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    ECONOMILL

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    • 产品描述
      • Commodity name: ECONOMILL
      • Commodity ID: 1457329210945851392

            Economill is a kind of tool for grinding the falling objects. Such as grinding bit, cone, drift, slip teeth, washpipe, sub, deep well pump accessories, and other falling objects. As the structure is shown in the figure, it is composed of body and carbon tungsten alloy. The body is composed of two sections of cylinder, the upper part of the small cylinder is a connection thread, the connection thread can be made into pin thread or box thread according to user's requirement. The bottom and side of the large cylinder have a water groove, the bottom of the water groove is opened with a mud circulation hole, YD alloy or other wear-resistant materials between the water groove.

            Economill is a kind of tool for grinding the falling objects. Such as grinding bit, cone, drift, slip teeth, washpipe, sub, deep well pump accessories, and other falling objects. As the structure is shown in the figure, it is composed of body and carbon tungsten alloy. The body is composed of two sections of cylinder, the upper part of the small cylinder is a connection thread, the connection thread can be made into pin thread or box thread according to user's requirement. The bottom and side of the large cylinder have a water groove, the bottom of the water groove is opened with a mud circulation hole, YD alloy or other wear-resistant materials between the water groove.

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    Related Products

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    SKIRTED MILL

            The skirt junk mill has a skirt, so it can cover the fishes in the skirt to ensure that the fish is always placed in the grinding range of the junk mill, and the bottom cutting teeth are used to grind the fish. This kind of milling shoe can not only mill the annular space by the skirt, but also grind the top of the fish, and use it to grind various swaying pipes and rods.

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    FLAT BOTTOM JUNK MILL

          Flat bottom junk mill is a kind of tool for milling the fishes, such as bits, cone, cutter gauge, slip elements, swivel wash pipes, subs, parts of deep-well pump.etc.       Flat bottom junk mill is composed of shoe body and wear - resistant alloy. The shoe body is composed of two cylinders; the upper part of the small cylinder is a connection thread, according to the customer's requirements, both pin and box threads are available. The large cylinder has tanks on the bottom and sides, There are mud circulation holes in the bottom water tank, YD alloy or other wear-resistant materials are piled up between the tanks.      Flat bottom junk mill rely on the YD alloy and wear-resistant material on the bottom of the surfacing, under the action of drilling pressure, enter and grind the fishes, wear debris with circulation wash out of the ground.

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    PILOT MILL

        The pilot mill shoes is used to mill the fish which have inner bore and instability and shake in the down well, such as drill pipe, drill collar, tubing etc.    The pilot mill shoes is made up of mill shoe body and pilot cone, as the following picture. The upper part of the mill shoe body is inner thread, the lower part is cylinder whose diameter is bigger. Add YD alloy and anti-abrasive material on the back plane of pilot cone and mill shoe body. The pilot cone has the effect of leading and fixing the top of the fish. And there are 2-4 water crossing grooves on the back plane of the mill shoe body to make sure it can circulate unblocked.      The pilot mill shoes locate the fish by the cone which is entered into the fish, and then rotate with the drilling tool, the mill shoes welded with YD alloy grind the fish.  

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    STRING MILL

          String mill is used to trim casing that is slightly bent or slightly deformed, to trim sections that suffer resistance while running down the liner, and to trim casing in broken sections where the fracture is not much misaligned. When the dislocation of the upper and lower casing fracture is not large, the fracture can be repaired straight to facilitate the next operation，the essence of string mill is lengthen the cylindrical part of the taper mill, When the deformation section of the casing is grinding with a taper mill, and the other tool is still unable to pass smoothly, a string mill can be used. Its grinding effect is from the radial direction of the casing grinding, can increase the straightness of the casing.

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