyard Mill

    I like it Chuck!!!
    M.X.T , Tesoro Tejon 4"& 2.5" dredge with a little luck!!

  10. #10
    us
    Jun 2009
    Blue Ridge, South Carolina
    530
    2 times

    Re: Backyard Mill

    That's a nice setup you got there. Quite a bit of shine too
    The gold is down there dig deeper. If that doesn't work dig deeper...

  11. #11
    us
    Aug 2010
    17

    Re: Backyard Mill

    Picked up a Lincoln Weldpak 140 HD on Sunday. So now it is game on. Nice Mill. Gives me ideas.

  12. #12
    us
    North Carolina

    Jun 2009
    Currently Pilfered!
    475

    Re: Backyard Mill

    What are those items that you are using as the crushing balls?
    Formerly Known As Cap'n Crunch

  13. #13
    us
    I can dig it! "WP"

    Mar 2007
    Bounty Hunter tracker IV, Whites TM 808, Whites GMT
    2,844
    6 times
    All Types Of Treasure Hunting

    Re: Backyard Mill

    Awesome! Great workmanship. I like the gear reduction set up.
    How many rpm's does the motor turn, and how many rpm's does the drum turn?

    Also, Good job on the welding
    Looks like you have a good helper too.

    Thanks for sharing,
    GG~
    ~Diggin The Adventure~

  14. #14
    us
    Jan 2008
    Atwater Ca.
    Gold Bug , Whites GMT , SD 2100v2
    43

    Re: Backyard Mill

    Quote Originally Posted by Cap'n Crunch
    What are those items that you are using as the crushing balls?

    The round ones are balls from a marcy mill, the other ones are cut from a three inch shaft that was part of a stamp mill. Take care, Chuck

  15. #15
    us
    Jan 2008
    Atwater Ca.
    Gold Bug , Whites GMT , SD 2100v2
    43

    Re: Backyard Mill

    Quote Originally Posted by GoodyGuy
    Awesome! Great workmanship. I like the gear reduction set up.
    How many rpm's does the motor turn, and how many rpm's does the drum turn?

    Also, Good job on the welding
    Looks like you have a good helper too.

    Thanks for sharing,
    GG~

    The motor is a 1/4 horse that runs 1125 RPM , The drum runs 20 RPM .

    Take Care, Chuck

  16. #16

    May 2005
    St. Louis, missouri
    1,584
    2 times

    Re: Backyard Mill

    NICE JOB!

  17. #17
    us
    Jan 2008
    Villa Rica georgia
    gold bug pro,garret,whites,tesoro,bounty-hunter,,.....
    1,641
    3 times
    All Types Of Treasure Hunting

    Re: Backyard Mill

    20 rpm's at 2 hrs. , man thats pretty good ! not bad at all ! I might to make one of those !
    no matter where you go,there you are!

  18. #18
    us
    Apr 2009
    Tesoro Lobo
    60

    Re: Backyard Mill

    Nice back yard rig!! From my last 30 years of working with mills and kilns I see only one potential problem. The 1/2 inch pipe will wear much faster than you might expect. Industrial mills have rubber or alloy steel liners . However,you will get a lot of life from your rig running two hours a week or so. Horizonal lifters welded on the walls or multiple passes with welding rods will make the product tumble more and not tend to slide around the shell causing additional wear.

  19. #19
    nz
    Aug 2010
    Minelab, Bounty hunter, had Garrett, Fisher and Whites. Lapidary
    333

    Re: Backyard Mill

    Really nice job on the ball mill, not sure if the round shaft is a good thing or not. Have you run it with just the balls? Nuggy

  20. #20
    Charter Member
    us
    Come out from under your bed today...... DO SOMETHING!

    Jun 2008
    Yarnell, AZ and Murphy,CA
    Mostly Garretts or Fishers
    1,808
    34 times
    All Types Of Treasure Hunting
    Honorable Mentions (1)

    Re: Backyard Mill

    VERY nice piece of equipment! Question... raw ore to powder... how long? Tnx. TTC
    Blessed be the Lord, my rock, who trains my hands for war and my fingers to fight. Psalms 144:1

 

 
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