ED ring is one of the many seals for industrial use. It can be used as a special seal for pneumatic and hydraulic joints such as pipe joints, hydraulic plugs, and transition joints, with better sealing effects than traditional O-rings. This elastomer seal can be applied to threaded ports and screw ends as an axial static seal. There is hardly any change with the cross-section under high pressure. Folon.A took the lead in China in initiating the manufacture of ED rings that satisfies the DIN3869 standard, and still maintains its leading position in the market.

    Jiangsu Kunyuan Rubber & Plastic Technology Co., Ltd. is a professional manufacturer of seals. The factory covers an area of 25,000 square meters. The products are made with automatic injection molding machines and inspected with automatic quality inspection facilities. We follow ERP system throughout the business process. The product quality matches the standards of Europe, the US and Japan. The company's products are used by China's leading construction machinery enterprises: SANY (Sany Heavy Industry) and XCMG who export their construction machinery worldwide. We are also the high-quality supplier of EATON, Danfoss, Caterpillar and Case New Holland. With competitive prices and premium quality assurance, we provide customers with perfect service experience.

     Meanwhile, Jiangsu Kunyuan Rubber & Plastic Technology Co., Ltd. is also a company who sets priorities on workplace health, safety and environmental protection for employees. The company is committed in creating the quality, environmental protection, safety, and hygiene management systems that match international standard to pave the way for sustainable operation.