J polyurethane seal characteristics! Shanghai excellent sealing most affordable! Shanghai gifted professional supplier of sealing O-rings, rubber seals, seal, hydraulic seals, hydraulic rubber seals, automotive seals, hydraulic mechanical seals, J-type seals, Y type seals, U-type seals, L-type seals, PTA oxidation dryer out of the discharge end of the V-packing, mechanical seals and so on. In the hydraulic system and hydraulic seal products, sealing means for preventing leakage of the working medium and external dust and foreign intrusion. The merits of the sealing device will directly affect the performance of the hydraulic system. The hydraulic cylinder seals properly, it will cause serious internal and external leakage, leakage will cause the waste of the working medium, machinery and environmental pollution, even causing malfunctioning machinery and equipment accidents. Leakage will cause a sharp decline in the volume efficiency of the hydraulic system, reach the required working pressure can not even work. Therefore, hydraulic Seals very important in the hydraulic system. Polyurethane products, polyurethane seal is an important machine element sealing element, YX, KY, UPI, QY, YA, J, ZHM type (CPU, TPU) polyurethane seal ring and the new CP Buffer old standard O-rings and rubber products. Polyurethane seals are widely used in construction machinery, mining, metallurgy, oil and other industries, fuel tanks, cylinders and beverage industries. The company's technology is strong in testing means complete, advanced equipment, in strict accordance with ISO9002 quality assurance system standard operation, can provide users with a polyurethane (TPU), polyurethane (CPU), PTFE composites and styrene-butadiene rubber, chloroprene , silicon, fluorine, natural rubber and other industry standard and non-standard product design and manufacturing. Your needs is the purpose of our services. Excellent sealing flagship-class products, home delivery, cheap, unlimited, according to customers demand, tight and tidy, honest security, no specifications are guaranteed top quality. Quality assurance system: Our product design, production process according to ISO9001 quality management system standard and enterprise standard, strict control of product quality. Further desired product can be customized according to customer demand, such as silicon, fluorine, EPDM, nitrile natural fluoride and other special-purpose small pieces of rubber, and metallurgy, mining, power, petrochemical and chemical industry products deals. Address: Huangpu District, Shanghai, Guizhou Road 259. Website: http: //www.shyqmf.com Phone:. 021-63502938,13585654469,15102112223, QQ2258844738. Contact: Manager, An Jingli.