Corrosion: A Costly Threat to Fleet Readiness

Did you know that corrosion costs the U.S. Navy billions annually – more than the price of entire ships and weapons systems? Without proper surface preparation, marine structures are vulnerable to rapid deterioration. Understanding the impact of corrosion and the role of effective surface preparation is essential for maintaining long-term structural integrity. 

The Role of Surface Preparation in Marine and Industrial Coatings

In the harsh marine and industrial environments, protecting a ship’s hull and exposed surfaces from rapid degradation is crucial. While specialized coatings provide a protective barrier, the success of these coatings depends on proper surface preparation. 

Proper Surface Preparation

Ensuring the surface is clean and adequately profiled helps prevent peeling, flaking, and corrosion, ultimately extending the lifespan of assets.

Main Industries applies proven surface preparation techniques backed by extensive experience. With millions of square feet prepared annually, our team works across a wide range of projects, from routine maintenance to major overhauls.

Why Surface Preparation Matters

Preparing a surface before applying a coatings is a critical step that removes contaminants, rust, grease, old paint, and other debris. Without this process, coatings may fail prematurely, leading to maintenance costs and reduced effectiveness.

Challenges in Marine and Industrial Settings:

Marine Environments: Constant exposure to saltwater, UV radiation, and mechanical wear accelerates corrosion. 

Industrial Environments: Harsh chemicals, extreme temperatures, and abrasive materials require coatings to adhere securely to withstand wear and tear.

Main Industries follows industry best practices to ensure surfaces meet the highest standards of durability and protection, particularly for maritime and defense sectors.

Surface Preparation Techniques

Ultra-High-Pressure (UHP) Water Jetting

For efficient material removal, UHP water jetting exceeds 40,000 psi to clean and prepare surfaces. This method effectively removes tough contaminants while preserving the integrity.

Key Benefits:

• Removes rust, coatings, and debris without damaging the substrate
• Environmentally friendly, using only water with no harmful chemicals
• Effective for various surfaces, including steel, concrete, and composites

Abrasive Blasting

Abrasive blasting is widely used to clean and prepare surfaces by propelling abrasive materials at high speeds. This method effectively removes rust, old coatings, and contaminants to create a clean textured surface for coatings to adhere to. 

Key Benefits:

• Provides a surface that enhances coating adhesion
• Suitable for steel, aluminum, and composite surfaces
• Adjustable to meet specific project needs

Environmental Considerations

To minimize environmental impact, containment systems are used to control dust, while ventilation and waste management practices ensure proper disposal of hazardous materials. These measures help maintain compliance with environmental regulations while safeguarding workers and surrounding ecosystems.

Selecting the Right Surface Preparation Method

When determining the most effective surface preparation method, we consider multiple factors:

• The type and extent of corrosion present
• The substrate material and its condition
• Operational requirements and longevity expectations

Main Industries applies the chosen surface preparation method while keeping environmental impact considerations in mind, ensuring compliance with regulations and maintaining a safe work environment.  

Ready to Get Started?

Protect your assets with Main Industries’ expert surface preparation services. Contact us today to discuss your project and learn how we can help you achieve durable, high-quality results.