A carbon silicone high-pressure steel wire braided rubber hose for oil wells
A steel wire braided layer and hose technology, applied in the petroleum field, can solve the problems of high cost, impact on personal safety, and short service life of the hose, and achieve the effects of improving the density and strength, reducing the quality of the pipeline and improving the service life.
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[0031] Examples, see attached Figure 1-2 , a carbon silicone rubber hose for oil wells, which includes an inner rubber tube 1, and the inner rubber tube is mainly composed of 10-16% carbon, 42-53% silica gel, 12-18% graphite nanometer and 22-27 % nitrile rubber component; the outer side of the inner rubber tube is provided with a steel wire braided layer 3, and a canvas layer 2 is arranged between the steel wire braided layer and the inner rubber tube. Contain adhesion promoter in sub glue, described adhesion promoter is by mass fraction 20-24 parts of cobalt stearate, 45-60 parts of p-benzoate, 4-10 parts of silane coupling agent, fatty acid 1- 5 parts and 15-22 parts of gypsum, the canvas layer and the steel wire weaving layer are repeated at intervals of more than three layers, the diameter of the steel wire is 1-2mm, the surface of the steel wire is coated with a galvanized layer, and zinc is added during the galvanizing process. The mass fraction is 8-10% plating flux, ...
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