Drag Finishing for Aerospace & Medical Components

Precision Surface Finishing for the Most Demanding Industries

When component quality is critical, conventional mass finishing processes are not always suitable. Aerospace and medical manufacturers require exceptional surface quality, tight dimensional control and repeatable results without damaging high-value parts.

This is where drag finishing excels.

Unlike traditional vibratory finishing, drag finishing holds each component individually while it moves through the finishing media under controlled conditions. This eliminates part-to-part contact and allows every surface to be processed consistently.

For manufacturers producing turbine blades, orthopaedic implants, surgical instruments or precision machined components, drag finishing provides the process control needed to achieve demanding surface finish requirements while protecting delicate geometries.

What Is Drag Finishing?

Drag finishing is a high-precision surface finishing process in which components are clamped into specially designed fixtures before being rotated through finishing media.

Because every component is securely held throughout the process:

• Parts never collide.
• Complex geometries are protected.
• Finishing pressure remains consistent.
• Surface finishes are highly repeatable.
• Delicate edges remain undamaged.

The process is ideal for manufacturers where consistency is more important than maximum batch size.

Why Medical Manufacturers Use Drag Finishing

Medical components demand exceptional surface integrity. Implants and surgical instruments often require extremely smooth surfaces together with complete process consistency.

Drag finishing is widely suited to:

• Orthopaedic implants.
• Dental implants.
• Surgical instruments.
• Titanium components.
• Stainless steel medical parts.
• Precision medical devices.

Because every component is individually fixtured, manufacturers achieve repeatable finishing without risking damage between parts.

No Part-to-Part Contact

One of the biggest advantages of drag finishing is complete separation of every component.

Unlike conventional vibratory finishing where components move freely within the media, drag finishing prevents parts from touching one another throughout the process.

This is particularly important for:

• polished components.
• thin-wall parts.
• delicate geometries.
• cosmetic finishes.
• expensive precision components.

Materials Suitable for Drag Finishing

ActOn drag finishing systems are suitable for numerous engineering materials, including:

• Titanium.
• Stainless steel.
• Aluminium.
• Inconel.
• Cobalt chrome.
• Tool steels.
• Nickel alloys.

The finishing process is matched to both the material and the required surface finish using carefully selected media.

Typical Industries

ActOn drag finishing machines support manufacturers across:

• Aerospace.
• Medical.
• Additive manufacturing.
• Motorsport.
• Precision engineering.
• Toolmaking.

FAQs

1. What is drag finishing used for?

Drag finishing is used for precision deburring, polishing, edge radiusing and surface finishing of high-value components where consistent results and part protection are essential.

2. Why is drag finishing suitable for aerospace components?

Each component is individually fixtured, preventing part-to-part contact while delivering highly repeatable surface finishes on critical aerospace parts.

3. Can drag finishing process titanium components?

Yes. Drag finishing is widely used on titanium, stainless steel, aluminium, Inconel and other high-performance alloys, with the process tailored to the material and finish required.

4. What medical components can be drag finished?

Typical applications include orthopaedic implants, dental implants, surgical instruments and other precision medical components requiring controlled surface finishing.

5. How do I know if drag finishing is right for my application?

ActOn offers free finishing trials to determine the most suitable machine, media and process for your component and required surface finish.