Hy-Chrome liner
Hy-Chrome liner
HNA supreme liners are manufactured using only the highest-grade materials. The outer section, or shell, is manufactured from high strength carbon or alloy steel and heat-treated to provide optimum mechanical properties.


  • Excellent resistance to abrasion, erosion and corrosion
  • Liner sleeve manufactured from a high chrome alloy iron.
  • Bore hardened to 60~65 Rockwell "C"
  • “HP” lip design to prevent inner sleeve slipping.
  • Extended run times