Pipe Cleaning Brushes vs. Pipe Coating Brushes – What’s the Difference?

At a glance, pipe cleaning and pipe coating brushes might seem alike—but they’re not interchangeable. Each type is specifically designed for a distinct task, and picking the wrong one can affect the quality of your work. Let’s take a closer look at the key differences so you can make the right choice.

Key Differences Between Pipe Cleaning and Coating Brushes

1. Bristle Thickness

One of the most obvious differences is in the bristle gauge:

• Pipe cleaning brushes feature thicker bristles, typically between 0.5mm and 0.8mm, ideal for scrubbing and removing debris.
• Pipe coating brushes have finer bristles, around 0.35mm, designed to apply coating materials more smoothly—similar to how a paintbrush works.

That difference in thickness affects how each brush functions. The softer bristles on coating brushes help spread materials more evenly.

2. Suitability for Different Materials

Not all coatings are the same—some are much thicker than others. If you’re working with a high-viscosity material, a pipe cleaning brush may offer better results. Its rigid bristles can move heavier substances more effectively than a softer coating brush.

How They Connect and Operate

Both brush types attach to your flexible shaft using set screws and rotate with the shaft. This setup ensures even coverage or consistent cleaning as the brush spins inside the pipe.

And What About Centralizing Brushes?

Centralizing brushes are another tool entirely:

• They don’t use set screws.
• They don’t spin with the shaft.
• Their job is to keep your shaft aligned in the center of the pipe while it spins independently inside.

All of these types of brushes come in a range of diameters—from as small as 32mm up to much larger sizes—to suit various pipe dimensions.

Choosing the Right Tool

When selecting a brush, consider:

• The type and consistency of the material you’re applying or removing.
• Whether your goal is to clean, coat, or stabilize the shaft inside the pipe.

Need the right brush for your project? Browse our full range of cleaning, coating, and centralizing brushes here.

If you’d like to check out the video we made on this topic, please follow this link.