Reference number
ISO 6964:1986
ISO 6964:1986
Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis — Test method and basic specification
Edition 1
1986-12
Retirada
ISO 6964:1986
13514
Retirada (Edición 1, 1986)

Resumen

The determination is carried out by pyrolysis of a test portion at 550 °C in nitrogen followd by a calcination in a muffle furnace at 900 °C. The carbon black content is calculated from difference in mass before and after calcination. When so determined the carbon black content in polyethylen pipe material shall be 2,5 0,5 % (m/m).

Informaciones generales

  •  : Retirada
     : 1986-12
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 138/SC 5
    23.040.20 
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