We are the specialist, manufacture, and design various piston rings according to your engine’s requirements. We stock and offer a wide selection of piston rings suitable for marine low-speed and middle-speed diesel engines.  Piston rings and metallic sealing rings for other industrial applications, like hammer, train and diesel engine stuffing box, are also available.

 * Diameter:20~1100mm

* Various materials, sizes and cuts

* Various coatings (phosphate, chrome, ceramic, CKS, molybdenum, tin, copper, etc.)