Koncentra Pistons Oy

Koncentra Pistons Oy


Pietarsaari, Finland

Koncentra Pistons designs, manufactures and markets large bore pistons for leading manufacturers of medium speed diesel and gas engines. Large bore engines used in marine applications, as well as, in power plants, are exposed to severe combustion conditions. Such combustion environments require pistons that can resist high combustion pressure, high temperatures, heavy wear and extreme corrosive conditions.

Koncentra Pistons is applying proprietary state-of-the art R&D Technology to design piston structures, cooling systems, surface treatment and manufacturing processes of pistons and have invested in the most advanced CNC and Automation Technology for efficient and quality assured manufacturing.

Koncentra Pistons’ technology provides the best possible performance by achieving:

  • Outstanding ring groove wear
  • Excellent support surface performance
  • Light structure
  • Improved fatigue strength
  • Cost competitiveness

Koncentra Pistons is approved by ISO 9001, ISO 14001 and OHSAS 18001.

The company was founded in 1997, employs about 40 people, is located in Pietarsaari, Finland and Koncentra Verkstads acquired the company in August of 2016.