The Erodex Group

The Erodex Group 50 years of Manufacturing, the leading edge for EDM, state-of-the-art Machine Shop.

Many EDM issues don’t start where they eventually appear.A gradual reduction in filtration efficiency can lead to:• Incr...
23/06/2026

Many EDM issues don’t start where they eventually appear.

A gradual reduction in filtration efficiency can lead to:
• Increased instability
• More frequent interruptions
• Unexpected wear patterns

By the time symptoms become visible, the root cause may already be circulating through the system.

This is why filtration decisions should consider not just what fits, but how consistently that filter will perform throughout its service life.

The effects of filtration are rarely isolated to one part of the EDM process.Because filtered dielectric is constantly r...
18/06/2026

The effects of filtration are rarely isolated to one part of the EDM process.

Because filtered dielectric is constantly recirculated, filtration quality influences multiple outcomes at the same time:

• Conductivity stability
• Wire reliability
• Component wear
• Surface finish consistency

This is why filtration should be viewed as a system control point, not simply a consumable inside the machine.

When filtration is correct, downstream performance becomes easier to predict and easier to control.

In EDM fast-hole drilling, consistency starts with the tube.Tubing plays a direct role in guiding the process – influenc...
16/06/2026

In EDM fast-hole drilling, consistency starts with the tube.

Tubing plays a direct role in guiding the process – influencing straightness, flushing efficiency and overall hole quality from the very start.

Even small variations can change how consistently material is removed and how effectively debris is cleared during machining. That’s why selecting the right tubing isn’t just about compatibility, but about maintaining control in a process where multiple factors are always in play.

Erodex supplies copper and brass tubing globally, designed to support accurate, consistent EDM fast-hole drilling performance.

Two EDM filters can look almost identical, and behave very differently once they’re in service.That difference often com...
08/06/2026

Two EDM filters can look almost identical, and behave very differently once they’re in service.

That difference often comes down to how particles are captured.

In some filter designs, particles embed throughout the media structure.
In others, particles collect closer to the surface.

These behaviours influence:
• How quickly usable filtration area is reduced
• How flow changes over time
• How consistently filtration is maintained between changes

Understanding these differences helps explain why similar-looking filters don’t always perform the same in operation, and why matching filtration behaviour to the machine and application is so important.

Filtration isn’t a static process.During EDM operations, filters respond continuously to factors such as:• Particle load...
03/06/2026

Filtration isn’t a static process.

During EDM operations, filters respond continuously to factors such as:
• Particle load
• Flow demands
• Pressure changes

These factors influence how a filter performs throughout its service life - not just how it performs when it’s new.

Understanding filtration behaviour is an important step toward making better specification decisions later on. At Erodex, filtration decisions are always approached with an understanding of how systems behave over time.

In EDM, different conditions demand different approaches.As both internal and external conditions change, so does how th...
01/06/2026

In EDM, different conditions demand different approaches.

As both internal and external conditions change, so does how the process behaves over time.

The right wire plays a key role in how those changes are managed. From standard brass to coated and performance variants, each is designed to support stable cutting under specific conditions.

Understanding those differences helps get the best out of a machine - not just at peak performance, but consistently throughout the job.

Erodex works with customers to match the right wire to the application, helping maintain stable, reliable EDM performance across the process.

Performance might not drop off, but it does drift. Wear parts play a critical role in maintaining accuracy and repeatabi...
29/05/2026

Performance might not drop off, but it does drift.

Wear parts play a critical role in maintaining accuracy and repeatability over time. As machine parts wear, the process doesn't fail straight away - it gradually moves away from wear it should be.

Controlling that drift comes down to using parts that are correct for the application from the start, and consistent throughout their working life.

Erodex supports businesses and their EDM processes with wear parts selected to help keep that performance where it should be.

EDM filters should always be specified for performance, not perception.Different machines, applications and operating co...
26/05/2026

EDM filters should always be specified for performance, not perception.

Different machines, applications and operating conditions place different demands on filtration, sometimes even varying within the same machine shop.

In many cases, more than one filtration solution can deliver the same level of performance - provided it has been specified correctly for the application.

At Erodex, filtration is approached as an engineering decision: considering specification, fit, flow and the performance outcome required. The objective is always stable, reliable EDM processes.

⚠️ Warning: This post was scheduled in advance.Actual weather conditions may vary and are not guaranteed to match the im...
25/05/2026

⚠️ Warning: This post was scheduled in advance.
Actual weather conditions may vary and are not guaranteed to match the image. Blue skies sold separately. 🌦️

We hope everyone is enjoying the May Bank Holiday - whatever the weather!
The team at Erodex will be back in the office tomorrow from 8am.

Mann+Hummel filtration technology is widely trusted in EDM environments, particularly in demanding applications - with f...
21/05/2026

Mann+Hummel filtration technology is widely trusted in EDM environments, particularly in demanding applications - with filters proven in environments where consistency, stability and repeatable performance are important.

Premium filtration technology continues to play an important role in EDM applications where performance demands require it, with the key consideration always being technical suitability.

At Erodex, filtration discussions always start with understanding the application, so the right technology is used where it matters most.

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☎️ 01384 892 011

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Tipper Industrial Estate
Halesowen
B632RH

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Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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