Russian Aeronautics

, Volume 61, Issue 1, pp 145–148 | Cite as

Gas and Powder Flow Optimization in a Four-Jet Laser Cladding Head

  • A. I. Shpilev
  • F. R. Iskhakov
  • K. Yu. NagulinEmail author
  • A. Kh. Gil’mutdinov
Aircraft Production Technology


Gas and powder flow structure in a four-jet nozzle of a laser cladding head was optimized using a shadow imaging device and high-speed tracer visualization. Experimental results show that an excessive protective gas flow rate can lead to the spatial defocusing of transport gas jets.


laser cladding shadow imaging four-jet nozzle tracer imaging 


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Copyright information

© Allerton Press, Inc. 2018

Authors and Affiliations

  • A. I. Shpilev
    • 1
  • F. R. Iskhakov
    • 1
  • K. Yu. Nagulin
    • 1
    Email author
  • A. Kh. Gil’mutdinov
    • 1
  1. 1.Tupolev Kazan National Research Technical UniversityKazan TatarstanRussia

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