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ISO/FDIS 18553

Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds

General information

50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks   Dec 11, 2024

ISO

ISO/TC 138/SC 5 General properties of pipes, fittings and valves of plastic materials and their accessories -- Test methods and basic specifications

International Standard

23.040.45   Plastics fittings | 23.040.20   Plastics pipes

Scope

This International Standard describes a method with two procedures for the assessment of pigment or carbon black
particle and agglomerate size and degree of dispersion in polyolefin pipes, fittings and compounds.
The method is applicable to polyolefin pipes and fittings, as well as raw material in pellet form, with the choice of
procedure to be determined by the referring specification.
The method is applicable to carbon black pigmented polyolefin pipes, fittings and compounds with a carbon black
content of less than 3 %.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 18553:2002

PUBLISHED
ISO 18553:2002/Amd 1:2007

NOW

IN_DEVELOPMENT
ISO/FDIS 18553
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Dec 11, 2024