ISO-7884-1 › Glass - Viscosity and viscometric fixed points - Part 1 : Principles for determining viscosity and viscometric fixed points
ISO-7884-1
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1ST EDITION
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CURRENT
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Rules a given characterizing glass as a liquid (or liquid-analogue deformable) material. Three ranges of viscosity can be distinguished: melting, working and annealing range. General requirements for measurement and calibration, for apparatus and for sampling are specified. The formulae for calculating the different values are described. In annex A tables for estimating the influence of errors in viscosity and temperature determination and in annex B examples of certified reference glasses are shown.
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Document Number
ISO 7884-1:1987
Revision Level
1ST EDITION
Status
Current
Publication Date
Dec. 15, 1987
Committee Number
ISO TC 48/SC 5