VOLGOGRAD ALUMINIUM COMPANY
POWDER METALLURGY
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Fine spherical aluminium powder grade PAD in accordance with STO 22436138-006-2006


Chemical composition:


Powder grade Particles shape Mass, %
Active aluminium, %, not less Mass of impurities, %, less than
Fe Si Mg
PAD-0 spherical 99,0 0,2 0,2
PAD-1 spherical 99,2 0,2 0,2
PAD-4 spherical 98,5 0,2 0,2 *
PAD-6 spherical 98,5 0,2 0,2


Grain size distribution:



Powder grade Residue on mesh, %, less than Pass through mesh, % Grain size distribution, %
  140 µm 50 µm 63 µm 40 µm 0-10 µm 10-20 µm 20-30 µm +30 µm
PAD-0 0,5 20
PAD-1 0,5 п/п 12-20 20-30 20-30 *
PAD-4 0,4 45-65** * ? 12 ? 3
PAD-6 0,04 ** * * *


Note: fpt – full pass through mesh ( as full pass through understood if a residue on mesh is less than 0,%);
* — definition is necessarily;
** — definition of content of the fraction 0-5 and 5-10µ is necessarily.