Restoration and improvement of wear resistance of the hammers of the fuel crusher of the power generating units of the power plant

Restoration and improvement of wear resistance of the hammers of the fuel crusher of the power generating units of the power plant
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Laser cladding by Plakart 03 coating based on NiCrMoNb with improved mechanical properties:

  • significantly reduces the amount of metal deposited;
  • reduces the complexity of recovery;
  • increases the working life of the hammer up to 4 times * compared with serial hammers cast from G13L steel;
  • electroslag surfacing allows to increase the wear resistance only up to 2.5 times;
  • increase the hardness of the working surface;
  • protection against abrasive and impact wear;
  • hardness - over 60 HRC.

Act of March 2016 on the quality of the SM 170 hammer with deposited wear-resistant coating according to the results of field tests as part of the hammer crusher of the 140 mW power units of the Cherepetskaya SDPP named after G. Zhimerin of JSC Inter RAO - Electrogeneration.

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