Cast Iron Rings : These rings are made from graded Prelatic Cast Iron alloy. Machined to close tolerances as recommended by O.E. (Original Equipment)
Steel Ring Chrome Plated : These rings are made of high Tensile special steel machined to proper sizes with Chrome plating from 100 to 200 microns as required by the buyers. This is used in Heavy Duty Diesel Engines.
SG Iron Casted Rings : These rings are made of SG Iron castings and recommended for Heavy Duty Diesel Engines, specially 3 ring design Piston