Glass — Viscosity and viscometric fixed points — Part 6: Determination of softening point
NORM herausgegeben am 26.11.1987
Bezeichnung normen: ISO 7884-6:1987
Ausgabedatum normen: 26.11.1987
Zahl der Seiten: 6
Gewicht ca.: 18 g (0.04 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / 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.