Major Facilities
Many
advanced experimental and simulation facilities have evolved
over the past four decades in the laboratory. These
facilities can be broadly categorised as below:
Melting and Casting
- Vacuum Arc Furnaces
- Air/Vacuum/Inert Atmosphere Induction
Melting Furnaces
- Investment Casting facilities with
Directional Solidification Capabilities
Processing
- Vacuum Hot Press
- Multi-purpose Forge Press
- Rotary Swaging Press
- Isothermal Forging/Extrusion
- Cold and Hot Isostatic Press
- Hot/Cold Rolling Mill
- Stretching Machine
- Straightening Machine
- Rapid Prototyping Machine
- Spex Mill
- Controlled Environment Sintering
Furnace
- Rapid Solidification
- Vacuum Brazing Furnace
- Friction Welding Facility
- Electro Slag Refining
- Laser Processing, including Laser
Engineered Net Shaping
- Plasma Spray Coating Facilities
Materials
Characterisation Tools
- Optical/Stereo Microscopes
- Scanning Electron Microscopes
- Transmission Electron Microscopes
- High Resolution Transmission Electron
Microscope
- Atom Probe Field Ion Microscope
- Electron Probe Micro Analysers
- Small and Wide Angle X-Ray
Spectroscopy (SWAXS)
- X-ray Diffractometer
- Texture Goniometer
- Wet and Instrumental Analysis
facilities such as AES, ICP, XRF
- Mossbauer Spectrometer
- Plasma Emission Spectromeer
- Polygraphic Analytical system
- Differential Scanning Calorimeter
- Differential Thermal Analyser
- Thermogravimetric Analyser
- Dilatometer
- BET
- Laser particle size analyser
- Molten Alloy Viscometer
- Nanoindentation with AFM
- Universal Testing Systems
- Servo hydraulic systems for Fatigue
and Fracture studies
- High Frequency Electromagnetic
Resonance Fatigue Testing Machine
- Creep testing facilities
- Ultra High Velocity Gas Gun facility
- Instrumented Impact Testing System
- Sliding Wear and Solid Particle
erosion test system
Magnetic
Property Characterisation
- Vibrating Sample Magnetometer
- Hysterisis loop recorder
Non-Destructive
Testing Facilities
Simulation and
Modeling
- Work Stations and High End PCs
- 8 nodes Cluster Computing / Grid
Computing Facility
- ANSYS-8.0
- GENSA-3.2
- IDEAS-6.0
- AutoCAD – Desktop-2000
- MATLAB
- AutoDyn
- DEFORM
- Pro-E
- UniGraphics
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SELECTED FACILITIES |
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Details of selected
processing and characterisation equipments are presented below.
Vacuum melting and casting facility
·
Capacity: 25 Kg Ni based
alloys
·
Vacuum: < 10-4
mm
·
Speciality: Directional
solidification of Ni based superalloys
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Hydraulic Forge Press
·
Modes of operation: Open Die,
Closed Die, Closed Die-isothermal
·
Extrusion and Liquid Metal
Forging
·
Capacity: 2000 MT
·
Stroke: 1000 mm
·
Table size: 1500 x 1500 mm
·
Speed: 0.1 – 115 mm/s
·
Max. Die temperature: 950
°C
·
Billet Heating: 1400
°C
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Vacuum melt spinner
·
Vacuum: <1X 10-5
mbar
·
Melting: Induction melting 30 kW RF
·
Substrate: 300 mm dia X 40mm wide copper wheel
·
Wheel rotation speed: 400-4000 rpm
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Controlled Stretching Machine
·
Use: Controlled stretching of
heat treatable aluminium alloys for property improvement and
stress relief
·
Stretching force: 10-250 MT
·
Stroke: 1400 mm
·
Stretching speed: 1-6 mm/s
·
Semiproduct size limits: 750 mm plates, 10-40 mm
dia rods
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Laboratory Hot Isostatic Press
·
Capacity: Pressure 2000 bar /
200 MPa
·
Max temp: 2000
°C
·
Power : 51 kVA
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Vacuum Arc Melting Facility
·
Capacity: 40kg of titanium ingot
·
Power: 200kVA
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Rapid Prototyping Machine
·
Use: To build complex
geometry prototypes without requirement of hard tooling
·
Build Volume: 250 x 250 x 400
mm
·
Part Materials: Wax, ABS
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3D Atom Probe
·
Capability: chemical information at atomic level
in metals. Combines field ion microscope (FIM) with position
sensitive detector (PSD) with mass spectrometer with single
atom sensitivity
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Nano indenter with nanoscratch tester and Atomic Force
Microscope
·
Instrumented depth sensing hardness tester
·
Load range – 0.5mN to 100 Mn
·
Max depth – 20micron
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Laser Coordinate Measuring Machine
·
Use: non contact measurement of part dimensions
·
Part size limit: 500 x 400 x 400 mm
·
Measurement accuracy: 25 µm each axis
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Molten alloy viscometer
·
Measures viscosity of aluminium alloy melts and
semisolids limited to 1000 mPa.s at 300 s-1.
·
Controlled cooling rates.
·
Can measure viscosity under ‘no-shear’
condition.
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