AS NZS 1462.28:2003 pdf free.Methods of test for plastics pipes and fittings Method 28: Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds. 4 Procedure 4.1 Specimen preparation Two methods of preparation of test specimens are described: a compression procedure and a microtome procedure. 4.1.1 Compression procedure 4.1.1.1 Using a...
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