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Tungsten

Ts 15126592-01:2013

Brands: 1, 2

Manufacturing cycle:

  • Preparation of metallic tungsten powder, screening
  • Preparation of a plasticizer
  • Neutralization and moistening of metal tungsten powder
  • Pressing briquettes
  • Sintering briquettes
  • Control of finished products

Application:

It is used in the metallurgical industry for alloying steel.

Technical requirements

Name of indicators

Standard
Brand 1 Brand 2
Content of the main substance (tungsten), not less than %  96,918  96,859
Content of impurities, no more than,%    
Silica 1,5 1,5
Molybdenum 0,4 1,0
Oxygen (and moisture) 1,0 1,0
Carbon 0,1 0,1
Phosphorus 0,02 0,02
Sulphur 0,01 0,01
Cuprum 0,01 0,01
Arsenic 0,03 0,03
Stannic 0,003 0,003
Antimony 0,003 0,003
Plumbum 0,003 0,003
Bismuth 0,003 0,003
Briquette weight, kg

0,02÷5,0

  • 00cu150
  • 01cement150
  • 02cutube150
  • 03emalprovod150
  • 04kadmiy150
  • 05au150
  • 06ag150
  • 07zn150
  • frrewr
  • h2so4150
  • kuporos150
  • selen150-2
  • teknic_tellur
  • vp_ru_uz
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