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  Tribology

Friction and wear are responsible for major economical losses. In the microtechnical as well horology fields, friction is responsible for the dissipation of the limited energy ressource.

Developping combinations of materials, coating and lubrication solutions will greatly improve life, reliability and ease of use.

Main services

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Friction and wear tests

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Caracterisation of lubricants, greases and coatings

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Formulation of oils and greases

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Advises and expertises

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Specific developments projects

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JPR kit for the assessment of surface cleanliness



Friction test on a pin-disc device



Worn ball pattern



Self lubricating coating on wheels



Failure and tribo corrosion on plates
and screws (traumatology)

Our sections : 
- Consultancy in
electroplating
- Chemistry
- Chronofiable
- Leathers and polymers
- Materials
- Tribology

Our main services : 

- Allergenics and toxics
- Technical assistance
- Jewellery
- Chronofiable®
- Contaminants, cleanliness
- Corrosion
- Leathers
- JPR Kit
- Electroplating
- Climate tests
- Reliability
- Training/font>
- Horological exterior
- Materials
- SEM
- Metallography
- Watch movements and watch heads
- Polymers, elastomers
- Coatings
- Wear tests

About nickel : 

- Nickel allergy
- Nickel allergy caused by jewels
- European regulation and standards
 
 
Copyright 2007 Laboratoire Dubois S.A.