The appearance of rust is not only annoying but also very expensive; every year the economy has to face costs amounting to billions. Reason enough to protect parts and constructions of steel and other metals against corrosion, seizure and metal wear.Day by day a large variety of factors causes corrosion damages and seizure on machines and installations.Especially under critical conditions of application such as :

• high operational temperatures
• high pressure
• long-term weather influences
• moisture and
• aggressive media