Packing braided with 100 series of flexible graphite thread through different weaving processes such as through-core weaving and sleeve weaving, the sealing performance of the packing is more perfect and safer. It is the best combination component to solve the sealing problem. And according to the corrosive environment and user needs, the packing can also be treated with corrosion inhibitors, so that the packing has a better anti-corrosion function. It is suitable for almost all media such as hot water, steam, oil, heat exchange fluid, acid, alkali, ammonia, organic solvent, hydrocarbon, cryogenic liquid, etc. It is used in equipment and devices of petroleum, power generation, chemical industry, light industry, pharmaceuticals, etc.