Reference number
ISO 7884-6:1987
© ISO 2025
International Standard
ISO 7884-6:1987
Glass — Viscosity and viscometric fixed points — Part 6: Determination of softening point
Edition 1
1987-12
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Published (Edition 1, 1987)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 7884-6:1987

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Format
CHF 43
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 1987-12
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 6
  • Technical Committee :
    ISO/TC 48/SC 7
    ICS :
    81.040.01 
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