SINTERING OF FILTERING MATERIALS BASED ON METAL POWDERS AND FIBERS BY ELECTROCUTION

  • 1 State research and production powder metallurgy association, Republic of Belarus
  • 2 Belarusian state agriculture technical university, Belarus
  • 3 State Scientific Institution “Powder metallurgy institute”, Minsk, Republic of Belarus
  • 4 Belarusian state agriculture technical university, Republic of Belarus

Abstract

The paper shows the results of testing the obtaining process of filtering material based on metal powders and fibers by electrocution sintering. The equipment design and manufacturing techniques of test samples are presented; experimental samples of filtering materials based on powders of tin-phosphor bronze BrO10F1 and stainless steel 12X18H10T fibers have been manufactured. Method implementation requires no special equipment: a common spot welding machine has been used. Photographs of appearance and structure of the samples and the results of studying their properties have been presented: porosity, permeability coefficient, pore sizes. It has been shown that the materials manufactured by electrocution sintering possess a satisfactory complex of filtering properties and may be used for purification of liquids and gases.

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