The principle of the method specified is tapping a specified amount of powder in a container by means of a tapping apparatus until no further decrease in the volume of the powder takes place. The mass of the powder divided by its volume after the test gives its tap density. By agreement, the tapping may be carried out by hand.
WITHDRAWN
EN 23953:1993
WITHDRAWN
EN ISO 3953:1995
99.60
Withdrawal effective
Feb 15, 2011
WITHDRAWN
EN ISO 3953:2011