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B51-14 (R2019) – Boiler, pressure vessel, and pressure piping code

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ISO 4658:2020

ISO 4658:2020 Acrylonitrile-butadiene rubber (NBR) – Evaluation procedure

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Description

This document specifies, for acrylonitrile-butadiene rubbers (NBRs):

– physical and chemical tests on raw rubbers;

– standard materials, a standard test formulation, equipment and processing methods for evaluating the vulcanization characteristics.

The mixing preferred method is the single stage mixing with LIM (laboratory internal mixer).

Edition

4

Published Date

2020-08-11

Status

PUBLISHED

Pages

10

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies, for acrylonitrile-butadiene rubbers (NBRs):

- physical and chemical tests on raw rubbers;

- standard materials, a standard test formulation, equipment and processing methods for evaluating the vulcanization characteristics.

The mixing preferred method is the single stage mixing with LIM (laboratory internal mixer).

Previous Editions

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