Centrifugal pumps
An impeller transfers energy to the fluid. They move large volumes at moderate pressure, as in ballast, cooling water or firefighting services. Typical wear points: mechanical seals, bearings, impellers and wear rings.
Service 01 / 07
Repair and maintenance of the machinery that keeps a vessel operating: propulsion engines, generator sets, electric motors, pumps and hydraulic systems.
Tanzaca was founded in 1984 as a naval workshop, and the maintenance of ship machinery is still the core of Tanzaca Marine. From the start we have provided essential maintenance and restoration solutions for a wide range of vessels.
Piping systems, metal repairs and conversions are a separate service, described on their own page.
We repair and maintain diesel propulsion engines and the generator sets that supply a vessel's electrical power. Our project record includes the maintenance of main engines on tanker vessels.

We repair and maintain the electric motors that drive a vessel's auxiliary machinery and the generators that produce its power.
We repair and maintain centrifugal and reciprocating pumps, the two families that move most of the fluids on board.
An impeller transfers energy to the fluid. They move large volumes at moderate pressure, as in ballast, cooling water or firefighting services. Typical wear points: mechanical seals, bearings, impellers and wear rings.
A piston or plunger displaces a fixed volume with each stroke. They deliver high pressure at lower flow and handle viscous fluids. Typical wear points: pistons, liners, valves and packing.
We maintain hydraulic systems and the actuators they drive.
Our experience also covers the maintenance of boilers on tanker vessels and of condensers in marine environments.
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