Conventional RC System
Dual-Wall Reverse Circulation Conventional Rotary System
This is the original RC with a conventional DTH hammer. An interchange sub, also referred to as a crossover sub, located above the hammer with a vertical slots to let the sample go into the center of the dual wall drill pipe. An interchange sub allows the down-the-hole hammer mechanism to continuously fire while reversing the flow of the drill cutting up the inner pipe.
Please choose below which parts of the Dual-wall reverse circulation rotary system you're intrested in:
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Top Head Adaptor
5.5DS to 400DS(7.5 MUL)
Swivel Adaptor Inner Tube
Inner Tube 32 1/4"
Inner Tube 34 1/4"
Inner Tube 36 7/8"
Saver Sub
Dual Tube Pipes
RC Pipes 5'
RC Pipes 10'
RC Pipes 15'
RC Pipes 20'
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Interchange Assembly
(Crossover Subs)Interchange subs allow the use of the conventional DTH hammers with Dual Tube Reverse Circulation drilling pipes in a RC system!
Interchange 2 Slots & 3
Slots 4", 4.5" and 5" OD
2 3/8" 2 Slots
2 3/8" 3 Slots
2 7/8" 2 Slots
2 7/8" 3 Slots
2 7/8" 2 Slots 4.5"
2 7/8" 3 Slots 4.5"
2 7/8" 2 Slots 5"
Interchange Top Sub
4.125" O.D.
4.5" O.D.
5" O.D.
Interchange Inner Tube
4 3/8" OD
4 5/8" OD
4 7/8" OD
5" OD
Blow Down Sub
Blow Down I. T.
Aerator Body
Aerator I.T.
Blow Up Sub
Bladder Loader
I.T. Tester
Hosting Plug