Semi-spade rudder

Features of Semi-Spade (Bulb) Rudder
1. Compared to conventional semi balanced rudders, the bulb makes the rudder consumes 4% less power.
2. Cavitation erosion is inhibited so the service life of the rudder is extended. The rudder bulb reduces the generation of boss vortex cavitations.
3. Unique type of rudder line.

Applications of Semi-Spade Rudder
As a steering system component, the boat rudder is widely used in container vessels, oil tankers, and ferry boats.

Assembling

Welding groove

Center confirmation

Horizontal confirmation

Preheat before welding

Trimming rudder

Machining rudder stock