The PTFE seal produced by JK has many outstanding features, such as high mechanical strength, high hardness, as well as strong resistance to high pressure. As a specialist PTFE seal manufacturer, we deliver a diverse line-up of composite seals, stepseals, glyd rings, dust seals, and guide rings. All of our products are specially designed for sealing oil cylinders and piston rods. If you are a sealing device agent or hydraulic cylinder manufacturer, we can complete bulk orders for you.