Infrastructure

 

Process Metallurgy
Inventory:

 

Thermal analysis

• Netzsch STA 449 F3 Jupiter. Simultaneous mass and modulated heat difference measurement with optional mass spectrometer gas analysis, modulated heating up to 2000°C temperature. The device was purchased in 2011.
• Netzsch STA 409 PC Luxx and Netzsch QMS 403 C quadrupole mass spectrometer. Simultaneous mass and heat difference measurement with optional mass spectrometer gas analysis up to 1500°C temperature. The device was purchased in 2003.
• TA Instruments SDT 2960. Simultaneous mass and temperature difference measurement up to 1500°C. Year 1996.
• Optical dilatometer. Dimensional change measurement up to 1500°C temperature.
• BW-tek voyage Confocal Raman in olympus BX51 microscope. QImaging MicroPublisher 3.3RTV camera. Raman spectrum and dimensional measurement with high temperature stage from linkam up to 1500°C.

 

Reduction metallurgy

 

• TGA; Mass measurement in reducing atmosphere 1500°C
• Blast furnace gas phase simulator with entech furnace. Mass measurement in reducing CO, CO2 ,N2 ,H2, H2O, K, S, atm 1800°C
• Pellet furnace 1000/80 entech. Evolved Gas Analysis, CO, CO2, H2, H2O, measurement in reducing atmosphere 1300°C
• High temperature viscometer; Rotational viscosity measurement 1700°C

 

Other High Temperature devices

 

• Entech Thermal Gradient furnace 1800°C
• PVA/pfeiffer VSG010. Vacuum (5x10-3mbar) induction furnace melting volume 1,6l and maximum operating temperature is 1700°C.
• Nabertherm Chamber furnace 150x150x300mm 1800°C
• Pressure furnace 10 bar,1500°C
• Microwave oven for research

 

Other devices and tools

 

• Watermodels; The models visualize phenomenon taking place inside a converter and ladle like steel / slag flow and wearing of refractory materials.
• Briquetting machine; Compacting fine metallurgical particles and re-feeding them back to process. Maximum pressure is 210 bar/briquette and vibration 60 Hz. Briquette size is 50mm in diameter and 100mm in height.
• Inclusion electrolytic extraction; Potentiostat Biologic SP-150 and self-made cell is used in extraction. Inclusions is then studied separately with FESEM, particle size analyzer etc.
• Termodynamic calculation programs; HSC, Chemsage and Fact Sage programs are for thermodynamic equilibrium calculations.
• Microscopes; An Olympus polarizing microscope BX51P with micropublisher 5.0RTV camera and Olympus research stereomicroscope SZX9 with DP-12 camera. The microscopes were purchased in 2001.
• Materialographic surface preparation of solid materials; Struers Epovac vacuum impregnation equipment. Grinding and polishing is done with Struers LaboForce-1 and LabPol-6. The ready samples go through ultrasonic cleaning before use. The devices were purchased in 2002.

 

Materials Engineering
Inventory:
 

• Gleeble 3800 thermomechanical simulator (thermo-mechanical processing, hot ductility, CTT- and TTT -diagrams, recrystallization kinetics, annealing, welding simulation, etc.)
• Laboratory rolling mill with accelerated cooling unit
• GDA750 analyzator (bulk composition of carbon and stainless steels, Cu- and Al-alloys; depth profiles of elements in nanoscale)
• Instrumented microhardness tester (CSM, 30 mN, local hardness and flow stress curves)
• Tensile testing machines (Zwick, 100 kN; from -80 °C to 200 °C; MTS810)
• Charpy Impact test hammer
• NDT drop weight hammer
• Macrohardness testers
• Optical microscopes and image analysis
   

Available at Center of Microscopy and Nanotechnology:
 

• FESEM (ZEISS Ultra Plus) with EDS-EBSD
• EFTEM Leo 912 Omega
• EPMA JEOL JXA-8200
• FEI HELIOS DUALBEAM FIB+FESEM+STEM+EDS
• XRD Siemens 5000

 

Metallography

Characterization devices enabling the analysis and measurement of optical and structural properties of micro- and nanostructure and materials, see the list of aquipment in Center of Microscopy and Nanotechnology

Mechanical engineering workshop
 

• Water jet cutting machine
• Mitsui Seiki HR-5B machining center
• Yasda YBM-850V precision machining center
• Makino MC 60 machining center
• Mori Seiki SL 1 B CNC lathe
• Coordinate measuring machine IOTA P 1270
• Measuring machine Carl Zeiss Jena
• Ursviken Optima 100 press brake
• Guillotine shear cutting machine Aliko 3012 CNC
• Robot welding cell
  • Kemppi Pro MIG 5000
  • Motoman Motoman L 106
• MIG/MAG/TIG Welding
  • Kemppi Kempomat 2500
  • Kemppi Kempomig 3200
  • Kemppi Kempomig 4000W
  • Kemppi Kempotig ACDC 4500
• Surface roughness tester Mitutoyo
• Roundness measuring tester Talyrond 201
• Measuring systems for machine tool inspection and acceptance
  • path control accuracy testing system, Heidenhain DBB 110 (double ball bar with integrated linear encoders)
  • comparator measuring system for linear axes, Heidenhain VM 182-1020
  • ACCOM measuring and evaluation software
  • small angle and levelling measuring instument Wyler Leveltronic
• Multicomponent dynamometer Kistler 9257B for cutting force measurements

University of Oulu - machine shop research support