AS568 Standard NBR O Rings Material 70-90 Hardness For Pneumatic Parts

Black NBR O ring for pneumatic and automotive parts

O-ring is widely used for various dynamic and static sealing use because of its competitive price, reliable function and easy installation. Various O-ring specifications are available. Standards including AS568, ISO3601, JIS and B2401 are widely used. Different materials and hardness are selected according to the products’ working environments. If you have questions on the selection of O-rings, we are happy to provide you with professional advice.

    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.