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Preferred Partner in Metal 3D Printing

Technology Development Cell

  • New alloy development
  • Process Qualification
  • Product Qualification
  • Material Characterization
  • Post processing technology expertise
  • Part Identification and Material qualification

Developed Materials

  • SS316L
  • 17-4PH
  • HK30
  • 18Ni300
  • 13Ni400
  • AlSi10Mg
  • IN718
  • IN625
  • TNTZ
  • CoCrMo
  • X22CrMoV12-1
  • Ti64

Under development

  • Copper alloy

New alloy development

  • Powder Characterization – Morphology, Composition and Particle size analysis
  • Parameter Optimization using AMOptoMet to achieve denser samples and to reduce the number of design of experiments.
  • Heat Treatment optimization to achieve the desired properties.
  • Surface roughness, Micro-structure, Micro-hardness, Room temperature tensile tests and impact test.
  • Prototype printing of the components.
  • Testing and Qualification of the actual components

X22CrMoV12-1 –Steam Turbine Blade-New alloy

Nearly Dense Microstructure (> 99.95% ) along both Z and XY planes, for both layer thicknesses

0.2% YS (Mpa) UTS (Mpa) %Elon %RA
RT 736 937 21 54
Tested Specification min .700 900-1050 11 35

 

D Values Supplier specification Measured specification
D10(μm) 20.2 19.4
D50(μm) 29.6 30.1
D90(μm) 45.1 46.6

TNTZ Alloy – Bio Medical alloy

Element Weight% Atomic%
Ti K 50.75 67.53
Zr L 9.23 6.45
Nb L 35.70 24.49
Ta M 4.32 1.52

Testing for qualification

Powder

  • Chemistry check
  • Particle size distribution
  • Morphology
  • Quality of powder as per ASTM F3049-14
  • X-ray Diffraction

Part printing

  • Data preparation
  • Slicing
  • Machine preparation as per the checklist
  • Process parameters for printing (Laser power, Scan speed, Layer thickness etc..

Post processing

  • Stress relieving
  • Support removal
  • Solutionizing
  • Age hardening
  • HIPping
  • Grinding
  • Vibro polishing
  • Shot Peening
  • Glass Beading
  • All Quality Inspection procedures

Material characterization

  • Density (Archimedes)
  • Hardness (Rockwell and Vickers)
  • Sample preparation
  • Porosity calculation
  • Microstructure (Optical and SEM)
  • X-ray Diffraction
  • Chemistry

Mechanical Testing

  • Tensile Testing
  • Impact Toughness
  • Fatigue Testing
  • Creep Testing
  • Stress rupture Testing

Technology Development Lab

TDC test lab capabilities:

Internal Test Capabilities:

  • Metallurgical Failure Analysis
  • Grain Size & Porosity
  • Surface Roughness Testing
  • Marco & Micro Hardness Testing
  • Optical microstructure
  • Density

Mechanical Test Capabilities:

  • Tensile Testing
  • High Temperature Tensile Testing
  • Impact Testing
  • High Cycle Fatigue
  • Fatigue Testing
  • Creep Testing
  • Stress Rupture Test

External Test Capabilities:

  • Powder chemistry
  • Particle size distribution (PSD)
  • SEM
  • EBSD
  • XRD
  • X-ray residual stress
  • TEM

Material properties and applications

Material Type Properties Applications
18Ni300 Maraging Steel
  • very high strength
  • high toughness
  • easily post-hardened by a simple thermal age-hardening process.
Heavy Duty injection Moulds, Insert Die cast moulds
SS316L Stainless Steel
  • very good corrosion resistance and mechanical properties
  • excellent ductility
Parts requiring high corrosion resistance and/or high toughness and ductility
17-4PH Stainless Steel
  • very good yield strength
  • Good ultimate tensile strength and hardness
  • can be easily post-hardened
Components requiring particularly high strength and/or toughness
IN718 Nickel Alloy
  • good tensile, fatigue, creep and rupture strength
  • outstanding corrosion resistance
Aerospace, Chemical and Process Industry Parts, Natural Gas and Petroleum Industry
IN625 Nickel Alloy
  • high tensile, creep and rupture strength.
  • excellent fatigue and thermal-fatigue properties
  • good oxidation resistance
Sea water applications
CoCrMo Cobalt Chrome
  • cobalt-chrome- molybdenum Alloy
  • excellent mechanical properties (strength, hardness etc.)
  • corrosion resistance temperature resistance.
Biomedical Implants, Parts requiring good mechanical properties in high temperature and corrosive environment
CoCrW Cobalt Chrome
  • Co, Cr, Mo and W based alloy
  • Biocompatible
  • Non-cytotoxic
Dental restorations
Ti6Al4V Ti6Al4V
  • excellent mechanical properties
  • corrosion resistance and biocompatibility
  • low specific weight
Aerospace and Motor racing components, Biomedical implants
AlSi10Mg Aluminium Alloy
  • High Strength to weight ratio
High Load applications,
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