One of the oldest sealing devices, compression packing is still very common in modern industries such as oil and gas, petrochemical, agriculture, pulp and paper, power generation, and mining. Compression packing is made from a range of soft and pliable fibrous yarn materials – from vegetable and animal fiber to many high-performance synthetic fibers. Most compression packing is formed by braiding fibrous materials such as carbon, PTFE, graphite, aramid and acrylic yarns. Each braid structure – round, square or braid over braid – is unique and intended for specific performance.
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