IS applicable to powders that will not flow freely through a 5 mm orifice. The oscillating funnel method (part 3) gives better precision, but it cannot be used in cases where the powder may change its properties due to the vibration action applied to the powder during testing. Gives principle, symbols and designations, apparatus, sampling, procedure, expression of results and test report.
PUBLISHED
EN 23923-2:1993
90.93
Standard confirmed
Oct 13, 1999