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Estimate of the degree of cross-linking through determination of the gel content.

Test methods

The material is immersed in a solvent for a specified period of time and the degree of cross-linking is determined as a percentage of the mass of the insoluble material.

Products that applies

Plastic piping systems for hot and cold water installations inside buildings made from cross-linked polyethylene (PE-X) EN ISO 15875-1, -2, -3, -5