fastest way to thin props...

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  • jasontodd
    Junior Member
    • Feb 2013
    • 8

    #1

    fastest way to thin props...

    hi , i have always thinned my props , with a small file , and three weeks work ... tsk.

    after getting rid of most of my props a while ago (dumb) , i am looking at preparing some new props ,thought i would ask the members here, how do you do it ? the thought of preparing many props for a new campaign, it just a chore.
    what is the fastest way , and what equipment do you use to thin props fast

    many thanks
    look forward to reply's
    Jason
  • JimClark
    Fast Electric Addict!
    • Apr 2007
    • 5907

    #2
    fine grinding wheels for dremils
    "Our society strives to avoid any possibility of offending anyone except God.
    Billy Graham

    Comment

    • kevinpratt823
      Fast Electric Addict!
      • Aug 2012
      • 1361

      #3
      http://forums.offshoreelectrics.com/...Harbor-Frieght

      This with a vaccum hooked up to the side, and I think I have 320 grit belts, comes with a very coarse 80 grit that will eat through too quick.
      My private off road rc track
      https://www.youtube.com/watch?v=XC3H...yaNZNA&index=8

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      • goldfinger
        Junior Member
        • Mar 2011
        • 19

        #4
        1 in belt sander .

        Have a mandrel to hold the prop to give you better control of it when contacting the paper.

        Files , sandpaper ( 320 and finer wet/dry is preferred )

        And of course a marker and prop balancer.

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        • Shooter
          Team Mojo
          • Jun 2009
          • 2558

          #5
          I have a prop holder from Jim @ south river. Works well. I've found a large, coarse file takes most of the material off in just a few minutes, controllably! Then a fine file to remove the coarse grooves. Then sand paper from then on out. Still takes me about an hour (I thought this was good???) for a 'decent' prop.

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          • properchopper
            rcgoatbuild@snotmail.com
            • Apr 2007
            • 6968

            #6
            When held in a vise (with rubber jaws) this works great for props , and wielded by hand can get inside a hull and remove anything you want (except smells)

            DSC04641.JPG

            http://www.harborfreight.com/1-2-hal...der-92158.html
            2008 NAMBA P-Mono & P-Offshore Nat'l 2-Lap Record Holder; '15 P-Cat, P-Ltd Cat 2-Lap
            2009/2010 NAMBA P-Sport Hydro Nat'l 2-Lap Record Holder, '13 SCSTA P-Ltd Cat High Points
            '11 NAMBA [P-Ltd] : Mono, Offshore, OPC, Sport Hydro; '06 LSO, '12,'13,'14 P Ltd Cat /Mono

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            • Shooter
              Team Mojo
              • Jun 2009
              • 2558

              #7
              I'll be damned. That looks like my buffing set-up.

              IMAG0275.jpg

              Comment

              • Heaving Earth
                Banned
                • Jun 2012
                • 1877

                #8
                I find hand files are fast and just fine for octura, but those damn grim props are just so hard, I find myself with dremel...

                Comment

                • Mike Caruso
                  Senior Member
                  • May 2012
                  • 940

                  #9
                  Originally posted by properchopper
                  When held in a vise (with rubber jaws) this works great for props , and wielded by hand can get inside a hull and remove anything you want (except smells)

                  [ATTACH=CONFIG]102752[/ATTACH]

                  http://www.harborfreight.com/1-2-hal...der-92158.html
                  This is the way to go my friend ....trust me after 40 years this is the way to go. I bought one and use it just like you see here in Tony's setup ......you will never look back just fast forward. The only thing I will add is I put a white pc. of paper on my concrete floor below the belt so I can SEE the back side of the propeller and right where I am going to remove material. You'll thank me! Maybe it is my old eyes LOL Anyway it really works for me.
                  Mike
                  Last edited by Mike Caruso; 07-23-2013, 09:47 PM. Reason: spelling
                  Do It Like You Mean It .....or Don't Bother

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                  • jasontodd
                    Junior Member
                    • Feb 2013
                    • 8

                    #10
                    thanks for the replys guys . some excellent links and information , keep it coming ,
                    thankyou
                    Jason

                    Comment

                    • driftah
                      Senior Member
                      • Aug 2010
                      • 760

                      #11
                      I use a heavy duty cut off wheel on a dremel on its side...takes a few passes but only a few minutes,Then I switch to a medium file to smooth it out,fine file then sandpaper in the 1000-1500 grit area takes a few hrs to do a prop correctly including balance in between steps.I did a x447/3 last week to try on my df29 and it hauls major butt wow.I only do prop work when im bored lmao

                      Comment

                      • ray schrauwen
                        Fast Electric Addict!
                        • Apr 2007
                        • 9475

                        #12
                        What colour are they Jim, what ones do you use??

                        Originally posted by JimClark
                        fine grinding wheels for dremils
                        Nortavlag Bulc

                        Comment

                        • ray schrauwen
                          Fast Electric Addict!
                          • Apr 2007
                          • 9475

                          #13
                          Thats cool Pete, thanks for the pic!!

                          Originally posted by Shooter
                          I'll be damned. That looks like my buffing set-up.

                          [ATTACH=CONFIG]102755[/ATTACH]
                          Nortavlag Bulc

                          Comment

                          • Savage Skidoo
                            Senior Member
                            • May 2011
                            • 332

                            #14
                            I got this up from N.C. in 30 hrs , thanks Rob , i gotta say making small time on props Now ....Love it . image_20963.jpgIMGA0983.jpgIMGA0982.jpg
                            www.facebook.com/Boaters and Crawlers Durham
                            Durham Off Road Rc Club - www.dorc.ca founding member

                            Comment

                            • Cooper
                              Fast Electric Addict!
                              • Jan 2011
                              • 1141

                              #15
                              Looks good, I use a 1x30" belt sander (like above from harborfreight) hate it when I end up sanding some of the hub!! I will look into one of those, anything to make life easier!!!

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