Metallography and Electron Optics

The  Department of Metallography and Electron Optics includes the latest technology equipment necessary for samples preparation, metallographic and electron microscopic examination, phases identification, microhardness testing and surface topography evaluation. Equipment involved:

      • Bandsaw for sectioning and handling of heavy samples
      • Table top cutting machine with variable rotational speed
      • Small, low-speed, precision cut-off machine
      • Cold and hot mounting devices for small to medium sized samples
      • Manual and automatic grinding and polishing machines
      • Chemical and electrolytic polishing and etching
      • Sputter coater for the application of conductive films on specimens
      • Stereoscopic microscope
      • Inverted metallographic microscope
      • Upright microscope
      • Scanning electron microscope (SEM), equipped with energy dispersive X-ray spectrometer (EDS)
      •  Image analysis software
      • Microhardness tester
      • Optical profiler
      • X-ray diffractometer
      • Atomic force microscope

 

Equipment

DESCRIPTION
CAPACITIES
APPLICATION
Cutting machines (bandsaw, table top cutting and precision cut-off machines)Sampling from various size metallic productsEfficient analyses through proper sampling
Ultrasonic cleaning device Cleaning of large as received samples from oils and residuesImproved results from macroscopic and electron microscopic examination
Cold mounting devicesMultiple simultaneous specimens epoxy mounting systemsMinimization of preparation time, mounting under vacuum
Hot mounting deviceTwin mounting pressesUniform in size and high quality mounted specimens preparation
Automatic and manual grinding/polishing machinesQuick, high reflectivity metallic surfaces creationHigh quality preparation with minimum operator interference
Electrolytic etching deviceUse of various electolytes for different metallic samplesMicrostructure identification of metals and alloys
Electrolytic polishing deviceControlled material removal and mechanical deformation avoidance in samples preparationPreparation of samples for transmitted electron microscopy
Stereoscopic MicroscopeHigh zoom ratio, digital camera equippedAs received samples macroscopic examination
Inverted microscope 25-1000x magnification, digital camera equippedMetallographic examination of polished samples and surface features
Upright microscope 50-1000x magnification, covers a wide range of industrial fields, digital camera equippedMetallographic examination of polished samples, surface features as and mineralogical specimens
Hardness testerVickers and Knoop micro- and macro- hardness tests based on ASTM and ISO methodsEffective phases identification and microstructural evaluation through hardness values and profiles
Sputter coaterSurface coating system with gold, silver or carbonConversion of non-conductive samples to conductive for SEM examination
Scanning Electron Microscope (SEM)Up to 1.000.000x magnification, EDS system equippedHigh magnification examination and spot elemental analyses of metallographically prepared or not samples
X-Ray Diffractometer (XRD)Qualitative and semi-quantitative mineralogical analysisExamination of intermetallic phases, residual stresses and texture analysis
Optical profilerInterferometric objectives 5x and 50x, optical determination of surface roughness parameters with sub-nanometer resolution and large Z-rangeSurface topography examination for various industrial applications
Atomic Force Microscope (AFM)10.000.000x, three-dimensional imaging of surfaces with nanometer resolutionNano-sciences applications

Other Labs

Numerical Modeling
Numerical modeling offers an efficient and powerfu
Surface Science & Coatings
The SSC department supports product and process de
Analytical Chemistry
The Analytical Chemistry Department supports chemi
Environmental & Corrosion
Environmental The Environmenta
Process & Physical Metallurgy and Forming
The Process Metallurgy Department studies the phys
Mechanical Testing
The laboratory of the Mechanical Testing is equipp

Cooperations & Partnerships