Shanghai TopSeals Technology Co., Ltd is the business center of Tetlock which is professional manufacturer in designing, producing and selling rubber seal products. With over a decade of experience, we have built up a strict quality control system and professional management system, with certification of ISO9001:2008,ROHS2.0,REACH,PAHS,FDA,UL. At the same time, we have advanced testing equipment to help us control the quality and ERP system is applied in our company to make sure precise stock management and on time delivery for our customer.Main products: O ring( FFKM, FEP/PEA ), X-ring,flat washer, U-ring, Y-ring, rubber strip, rubber ball,rubber back up ring, pipe joint sealing ring (ED ring), High pressure water seal, skeleton oil seal, polyurethane seals, PTFE back up ring teflon guide tape and cuostom molded rubber parts.All products are widely used in hydraulic engineering machinery, pipeline valve, high pressure cleaning machine, water treatment equipment and electronics, semiconductor, chemical, automobile, shipbuilding, medical, cosmetic container and other industries, and many well-known domestic and foreign enterprises, manufacturers supporting, won the trust of users. Technical advantage: Reserve personnel: technical team with R & D and production experience of nearly 20 years the design of rubber seals, Topseals adhere to the people-oriented, constantly supplement to strengthen personnel, to ensure continuous improvement of product quality. Precision mould: factory with CNC precision advanced processing center, strong ability in making sample or designing according to customer request. short lead time on delivery.Rubber raw materials: our company uses the high quality imported raw materials, and set up strategic cooperation platform with raw material suppliers, sharing the latest industry information and make it quickly applied to product development. Rubber types: (NBR) Ding Qing (HNBR) rubber, hydrogenated NBR, chloroprene rubber (CR), (EPDM) three EPDM, silicone rubber (SI), (FVMQ) fluorosilicone rubber, fluorine rubber (FKM), (FFKM) full of fluoroether rubber, natural rubber (NR) (PTFE), poly tetrafluoroethane Yixi etc.. Production equipment: used the advanced vacuumizing plate vulcanizing producing machine. Product performance: the product in corrosion resistance, wear resistance, high and low temperature resistance, special medium has excellent performance, the hardness of the material can be 95 degrees, and maintain excellent resilience and compression deformation rate. High size precision, good stability, minimal diameter of 0.5MM, up to a few meters can supply.High quality, resonable price, efficient service are our promise of all staff in zice, Looking forward to work with you !