Piston ring
A piston ring and ring body technology, applied in the field of piston rings, can solve the problems of piston ring sealing and wear resistance defects, gas blow-by, etc., and achieve the effect of improving the operating life and reducing the probability of overall structure damage
Active Publication Date: 2016-08-24
广州珠江气体工业有限公司
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A piston ring can be widely used on various power machines and comprises an upper ring body and a lower ring body which are each provided with a crossed opening; and the upper ring body and the lower ring body are both made from an iron-base alloy, and contained titanium, copper and rare earth elements perform modification treatment on the ion-base alloy. Meanwhile, the invention further provides a structure improvement of the piston ring, and by means of arrangement of a boss, a groove, a convex rod, a small hole, a large groove and a multi-layer structure, the obtained piston ring has good mechanical performance and long service life.
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