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download between 0-24 hoursReleased: 2019
ISO 20927:2019
ISO 20927:2019-Rubber compounding ingredients — Precipitated silica — Determination of aggregate size distribution by disc centrifuge
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Standard´s number: | ISO 20927:2019 |
Pages: | 14 |
Edition: | 1 |
Released: | 2019 |
Language: | English |
DESCRIPTION
ISO 20927:2019
This document specifies a general method for determining the aggregate size distribution (ASD) of silica by using a disc centrifuge according to the principle of sedimentation. As pre-stage the silica is de-agglomerated in water using strong ultrasonic power treatment. The method is used for precipitated silica.