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  4. Standard "ISO 20927:2019"
Standard ISO 20927:2019 25.10.2019 preview

ISO 20927:2019

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

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STANDARD published on 25.10.2019


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The information about the standard:

Designation standards: ISO 20927:2019
Publication date standards: 25.10.2019
SKU: NS-974517
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: International technical standard
Category: Technical standards ISO

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Rubber compounding ingredients

Annotation of standard text ISO 20927:2019 :

Description / Abstract: 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.

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