We specialize in delivery fast and high quality Controllable Pitch Propeller Maintenance. Trusted by ship managers, masters, and marine engineers worldwide. Whether you are docked at berth or anchorage, we ensure prompt delivery and professional service - keeping your vessel protected and ready to sail.
Controllable Pitch Propeller (CPP) maintenance involves regular inspection and servicing of the propeller blades, hub, and hydraulic systems to ensure optimal performance. Propeller hub services include checking for oil leaks, wear, and corrosion, as well as replacing seals and bearings as needed. Proper lubrication and alignment are critical to prevent operational failures and extend the lifespan of the propeller system.
Size: Typically ranges from 500 mm to 10,000 mm in diameter.
Grade: Marine-grade materials compliant with ISO 484/1 and ASTM standards.
Viscosity: Hydraulic oil viscosity ranges from ISO VG 32 to VG 68.
Buoyancy: Neutral buoyancy achieved through balanced material density.
Material: Hub components made of high-strength stainless steel (e.g., 17-4PH) or nickel-aluminum bronze.
Blade Material: Stainless steel, aluminum bronze, or composite materials.
Seals: Nitrile or polyurethane seals for corrosion resistance.
Lubrication: Grease with NLGI 2 consistency for hub bearings.
Pressure Rating: Hydraulic systems rated for 100-300 bar.
Temperature Range: Operational range of -20°C to +80°C.
Corrosion Protection: Cathodic protection or epoxy coatings.
Maintenance Intervals: Typically 12-24 months for hub servicing.
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