Sets out methods for the preparation of samples of aluminium ore. This Standard is an adoption with national modifications, and has been reproduced from ISO 6140:1991.
AS 2806.3:2001 Referenced Document
ISO 565:1990 Test sieves; metal wire cloth, perforated metal plate and electroformed sheet; nominal sizes of openings
ISO 6138:1991 Aluminium ores; experimental determination of the heterogeneity of constitution