1. Shinko Cargo Oil Pumps & Turbines (COPT)
The heart of tanker operations requires meticulous care. MMS Marine provides comprehensive overhauling services for Shinko COPT units, focusing on:
- Mechanical Seal Renewal: Precision lapping and replacement to prevent leakage.
- Turbine Rotor Balancing: Ensuring vibration-free high-speed operation.
- Turbine Rotor Reblades
- Troubleshooting: Expert diagnosis of governor hunting, vacuum loss, or unusual vibration.
2. Shinko Water Ballast Pumps & Turbines (BWPT)
Ballast operations are critical for vessel stability. We offer:
- Casing & Impeller Inspection: Treating cavitation damage and replacing sacrificial anodes.
- Bearing & Bushing Replacement: Restoring clearances to manufacturer specifications.
- Performance Testing: Ensuring flow rates meet design capacity for rapid ballasting.
3. MHI & Hyundai Pump Systems
We provide full-service support for MHI (Mitsubishi) and Hyundai Cargo Oil and Ballast systems. Our expertise includes:
- Complete Overhauls: To frame for thorough cleaning and part replacement.
- System Integration: Ensuring the interface between the turbine and pump is perfectly aligned to avoid premature wear.
- Reliability Engineering: Troubleshooting complex hydraulic and steam-side issues.
4. Cargo Oil Stripping Pumps (Shinko & Hyundai)
Don’t let residual cargo slow you down. MMS Marine specializes in the complete overhauling of reciprocating stripping pumps:
- Valve & Seat Lapping: Ensuring perfect suction for maximum cargo recovery.
- Piston & Ring Servicing: Restoring volumetric efficiency.
- Stroke Adjustment: Troubleshooting short-stroking and erratic pumping cycles.
5. Shinko Boiler Feed Water Pumps
High-pressure feed systems demand zero-margin-for-error maintenance. Our services cover:
- Multi-Stage Overhauls: Detailed inspection of stage impellers and diffusers.
- Balancing Disc Maintenance: Critical checks to manage axial thrust.
- Alignment Services: High-precision cold and hot alignment to handle thermal expansion.


Why Choose MMS Marine?
- OEM Standards: We follow strict manufacturer guidelines to ensure warranty compliance and safety.
- Emergency Troubleshooting: Our engineers are available for rapid deployment to solve critical failures.
- Quality Components: We prioritize high-grade spares to extend the Mean Time Between Failures (MTBF).
Trust MMS Marine to keep your fluid systems moving. > Contact us today to schedule your next dry-docking overhaul or for immediate on-board troubleshooting assistance.
