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TALC

Talc for the production of tires and general mechanical rubber goods (TRPN) of Bashtalc Company, Ltd.

Talc powder of the TRPN GOST 19729-74 trademark is used for the production of rubber products (filler and powder), plastics (filler), tires (filler, powder and emulsion talcing), and ceramics (filler for firebricks).

Typical technological indexes of quality for mark talc TRPN (GOST 19729-74)

Name of Properties Index of test Index of GOST Normative document

Chemical content:

 

 

 

  • Si02, %
  • 52 - GOST 19725.3
  • MgO, %
  • 28 - GOST 19728.8
  • Al2O3, %
  • 3 - GOST 19725.5
  • CaO, %
  • 0,46 - GOST 19725.5

    Index of Refraction, whiteness (R457):

    70 >67 GOST 16680-79

    Particle Size Distribution, % max:

     

     

     

  • 014
  • - - GOST 19728.4-88
  • 009
  • 2 2 GOST 19728.4-88

    Stake of mass ignition Insolubility in the HCl, %, min:

    95,7 90 GOST 19728.1

    Stake of mass Fe2O3 in the extraction of the HCl, %, min:

    0,8 0,9 GOST 19728.4

    Mass stake of iron (Fe), extractive a magnet, %, max:

    0,03 0,04  

    Loss Of Ignition, %, max:

    5,11 7 GOST 19728.17

    Moisture, %, max:

    0,1 0,5 GOST 19728.19








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