Tribology

Responsible: Amélia Almeida | Rui Vilar

Contact
Prof. Amélia Almeida
ext.: 3176
e-mail: amelia.almeida@tecnico.ulisboa.pt
Prof. Rui Vilar
ext.: 1259
e-mail: rui.vilar@ist.utl.pt
Access conditions

Within collaborative research work. Please contact the scientific researchers in charge

Location

Instituto Superior Técnico, Avenida Rovisco Pais 1, 1049-001 Lisboa, Mathematical building, floor -2, room 02.05


Tribometer

Wazau TRM 500


Equipment

Operated with or without lubrication, with solid or fluid lubricants in boundary or mixed friction conditions

Both materials and lubricants can be tested

The tribological pair may have pin on disc or sphere on disc configurations

Temperature range: room temperature to 850ºC

Able to perform tests according to a wide range of European and American standards

Applications

Used for friction and wear measurements under continuous or alternating sliding motion



 

 

Microtribometer

Phoenix TE 66


Equipment

Precise control of the velocity (rpm)

Various weights available

Applications

Used to determine the abrasive and sliding wear coefficients of very small samples of coatings and materials in a ball on plate contact configuration

Used as a crater-generating tool for coating thickness determination

Can perform tests according to BS EN 1071-6: 2007 standard



Differential Scanning Calorimeter

TA Instruments

Equipment

Multi-purpose calorimeter

Microwatt sensitivity for continuous temperature scanning

Applications

Step-scanning and isothermal measurements of phase transformations thermodynamics and kinetics data and determination of transformation temperatures



Microhardness Tester

Shimadzu HMV2000

Equipment

2 Kg maximum load


Depth-Sensing Ultramicroindentation Tester

Shimadzu DUH-211S

Equipment

Load range: 0.1 to 1961 mN.

Applications

Allows for dynamic indentation measurements, testing in localized regions and determination of elastic modulus and hardness of a wide range of materials

 


 

Inverted Metallographic Microscope

Olympus PMG3

Equipment

Multi-purpose metallographic microscope

Equipped for bright field, polarized light and Nomarski interference contrast observation

Applications

Used for digital image acquisition and analysis