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ISO 7884-6:1987

Glass — Viscosity and viscometric fixed points — Part 6: Determination of softening point

Nov 26, 1987

General information

90.60     Mar 5, 2026

ISO

ISO/TC 48/SC 7

International Standard

81.040.01  

English  

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Published

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Scope

The temperatur above which the glass is capable of most forming operations is determined by measuring the elongation of a round glass fibre under its own weight. Closely defines requirements for the test specimen, procedure and apparatus lead to optimum repeatability of the specified temperature point. The furnace is specified with essential aspects.

Life cycle

NOW

PUBLISHED
ISO 7884-6:1987
90.60 Close of review
Mar 5, 2026

National adoptions

Glass — Viscosity and viscometric fixed points — Part 6: Determination of softening point

60.60 Standard published

DPS/KT 129 more