Piston ring

Scope of application
Piston rings are widely used in various power machinery, such as steam engines, diesel engines, gasoline engines, compressors, hydraulic machines, etc., and are widely used in automobiles, trains, ships, yachts, etc.
Structure classificationA. Overall structure: through the process of casting or integral molding.
B. Combination ring: A piston ring composed of two or more parts assembled in a ring groove.
C. Slotted oil ring: An oil ring with parallel sides, two contact land, and an oil return hole.
D. Slotted spiral spring oil ring: The oil ring of the spiral spring is added to the slotted oil ring. The support spring can increase the radial specific pressure, and its force on the inner surface of the ring is equal. Commonly found in diesel engine rings.
E. Steel belt combined oil ring: an oil ring composed of a liner ring and two scraper rings. The design of the liner ring varies from manufacturer to manufacturer, and is commonly found in gasoline engine rings.