bitumen coating

Bitumen Coating: Everything You Need to Know

Bitumen coating, also known as asphalt coating, is a popular method to protect surfaces from corrosion, water damage, and other environmental factors. This coating is widely used in industries such as construction, transportation, and manufacturing, to name a few.

In this article, we’ll delve into everything you need to know about bitumen coating, including its benefits, types, applications, and maintenance. So, without further ado, let’s dive in.

What is Bitumen Coating?

Bitumen coating is a waterproof protective layer applied to surfaces to prevent them from coming in contact with water, air, or other elements that can cause damage. The coating is made from bitumen, a viscous and sticky form of petroleum with waterproofing properties, mixed with other materials such as fibers, aggregates, solvents, and additives.

The bitumen coating is applied on various surfaces, including concrete, steel, wood, and asphalt, to provide durable and long-lasting protection against corrosion and moisture. It is particularly useful in areas where there is exposure to harsh weather conditions, such as heavy rainfall or extreme temperatures.

Benefits of Bitumen Coating

Bitumen coating has several advantages over other types of protective coatings. They include:

1. Waterproofing: Bitumen coating is highly effective at repelling water, making it ideal for surfaces that are exposed to moisture.

2. Corrosion resistance: The coating can also resist corrosion caused by salt, humidity, and other environmental factors.

3. Low cost: Bitumen coatings are relatively inexpensive compared to other forms of protective coatings.

4. Easy to apply: The coating is easy to apply and can be done by professional contractors or even DIYers with the right tools.

5. Durability: Bitumen coating can withstand extreme temperatures and has a long service life, reducing the need for frequent repairs.

Types of Bitumen Coating

There are two main types of bitumen coating based on the method of application: hot-applied and cold-applied.

Hot-applied bitumen coating involves heating the mixture of bitumen and other components to a high temperature and then applying it to the surface. This method is commonly used in road construction and requires specialized equipment and expertise.

Cold-applied bitumen coating, on the other hand, doesn’t require heat, making it more convenient and accessible for many applications. It is applied using brushes, rollers or spray guns, and can be used for both small and large surfaces.

Applications of Bitumen Coating

Bitumen coating is used in various applications. Some of the most common ones include:

1. Roofing: Bitumen coating is widely used for flat or sloped roofs, as it provides a waterproof layer that extends the lifespan of the roof.

2. Pipelines: Bitumen coating is used to protect pipelines from corrosion and abrasion, ensuring that they function optimally.

3. Bridges and highways: Bitumen coating can be applied to bridges and highways to create a non-slip surface that provides better traction for vehicles.

4. Marine structures: Bitumen coating is used to prevent water penetration and corrosion of marine structures such as piers, docks, and sea walls.

Maintenance of Bitumen Coating

To ensure that bitumen coating continues to provide effective protection, it’s essential to carry out regular maintenance. Here are some maintenance tips:

1. Conduct regular inspections: Check for signs of wear and tear or damages regularly.

2. Clean regularly: Remove debris and dirt from the surface using a broom or a hose.

3. Apply a new layer of coating: If the surface has worn out or shows signs of damage, apply a new layer of coating.

4. Repair damages: Repair any damages, such as cracks or holes, promptly to prevent further damage.

5. Seek professional help: For extensive repairs or maintenance, it’s advisable to consult professional contractors.


Q: How long does bitumen coating last?
A: Bitumen coating can last up to 20 years or more, depending on the quality of the coating, maintenance, and environmental conditions.

Q: Is bitumen coating flammable?
A: Bitumen coating is not flammable and is often used as a fire retardant.

Q: Can bitumen coating be applied on wet surfaces?
A: No. The surface to be coated must be dry before applying the bitumen coating.

Q: Can I apply bitumen coating myself?
A: Yes, you can apply bitumen coating yourself, but it’s better to consult professionals for large surfaces.

Q: Can bitumen coating be used on vertical surfaces?
A: Yes, bitumen coating can be applied on both horizontal and vertical surfaces.


Bitumen coating is an effective method of protecting surfaces from corrosion and moisture. It’s a cost-effective and durable solution that’s widely used in various industries. Whether you’re looking to protect your roof, pipeline, highways, or marine structures, bitumen coating is an excellent option.

Remember to carry out regular maintenance and seek professional help when necessary to ensure that the bitumen coating lasts longer and remains effective. So, there you have it – everything you need to know about bitumen coating.