ISO 6989:1981
ISO 6989:1981 Textile fibres – Determination of length and length distribution of staple fibres (by measurement of single fibres)
CDN $76.00
Description
Specifies three methods for determination – method A: on a straightened fibre on a graduated rule, under a light tension applied with the aid of forceps and grease; – method B: measurement, using an opisometer, of the length of the image of fibre enlarged by projection on a screen; – method C: by use of a semi-mechanical device. – Intended to replace two existing International Standard, ISO 270 and ISO 1822.
Edition
1
Published Date
1981-05-01
Status
PUBLISHED
Pages
6
Language
English
Format
Secure PDF
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Abstract
Specifies three methods for determination - method A: on a straightened fibre on a graduated rule, under a light tension applied with the aid of forceps and grease; - method B: measurement, using an opisometer, of the length of the image of fibre enlarged by projection on a screen; - method C: by use of a semi-mechanical device. - Intended to replace two existing International Standard, ISO 270 and ISO 1822.
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