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Determination of the degree of pigment or carbon black dispersion. Compression method.

Test methods

The material is analysed under a microscope to assess the size of the particles and agglomerates based on a grading classification.

Products that applies

Plastics piping systems for water supply, and for drainage and sewerage under pressure made of Polyethylene (PE) EN 12201-1, -2, -3, -5 / ISO 4427

Plastics piping systems for civil works for gaseous fuels. Polyethylene (PE).(EN 1555-1, -2, -5 / ISO 4437)

Multilayer pipe systems for indoor gas installations (UNE 53008-1 / ISO 17484-1)

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