| Customization: | Available |
|---|---|
| Transport Package: | Standard Export Package |
| Trademark: | Deyuan Marine |
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Good Quality Boat Deck Mounted Marine Rudder Propellers with Certificate:
A propeller consisting of a hub and a number of blades fixed radially to the hub.The propeller is installed below the waterline of the stern. The propeller is powered by the main engine and rotates to push the water towards the ship.The propeller is simple, light, efficient, and protected below the waterline.
General transport ships have 1 ~ 2 propellers.The number of propellers can be increased for ships with high propelling power.Large fast passenger ships have two to four OARS.Propeller generally has 3 ~ 4 blades, diameter according to the horsepower and draught of the ship, the lower end does not touch the bottom, the upper end does not exceed the load line.Propeller speed should not be too high, ocean cargo ships for about 100 revolutions per minute, small speed boats up to 400 ~ 500 revolutions per minute, but the efficiency will be affected.The propeller is usually made of manganese bronze or corrosion-resistant alloys, but can also be made of stainless steel, nickel-aluminum bronze or cast iron.
Good Quality Boat Deck Mounted Marine Rudder Propellers with Certificate Features:
Propeller Blades Mterial: Cu1,Cu2,Cu3, Cu4, aluminium, stainless steel
Propeller Blades Size: as customers' request (D=1300mm in the above photo)
Propeller Blades : 3,4,5,6
Propeller Blades Certificate: ABS, BV, CCS, DNV, GL, KR, NK, etc (as the customers' request)
Processing: mirror or dull polishing
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