NOVEXA

A revolution in the world of rotary tubes

NOVEXA is the global specialist in wear management for rotary tubes (kilns, grinders, dryers, granulators, diffusers, etc.). Our unrivalled range of services offers a sure-fire alternative to replacing worn and defective parts.

We draw on over 20 years of experience and deliver our services to all types of industry (cement, sugar, chemicals, mining, etc.). NOVEXA has worked on over 600 sites across the globe and has undertaken around 4,000 projects in 70 countries. Given the quality of our inspection reports, NOVEXA is established as a first-rate partner and provides its customers with a decision-making tool.

NOVEXA also delivers an exclusive gear wear monitoring programme – XCase.

All our reprofiling operations are covered by our “5 years extended lifespan” commitment

Our expertise

TECHNICAL AUDIT & ALIGNMENT

NOVEXA carries out audits on a daily basis to determine the level of wear of equipment and work needs. Our audits focus on a list of 60 parameters that enable us to quantify equipment criticality level based on a simple, easy-to-interpret colour code.

Inspection Pignon/Couronne
- Profile deformation, hardness
- Surface defects and impacts
- Vibrations and temperatures
Wear on rollers/tyres
- Turning, tilting
- Conicity, flatness, hardness
- Surface defects and impacts
Alignment control/p>
- Cold with Leica 5005 (3D analysis)
- Hot with TT tools, shell test

ON-SITE REPROFILING AND MACHINING

NOVEXA revolutionizes industrial maintenance by offering on-site reprofiling of gears, as well as machining of treads and guide strips.

Our exclusive reprofiling method offers an alternative to replacing or turning over a crown, in record time, without dismantling it.

Our special machining equipment means we can remedy any geometric defects on rollers/tyres without any loss of production.

Pinion/crown reprofiling
Machining
- Tyres/rollers
- Tyre sidewalls and abutment
- Mill trunnion

WELDING

NOVEXA has a team of specialized welders. All have a high level of expertise in welding and in gears, which enables us to deliver an exclusive service for repairing broken teeth quickly and sustainably.

Our technicians are also skilled in the key elements of the kinematic chain of rotary tubes, as well as the procedures inherent to the material to be repaired (rise in temperature, mechanical stress, etc.)

Teeth overlay work following tooth breakage
Air carbon arc cutting
Repairing cracks on shell
Replacing tangential blades
Tyre shimming
- Rod and semi-automatic welding
- Reworking initial geometric shapes

Our key figures

5,2M

€

turnover in 2022

employees in 2022