GB/T 18251-2000
AbolishedMethod for the assessment of pigment or carbon black dispersion in polyolefin pipes，fittings and compounds
聚烯烃管材、管件和混配料中颜料或炭黑分散的测定方法
Application Summary AI generated
This standard specifies a microscopic method for evaluating the dispersion quality of pigments or carbon black in polyolefin materials. It is applied in the quality control and testing of polyolefin pipes, fittings, and compounds, particularly in the plastic piping industry, to ensure uniform dispersion for consistent mechanical properties and UV resistance.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.