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TESTING AND ANALYSES OF INORGANIC ADDITIVES

White fillers and other metal oxides

  • Identification and chemical characterization
  • Determination of pH value
  • Determination of sieve residue
  • Determination of soluble and insoluble matter in acids
  • Determination of ignition loss and volatile matter content
  • Determination of organic treatment agent content and type

Carbon black

  • Determination of iodine adsorption number (surface activity)
  • Determination of absorption number (structure)
  • Determination of sieve residue and pellet size distribution
  • Determination of pH value
  • Determination of extractive matter content
  • Determination of sulphur content
  • Determination of heating loss and ash content

Sulphur

  • Determination of total sulphur content
  • Determination of insoluble sulphur content
  • Determination of thermal properties (phase transitions, melting points, thermal reversion of insoluble sulphur)
  • Determination of oil and acidic impurities content
  • Determination of ash content
  • Determination of sieve residue

 

Elemental content determination by atomic absorption spectroscopy (AAS)

Rubber compound components

 

 


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