The graphite sealing ring of the rotary joint is the core sealing element in the rotary joint. Its main function is to form a reliable seal between the rotating and fixed parts, prevent the leakage of internal fluid media (such as steam, oil, water, gas, etc.), and withstand the friction and harsh working conditions such as high temperature and high pressure caused by high-speed rotation.
Carbon graphite rings are treated with processes such as impregnated epoxy resin or silicon, and have high temperature resistance, corrosion resistance, and wear resistance characteristics. The graphite ring structure includes integral, three petal, and gapless automatic compensation types. Special tools, O rings, springs, and other components need to be used during installation. Support 45 ° oblique incision customization, some models use gradient density graphite composite structure or silicon carbide coating to enhance performance. Disassembly and replacement require heating to remove the old ring and installing a new ring. The patented technology involves a low-temperature sealing structure with a heating ring and a dedicated fixture.
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