The Rider Rings are installed on all reciprocating compressors where the full benefit of non-metallic is to be gained. Kisan Enterprises is the manufacturer of Rider Rings.
Kisan Enterprises supplies Crosshead Parts, Regulators, Intercoolers, After Coolers, Crankshaft, Bearing Parts, Compressor Valves, Air Filters, Air Dryers, Compressor Parts, Gas Compressor, Valves, Rings, Connecting Rods, etc. Rider rings, generally manufactured from filled PTFE, supports the piston and a proportion of the piston rod weight. This virtually eliminates piston to cylinder scoring even in the event of temporary lubrication failure.