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ISO 20927:2019

Rubber compounding ingredients - Precipitated silica - Determination of aggregate size distribution by disc centrifuge
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ISO 20927:2019

Rubber compounding ingredients - Precipitated silica - Determination of aggregate size distribution by disc centrifuge

PUBLISH DATE 2019
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.

SDO ISO: International Organization for Standardization
Document Number ISO 20927
Publication Date Oct. 1, 2019
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO/TC 45/SC 3
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