HYUNDAI  piston rings

HYUNDAI 9H 21/32 piston Rings

HYUNDAI 9H 21/32 piston Rings
These piston rings are specially designed for Hyundai HIMSEN 9H21/32 four-stroke marine auxiliary diesel engine, bore 210mm, stroke 320mm, widely used for ship generator sets.
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Description
The complete piston ring set consists of top compression ring, second compression ring and oil control ring.
  1. Top Compression Ring: Adopts high-performance ductile cast iron with surface plasma coating. Excellent heat resistance, abrasion resistance, reliable sealing to prevent combustion gas leakage.
  2. 2nd Compression Ring: Taper face design, enhances gas sealing and auxiliary oil scraping performance.
  3. Oil Control Ring: Multi-piece oil scraper structure, effectively scrape excess lubricating oil from cylinder liner wall, reduce lube oil consumption.

Product Advantages

✅ Matches original installation dimension standard, direct replacement ✅ High temperature & wear resistant material, long service life under continuous heavy-load operation ✅ Stable elasticity, good conformability with cylinder liner ✅ Suitable for marine heavy-duty working conditions
We can supply single individual ring or full complete ring set. Please advise your required part numbers and quantity for formal quotation.