PVC DREDGE FLOATS

Has anyone ever used or seen PVC floats on a dredge. I am building a 3" dredge. I have it all except for the floats. I think PVC will be cheaper than factory ones. I can get 6" PVC and end caps for less than $100.00 Do you think 6" is big enough or do I need to go to 8". Thanks for any help.

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  • Check out Kevin's floats , those are lighter, cheaper and float better than pvc pipe
  • maybe a pair of floats from dredge builders warehouse, they are 115 each and have mounting points.
    another idea is big boat fenders, and if you get the ones with holes thru them could make them roll for putting dredge in the water.
    Spike
  • i,m tf4blue32@yahoo.com--actually you can get 12 inch pvc pipe and that would be fine for your pourpose,,i made a raft to pull behind my boat and it will hold me and all my trapping gear,,
    i,m looking to buy a 2-3 inch dredge ,,is one hard to put togeather on your own??
    hope everything works out for ya,, thomas franklin
    • The aluminum was expensive, but the plastic barrels were $15 ea.

      PA250038.JPG

  • what about the green pipe they use for drainage could you use that and cap it then fill it with expanding foam just a thought
    • good idea tim the green pipe you are talking about is sdr35 pipe used for sewer lines it is verry light a man could handel 8 to 10 inch with no problem you can find it for free most of the time where they are working on a sewer project plus it is verry durable the down fall is in cold weather the pvc
      becomes brittel in the summer time no problem

      okey
      • The SDR35 pipe is a great idea, and cheap to buy if this 2009 pdf price list is correct...,

        Quote:
        "01651108 10x14 53826 PVC SDR35 Gsketed Sewer Pipe 14.98"
        " 01651124 12x14 53836 PVC SDR35 Gsketed Sewer Pipe 20.98"

        http://www.rwco.com/catalog/2009-d.pdf

        The caps will still be expensive from what I have found ($25 and up each), but there are a number of ways to seal the ends, a block of wood with sealant would do the trick, there are many materials that a "plug" could be cut to fit inside the pipe and sealed.

        One piece of 12"/10"X 14' pipe at around $20 to $25 would make both floats!!

        From charts I found while searching for prices, shows that the 10" weights about 5 1/2 lbs per ft., and the 12"weights about 6 3/4 lbs per ft. for SDR35.

        Skip
  • Instead of the white PVC try the gray schedule 40 it is made for outside use and is a lot tougher. Not sure how wide it comes though. Might be able to put 2-3 together .
  • Aluminum pipe is a real bear to weld. It has a thin wall and if you've ever tried to weld aluminum you know what a pain it is. PVC is pretty durable and you can patch it in the field with some glue an some scrapings off the pipe. You can use a propane torch to warm it up and make all kinds of curves and even flatten and seal the ends. Big truck innertubes are gettin' really hard to find. The closed bucket/barrel idea is pretty good but there is sometimes a prob to mount stuff. Of course, there is the old standby, wood. It don't leak, so you can screw or nail to it, you can cut to size and shape, and it's pretty easy to get your hands on. How about a wooden box, fabricated from plywood, and seal the seams with anything from pitch to calking or silicon?
    ( and you can prime and paint to seal the grain )

    My vote goes to the PVC or wood.
  • i also saw a picture where people had used a big inner tube and lashed the unit to that somehow.
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