NF ISO 1658
Natural rubber (NR) - Evaluation procedure
ISO 1658:2015 specifies
- physical and chemical tests on raw natural rubbers;
- standard materials, standard test formulae, equipment and processing methods for evaluating the vulcanization characteristics of natural rubber (NR).
ISO 1658:2015 specifies
- physical and chemical tests on raw natural rubbers;
- standard materials, standard test formulae, equipment and processing methods for evaluating the vulcanization characteristics of natural rubber (NR).
ISO 1658:2009 specifies physical and chemical tests on raw natural rubbers; standard materials, standard test formulae, equipment and processing methods for evaluating the vulcanization characteristics of natural rubber (NR).
This document specifies — physical and chemical tests on raw natural rubbers; — standard materials, standard test formulae, equipment and processing methods for evaluating the vulcanization characteristics of natural rubber (NR).
- Avant-propos
-
1 Domaine d'application
-
2 Références normatives
-
3 Échantillonnage et méthodes préparatoires ultérieures
-
4 Essais physiques et chimiques sur le caoutchouc brut
-
5 Préparation du mélange d'essai
-
6 Évaluation des caractéristiques de vulcanisation à l'aide d'un essai au rhéomètre
-
7 Évaluation des caractéristiques de contrainte-déformation en traction des mélanges d'essai vulcanisés
-
8 Rapport d'essai
- Annexe A (normative) Mode opératoire de préparation des mélanges de gommes à partir de mélanges maîtres
- Annexe B (informative)Déclaration de fidélité pour le mélangeur à cylindres et le mélangeur interne
- Bibliographie
The Requirements department helps you quickly locate within the normative text:
- mandatory clauses to satisfy,
- non-essential but useful clauses to know, such as permissions and recommendations.
The identification of these types of clauses is based on the document “ISO / IEC Directives, Part 2 - Principles and rules of structure and drafting of ISO documents ”as well as on a constantly enriched list of verbal forms.
With Requirements, quickly access the main part of the normative text!

At a glance, you will be able to identify the additions, deletions or modifications to a text, table, figure and formula.

The Redlines + service is offered to you on the collection of French standards in force, in French language and in HTML and PDF format.
For an overview of the service, click on View a standard in redline format
COBAZ is the simple and effective solution to meet the normative needs related to your activity, in France and abroad.
Available by subscription, CObaz is THE modular solution to compose according to your needs today and tomorrow. Quickly discover CObaz!
Request your free, no-obligation live demo
I discover COBAZ