Industrial core tube play a key role in many fields with their excellent chemical corrosion resistance, high strength and good flexibility. In the packaging industry, it is often used as the central support for winding films, paper and other coils to ensure that the materials remain regular and not easily deformed during transportation and storage; in the construction field, HDPE winding tubes can be used as protective sleeves for cables and optical cables, effectively resisting soil pressure, acid and alkali corrosion, and extending the service life of the line; in the textile industry, it provides a solid axis for the winding of various textile fabrics to meet the needs of high-speed production and frequent handling; in the agricultural field, HDPE winding tubes are used for the winding of agricultural films, shade nets and other materials, to help efficient operations. In addition, in the printing, advertising inkjet printing and other industries, it has also become an ideal choice for carrying large-format coils, and is widely adapted to the production needs of different specifications.