Description
Reciprocating two-stage compressors, with V-shaped arrangement of cylinders, with air cooling and intermediate cooling of compressed air in a tubular cooler, PK-5.25 – six-cylinder, PK-3.5 – four-cylinder.
Purpose: diesel locomotives, machinery of industrial and construction industries. Rings made of special wear-resistant cast iron obtained by directional solidification (NCLN: freezing). Restoration of compressor cylinders by inserting and boring liners to the nominal ring size.
