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ISO 7884-5:1987

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Glass - Viscosity and viscometric fixed points - Part 5 : Determination of working point by sinking bar viscometer

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The specified method is suitable for characterizing the low-viscosity range of glass working: A vertically positioned narrow metal rod, i.e. the bar, is allowed to sink under its own weight into the melt. From the rate of sinking the dynamic viscosity is calculated. The teoretical basis relation and the apparatus including method of measurements are described.


SDO ISO: International Organization for Standardization
Document Number ISO 7884
Publication Date Not Available
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 48/SC 5
Publish Date Document Id Type View
Not Available ISO 7884-5:1987 Revision