Industrial coatings protect surfaces that operate in harsh environments, such as manufacturing buildings, warehouses and factories. These coatings protect steel, concrete and equipment against corrosion, chemicals and abrasion, therefore it’s important they perform their best.
In this article, we will outline how to maintain and extend the life of industrial coatings through regular inspections, cleaning and repairs.
Why Do Industrial Coatings Deteriorate?
Industrial coatings face constant stress, from chemicals, heat, moisture and mechanical wear, which eventually weakens the protective layer. The most common causes of industrial coating failure include:
- Chemical spills or cleaning agents
- Heavy forklift or machinery traffic
- Moisture reaching metal surfaces
- UV exposure in outdoor areas
- Poor surface preparation or coating application
Industrial coatings can last between 5 and 20 years, depending on the type of paint, environment, and how you maintain the finished results.
When coatings begin to degrade, small cracks or chips allow moisture to reach the substrate underneath. This can quickly lead to rust, corrosion or structural damage.
Why Surface Preparation is Important for Industrial Coatings
One of the most important factors affecting coating lifespan is surface preparation. If the substrate is not properly cleaned and prepared, the coating cannot bond effectively. Unlike decorative paints, industrial coatings are formulated with additional properties, such as heat-resistance and UV protection, to perform and protect in demanding environments. Therefore, without the correct surface preparation, the coating will not perform as they have been designed to and in many cases the coating will fail, which can cause flaking, lifting and declamation.
Before applying industrial paint, surfaces should be:
- Clean and free of oil or grease
- Dry and free of moisture
- Smooth or mechanically prepared or abrasive blasting
- Primed with a suitable primer
Processes such as abrasive blasting or mechanical grinding help create a surface that allows coatings to bond properly. When preparation is done correctly, coatings provide stronger and longer-lasting protection.
Correct application techniques also affect coating performance, especially when using professional spray systems on industrial surfaces.
How to Extend the Life of Industrial Coatings
- Regular Inspections
Routine inspection is one of the most effective ways to extend coating life. Small problems can be repaired before they spread across larger areas, if you frequently check for them.
Maintenance teams should inspect coated surfaces regularly, especially in high-traffic environments.
- Cracking or peeling
- Rust developing beneath the coating
- Blistering or bubbling
- Surface wear in high-traffic areas
- Damage caused by equipment or tools
- Cleaning
Industrial environments can leave surfaces covered in dust, oil, chemicals and debris. These contaminants can weaken coatings if they remain on the surface which affects their protective properties. Regular cleaning helps maintain coating performance by removing substances that may cause damage.
Effective cleaning practices include:
- Removing chemical spills quickly
- Washing surfaces to remove dirt and residue
- Using non-abrasive cleaning products
- Avoiding harsh solvents that may damage coatings
Split any cleaning into daily, weekly and monthly routines, helping to reduce chemical damage and corrosion.
- Carry out Repairs
Even durable coatings eventually require repair or replacement. Heavy use and environmental exposure gradually wear down protective layers.
Signs that a coating may need repair include:
- Visible rust beneath the coating
- Widespread peeling or cracking
- Surface fading or chalking
- Frequent damage in high-traffic zones
Minor damages can usually be repaired through spot treatment. This may involve cleaning the area, removing loose paint and applying fresh coatings.
Choosing the Right Industrial Coating System
The most promising way to extend and maintain the life of an industrial coating is to choose the best one in the first place. The correct coating depends on the environment and the material being protected. Industrial paints are used on metal, concrete, wood and other surfaces across manufacturing facilities and industrial sites.
Epoxy coatings
Epoxy systems are widely used in industrial environments because of their strong resistance to chemicals, moisture and corrosion. They are often used on steel structures, pipelines and industrial floors.
Polyurethane coatings
Polyurethane coatings offer strong durability along with good colour and gloss retention. They also offer excellent UV resistance and flexibility.
Zinc-rich primers
These coatings are used to protect steel surfaces against corrosion. Zinc acts as a sacrificial layer that protects the metal underneath.
In demanding environments, the best coating systems combine several layers such as primer, intermediate coat and protective topcoat.
Industrial Coatings at BC Paints
At BC Paints, we manufacture industrial coatings for businesses to protect equipment, structures and working environments that face demanding conditions. We supply coatings for a range of surfaces including metal, concrete, wood and plastics, helping protect materials against corrosion, chemicals and heavy wear.
All coatings of our industrial paints are produced in-house and supported with technical data sheets and safety documentation.
We also offer over 10,000 colour options and bulk supply for commercial orders. Contact our expert team today to receive a free quote for your requirements.
