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Marine Copper Cargo Oil Pump

Date:2026-01-12Views:

Marine Copper Cargo Oil Pump

I. Product Overview

The marine copper cargo oil pump is a core key equipment of the ship's fuel oil transportation system. It is specially designed for the loading, unloading, transfer and inter-tank allocation of various marine fuel oils such as diesel oil, heavy oil and fuel oil. Its core working principle is that the motor drives the impeller or gear to run at high speed, and uses centrifugal force or volume change to generate negative pressure, realizing the smooth suction, pressure boosting and continuous transportation of fuel oil. Relying on the excellent corrosion resistance, fuel oil erosion resistance and good thermal conductivity of copper alloy, it can accurately adapt to the complex marine environment of high salt spray and high humidity on ships, stably transport various fuel oils containing a small amount of impurities. Moreover, the copper material does not pollute the fuel oil or generate rust impurities, effectively ensuring the cleanliness of the fuel supply for the ship's power system.

It has obtained certifications from mainstream classification societies such as CCS, ABS and BV, and is widely used in 500-200000 ton-class ocean-going cargo ships, oil tankers, ro-ro passenger ships, chemical tankers and offshore engineering platforms. It is a core equipment to ensure the efficient transfer of marine fuel oil and the stable fuel supply of the power system.

II. Core Parameters

Parameter Category

Specific Specification/Range

Adaptation Description

Flow Range

15-400 m³/h, supporting graded customization

Meets the fuel oil loading, unloading and transfer flow requirements of small to ultra-large ships

Head Range

12-80 m

Suitable for the transportation needs of multi-layer fuel tanks and long-distance fuel pipelines

Pressure Range

Rated 0.5-2.2 MPa, Maximum 2.5 MPa

Ensures stable transportation of high-viscosity fuel oil and meets the requirements of fuel oil pressure boosting and long-distance transportation

Material Specification

Pump body/Impeller: Brass/Bronze; Seal: Oil-resistant fluororubber

Corrosion and salt spray resistant, fuel oil erosion resistant, non-polluting to fuel oil, suitable for harsh marine environment

Applicable Medium

Marine fuel oils such as diesel oil, heavy oil and fuel oil; Temperature -10℃~120℃, viscosity 5-3000 mm²/s

Suitable for mainstream marine fuel oil types, tolerates high-temperature and high-viscosity fuel oil transportation conditions

Operating Performance

Volumetric efficiency ≥92%, Noise ≤75 dB(A), Continuous operation life ≥10000 hours

Supports 24-hour uninterrupted fuel oil transportation, suitable for continuous ship navigation and loading/unloading conditions

III. Core Advantages

Super Strong Corrosion Resistance: Copper alloy material can effectively resist the erosion of high salt spray and high humidity marine environment, and at the same time tolerate the long-term scouring of various fuel oils (containing trace sulfur). It is not easy to rust and scale, and its service life is more than 80% longer than that of cast iron cargo oil pumps.

Excellent Adaptability for Fuel Oil Transportation: Copper material has strong chemical stability, does not react chemically with fuel oil or pollute fuel oil, and can ensure fuel oil cleanliness; At the same time, its good thermal conductivity can avoid fuel oil condensation and pipeline blockage in low-temperature environments.

Convenient Maintenance and Low Loss: Copper material is not easy to scale, and daily maintenance only needs to regularly clean the inlet filter screen and check the sealing status; Wear parts adopt modular design, which can be quickly disassembled and replaced, with a maintenance cycle of ≥12 months and low operation and maintenance costs.

IV. Typical Application Scenarios

Marine Fuel Oil Loading, Unloading and Transfer: Realizes fuel oil loading and unloading between ships and shore-based facilities or oil barges at ports or anchorages. The large-flow design improves loading and unloading efficiency and ensures rapid fuel supply for ships.

Marine Fuel Oil Inter-Tank Allocation: Transfers fuel oil between different fuel tanks of ships, balances the fuel storage capacity of each tank, ensures stable suction of fuel oil pumps, and avoids the impact on power supply due to the exhaustion of fuel oil in a single tank.

Main Engine/Auxiliary Engine Fuel Supply: As a feed pump for the power system's fuel supply, it transports fuel oil from the fuel tank to the fuel filter and heater, providing stable and clean high-pressure fuel oil for the main engine/auxiliary engine.



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