Cixi Hongchen Chemical Packing Factory is a professional manufacturer of Expanded PTFE series sealing materials, mainly producing expanded PTFE tapes, PTFE expanded PTFE tapes, PTFE round ropes and other products. Our factory is located in Cixi City, Ningbo, Zhejiang Province, connecting Ningbo Port, Hangzhou to the west, Hangzhou Bay to the north, and Shanghai, with convenient transportation. Expanded polytetrafluoroethylene sealing tape is our main product, using high-quality domestic raw materials such as Dongyue, Juhua, Liwen, etc., combined with advanced technology production, with excellent quality and complete specifications, which can meet the requirements of different industries and customers. The product has extremely superior insulation, strong chemical stability, and good sealing performance, and is widely used in various industrial fields such as machinery, chemical industry, metallurgy, shipbuilding, aerospace, medicine, electronics, etc.