When it comes to achieving a high-quality, durable finish on metal parts, few methods rival the precision and results of Burnishing. This specialised technique doesn’t just improve appearance, it also enhances performance, strength, and longevity. Among the various finishing options available today, burnishing continues to stand out as a top choice for engineers and manufacturers alike.

But what exactly is burnishing, and why is it considered one of the most effective finishing methods in the industry?

What Is Burnishing?

Burnishing is a mechanical metal finishing process that smooths and polishes the surface of a component without removing any material. It works by applying pressure through hardened steel balls or rollers, compressing the metal surface and reducing roughness. The result? A bright, hardened, and highly reflective finish that’s both functional and aesthetically pleasing.

Supersheen, one of the UK’s leading surface finishing specialists, offers expert ball burnishing services designed to meet the most demanding industry requirements.

Key Benefits of Burnishing

Whether you’re working in automotive, aerospace, medical engineering or general manufacturing, Burnishing offers several valuable benefits:

1. Improved Surface Hardness

By compressing the surface layer of the metal, burnishing increases hardness and fatigue resistance. Supersheen’s process can deliver up to a 100% increase in surface hardness, making components more robust and longer-lasting.

2. Enhanced Corrosion Resistance

A smoother, denser surface reduces the risk of corrosion by eliminating microscopic crevices where moisture and contaminants could settle.

3. Superior Finish Quality

One of the most sought-after benefits of Burnishing is its ability to create a mirror-like finish. This polished appearance is perfect for parts that require both form and function.

4. No Material Removal

Unlike abrasive finishing methods, burnishing doesn’t cut into the material. This ensures components maintain their original dimensions and structural integrity.

5. Fast and Cost-Effective

Especially when handled by a specialist like Supersheen, burnishing can be applied efficiently to high-volume batches, offering consistent quality at a competitive price.

Why Choose Supersheen for Burnishing?

Supersheen has over 50 years of experience in vibratory and mechanical finishing processes, and its ball burnishing service is trusted across the UK for its speed, consistency, and quality.

Their process is ideal for a wide range of components, including:

• Pressed metal parts

• Castings

• Machined components

• Stainless steel fittings

Supersheen also offers:

• Free sample processing for evaluation

• Rapid turnaround (often within 24 hours)

• A flexible approach tailored to small and large production runs

With an excellent reputation across key sectors from motorsport to medical devices, Supersheen remains a go-to provider for high-performance Burnishing.

Is Burnishing the Most Effective Metal Finishing Method?

The effectiveness of any metal finishing process depends on the application, but Burnishing offers one of the best all-round solutions. It enhances surface performance, extends product life, and delivers the kind of finish that other methods often can’t match without altering the component’s dimensions.

For projects where precision, appearance, and durability matter, burnishing remains a superior choice.

Final Thoughts

If you’re looking to boost the quality, strength, and lifespan of your metal components, Burnishing is a proven, effective solution. With decades of experience and a reputation for excellence, Supersheen’s ball burnishing service offers both exceptional results and peace of mind.

Ready to give your components a flawless finish? Discover the benefits of burnishing today.