ISO 20927:2019

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

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.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

83.040.20

Statut:

Publié

Date de Publication:

2019-10-24

Numéro Standard:

ISO 20927:2019