Hardness TestingCreep & Elastic ModulusFracture ToughnessScratch & Adhesion TestingProfilometryWear & Coefficient of Friction

Wear & Coefficient of Friction

 

Examples of wear tracks

 

Wear on static partner


We can measure the coefficient of friction without wear, i.e. without damaging the surface; even for non-conventional and non-ideal shapes.

We also offer two basic wear & friction test configurations:

  • Pin-on-Disk (ASTM G99)
  • Linear Reciprocating Ball-on-Flat (ASTM G133)

The pin-on-disk technique creates a circular wear track by spinning the sample.  With the linear reciprocating technique, the sample is moved back and forth to create a wear track in the shape of a straight line.

The test parameters are the load, the distance travelled, the speed and the static partner.  Test outputs include the wear rate (sample and static partner), the friction versus time or distance travelled as well as pictures and cross-sections of the wear track.

 

 Linear Reciprocating

 

 Pin-on-Disk



    

    

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