Thursday, April 14, 2011

Fighting Corrosion in Boating

War is a process that is influenced by a lot of water that boats stay within time, the metal hull of a boat that will make the development of galvanic corrosion due to constant contact with water. That boat manufacturers materials other than fiberglass or wood to make boats to use. But without the proper remedy is not aluminum, to slow the corrosion process. Although an aluminum hulled vessel slow decline seems inevitable, magnesium alloy can be used to prolong the process, extend the life of the boat.

Hull material
Magnesium aluminum alloys being used in freshwater boat hulls, but to the majority of the hull material is made of wood or aluminum. Due to the risk of magnesium out of freshwater. Magnesium is known for its protection ability. He himself around a protective film that acts creates obstacles in the process of erosion. In freshwater, it happens. Magnesium in aluminum composite creates a protective shield around the boat. Salt water, however, the magnesium corrosion reaction unstably with the accelerations found in fresh water rather than protection. Contact with the metal salt in the water.

Researchers are working in conjunction with magnesium alloy for a combination that magnesium salt water to make protective shielding to allow the response come up with. So far, it is known that iron, nickel, copper, cobalt and other elements more than any war to kick start the process.

Magnesium Anodes
Hull to deflect some of the corrosive power, boat builders a metal that is made of more material that the hull is made of corrosive will place an anode on the hull. This is where the magnesium is commonly found on boats. Called a sacrificial anode as an ideal location on the hull anode electric current that flow through the galvanic corrosion has been kept for reasons. Rust is an electrochemical reaction that is attracted to the anode. Keep at the helm of a sacrificial anode, a cathode or at rafter area of ​​current flow as the rest of the boat creates a safety zone. In addition to anode, there is very little metal is found on a boat's hull.

In boating, safety and corrosive properties of magnesium in the water is traveling boater corrosive to metals in fresh water to deflect energy forms a protective force field, but it depends on the type of salt water are a present beneficial like a magnet. It would be surprising if researchers exploit these opposing forces to create a rust-proof hull will find a way.



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